OperatorOperator’’ss ManualManual 12 Speed
Contents
Safety...... 1
Driving...... 2
Maintenance...... 3
Information...... 4
Contents
© 2017 PACCAR Inc. - All Rights Reserved This manual illustrates and describes the operation of features or equipment which may be either standard or optional on this vehicle. This manual may also include a description of features and equipment which are no longer available or were not ordered on this vehicle. Please disregard any illustrations or descriptions relating to features or equipment which are not on this vehicle. PACCAR reserves the right to discontinue, change specifications, or change the design of its vehicles at any time without notice and without incurring any obligation. The information contained in this manual is proprietary to PACCAR. Reproduction, in whole or in part, by any means is strictly prohibited without prior written authorization from PACCAR Inc. SAFETY -
1 Chapter 1 | SAFETY
In this Chapter:
Using this Manual...... 5 Safety Alerts...... 5 Illustrations...... 6 General Safety Instructions...... 7 Warnings and Cautions...... 9 A Special Word About Repairs...... 9
4 Y53-1272-1B1 (08/17) SAFETY - Using this Manual
indicate that in a cross-reference like this: (See Safety Alerts on page 5). You won’t 1 Using this Manual NOTE have to go searching for more information. Finally you’ll find a helpful Subject Index. Please take the time to get acquainted with After you’ve read this manual, it should It’s in the back of the manual and your vehicle by reading this Operator’s be stored in the cab for convenient ref- alphabetically lists the subjects covered. Manual. We recommend that you read and erence and remain with this truck So if you want information on brakes, for understand this manual from beginning to when sold. example, just look under Brake in the end before you operate this equipment. Subject Index. You’ll find all the pages This manual contains useful information for Your vehicle may not have all the features listed where brakes or braking are the safe and efficient operation of this or options mentioned in this manual. discussed. equipment. It also provides service Therefore, you should pay careful attention All information contained in this manual is information, with an outline for performing to the instructions that pertain to just your based on the latest production information safety checks and basic preventive vehicle. In addition, if your vehicle is available at the time of publication. maintenance inspections. We have tried to equipped with special equipment or options Kenworth Truck Company Peterbilt Motors present the information you’ll need to learn not discussed in this manual, consult your Company reserves the right to make about functions, controls, and operation— dealer or the manufacturer of the changes at any time without notice. and to present it as clearly as possible. We equipment. hope you’ll find this manual easy to use. There are several tools built into this There will be times when you need to take manual to help you find what you need this manual out of the glovebox. When you quickly and easily. First is the Quick Table Safety Alerts do, please be sure to return it when you of Contents. Located at the front of the are finished using it. That way it will be manual, this lists the main subjects Please read and follow all of the safety there when you need it the next time or covered and gives section numbers where alerts contained in this manual. They are when you pass the vehicle on to the next you can find these subjects. Use the Quick there for your protection and information. user. Table of Contents to find information on a These alerts can help you avoid injury to large subject like “Maintenance.” Cross- yourself, your passengers and help prevent referenced citations also help you get the costly damage to the vehicle. Safety alerts information you need. If some other part of are highlighted by safety alert symbols and the manual contains further information on signal words such as “WARNING”, the subject you are reading about, we’ll
Y53-1272-1B1 (08/17) 5 SAFETY - Illustrations
“CAUTION”, or “NOTE”. Please DO NOT The safety message following this symbol 1 ignore any of these alerts. and signal word provides a caution against operating procedures which could cause NOTE Warnings equipment or property damage. The alert will identify the hazard, how to avoid it, and Pumping the accelerator will not assist the probable consequence of not avoiding in starting the engine. the hazard.
The safety message following this symbol and signal word provides a warning against CAUTION operating procedures which could cause Illustrations death or injury. They could also cause Continuing to operate your vehicle with Some of the illustrations throughout this equipment or property damage. The alert insufficient oil pressure will cause seri- manual are generic and will NOT look will identify the hazard, how to avoid it and ous engine damage. Failure to comply exactly like the engine or parts used in the probable consequence of not avoiding may result in equipment or property your application. The illustrations can the hazard. damage. contain symbols to indicate an action required and\or an acceptable or NOT Notes WARNING acceptable condition. The illustrations are intended to show Hot engine oil can be dangerous. You repair or replacement procedures. The could be burned. Let the engine oil procedure will be the same for all cool down before changing it. Failure applications, although the illustration may to comply may result in death, person- The message following this symbol and differ. al injury, equipment or property dam- signal word provides important information age. that is not safety related but should be followed. The alert will highlight things that Cautions may not be obvious and is useful to your efficient operation of the vehicle.
6 Y53-1272-1B1 (08/17) SAFETY - General Safety Instructions
Standards applicable at the time of • Before beginning any repair, manufacture. Even with these safety disconnect the battery (negative [-] 1 General Safety features, continued safe and reliable cable) and discharge any Instructions operation depends greatly upon regular capacitors. vehicle maintenance. Follow the • Put a “DO NOT OPERATE” tag in Important safety notices about operating maintenance recommendations found in the operator's compartment or on and servicing your engine. Preventive Maintenance section. This will the controls. help preserve your investment. • Allow the engine to cool before WARNING Make sure your vehicle is in top working slowly loosening the coolant filler condition before heading out on the road, it cap to relieve the pressure from the is the responsible driver's duty to do so. Improper practices, carelessness, or cooling system. Inspect the vehicle according to the ignoring any warnings may cause Driver's Check List. death, personal injury, equipment or WARNING property damage. • Use the proper tool for manually rotating the engine. DO NOT Removing the fill cap on a hot engine Before performing any repair, read and attempt to rotate the crankshaft by can cause scalding coolant to spray understand all of the safety precautions pulling or prying on the fan. This out and burn you badly. If the engine and warnings. The following is a list of practice can cause death, personal has been in operation within the previ- general safety precautions that must be injury, equipment damage, or ous 30 minutes, be very careful in re- followed to provide personal safety. Failure damage to the fan blades, causing moving the fill cap. Protect face, to follow these instructions may cause premature fan failure. hands, and arms against escaping flu- death or injury. Special safety precautions • Work areas should be dry, well lit, id and steam by covering the cap with are included in the procedures when they well ventilated, free from clutter, a large, thick rag. DO NOT try to re- apply. loose tools, parts, ignition sources move it until the surge tank cools down Keep in mind that even a well maintained and hazardous substances. or if you see any steam or coolant es- vehicle must be operated within the range • Wear protective glasses and caping. In any situation, remove the of its mechanical capabilities and the limits protective shoes when working. cap very slowly and carefully. Be ready of its load ratings. See the Weight Ratings • DO NOT wear loose-fitting or torn to back off if any steam or coolant be- label on the driver's door edge. clothing. Tie back and/or tuck in gins to escape. Every new vehicle is designed to conform long hair. Remove all jewelry when to all Federal Motor Vehicle Safety working.
Y53-1272-1B1 (08/17) 7 SAFETY - General Safety Instructions
• Always use wheel chocks or proper • When moving or lifting any heavy • When working on the vehicle, be 1 jack stands to support the vehicle equipment or parts, make sure to alert for hot parts on systems that or vehicle components before use proper techniques and have just been turned off, exhaust performing any service work. DO assistance. Ensure all lifting gas flow, and hot fluids in lines, NOT work on anything that is devices such as chains, hooks, or tubes, and compartments. Contact supported only by lifting jacks or a slings are in good condition and with any hot surface may cause hoist. Before resting a vehicle on are of the correct load capacity. burns. jack stands, be sure the stands are Make sure all lifting devices are • Always use tools that are in good rated for the load you will be positioned correctly. condition. Make sure you have the placing on them. • Corrosion inhibitors and lubricating proper understanding of how to use • Before removing or disconnecting oils may contain alkali. DO NOT the tools before performing any any lines, fittings, or related items, get the substance in eyes and service work. Use only genuine relieve all pressure in the air, oil, avoid prolonged or repeated replacement parts from PACCAR. fuel, and cooling systems. Remain contact with skin. DO NOT • Always use the same fastener part alert for possible pressure when swallow. If ingested, seek number (or equivalent) when disconnecting any device from a immediate medical attention. DO replacing items. DO NOT use a system that contains pressure. NOT induce vomiting. In case of fastener of lesser quality if High pressure oil or fuel can cause contact, immediately wash skin replacements are necessary. (e.g., death or personal injury. with soap and water. In case of Do not replace a 10.9 grade with • Always wear protective clothing harmful contact, immediately 8.8 grade fastener.) when working on any refrigerant contact a physician. Always keep • Always torque fasteners and fuel lines and make sure that the any chemicals OUT OF REACH connections to the required workplace is well ventilated. OF CHILDREN. specifications. Overtightening or Inhalation of fumes can cause • Naptha and Methyl Ethyl Ketone under-tightening can allow leakage. death or personal injury. To protect (MEK) are flammable materials and • Close the manual fuel valves prior the environment, liquid refrigerant must be used with caution. Follow to performing maintenance and systems must be properly emptied the manufacturer's instructions to repairs, and when storing the and filled using equipment that ensure safety when using these vehicle inside. prevents the release of refrigerant materials. Always keep any • DO NOT perform any repair when gas. Federal law requires capturing chemicals OUT OF REACH OF impaired, tired, fatigued or after and recycling refrigerant. CHILDREN.
8 Y53-1272-1B1 (08/17) SAFETY - Warnings and Cautions
consuming alcohol or drugs that California Proposition 65 Warning and lead compounds, chemicals can impair your functioning. known to the State of California to • Diesel engine exhaust and some of 1 cause cancer and reproductive • Some state and federal agencies in its constituents are known to the harm. Wash hands after handling. the United States of America have State of California to cause cancer, determined that used engine oil birth defects, and other can be carcinogenic and can cause reproductive harm. reproductive toxicity. Avoid • The catalyst substrate located in inhalation of vapors, ingestion, and Warnings and Cautions the Diesel Particulate Filter (DPF) prolonged contact with used engine contains vanadium pentoxide, oil. which has been determined by the • DO NOT connect the jump starting State of California to cause cancer. or battery charging cables to any Always wear protective clothing A Special Word About ignition or governor control wiring. and eye protection when handling Repairs This can cause electrical damage the catalyst assembly. Dispose of to the ignition or governor. the catalyst in accordance with • Coolant is toxic. If not reused, local regulations. If catalyst WARNING dispose of coolant in accordance material gets into the eyes, with local environmental immediately flood eyes with water regulations. Do not attempt repair work without suf- for a minimum of 15 minutes. Avoid ficient training, service manuals, and prolonged contact with skin. In the proper tools. You could be killed or case of contact, immediately wash CAUTION injured, or you could make your vehi- skin with soap and water. In case cle unsafe. Do only those tasks you of harmful contact, immediately Corrosive chemicals can damage the are fully qualified to do. contact a physician. engine. DO NOT use corrosive chemi- cals on the engine. Failure to comply • Other chemicals in this vehicle are may result in equipment, or property also known to the State of damage. California to cause cancer, birth defects or other reproductive harm. • Battery posts, terminals, and related accessories contain lead
Y53-1272-1B1 (08/17) 9 SAFETY - A Special Word About Repairs
you back on the road quickly—and keep dealer from whom you purchased your 1 you there. vehicle. WARNING Your vehicle is a complex machine. Anyone attempting repairs on it needs Modifying your vehicle can make it un- good mechanical training and the proper safe. Some modifications can affect tools. If you are sure you have these your vehicle's electrical system, stabili- requirements, then you can probably ty, or other important functions. Before perform some repairs yourself. However, modifying your vehicle, check with all warranty repairs must be performed by your dealer to make sure it can be an authorized service facility. If you aren’t done safely. Improper modifications an experienced mechanic, or don’t have can cause death or personal injury. the right equipment, please leave all repairs to an authorized service facility. They are the ones equipped to do the job CAUTION safely and correctly.
The installation of electronic devices to Maintenance Manuals the On Board Diagnostics (OBD) con- If you do decide to do any complex repair nector, the vehicle Controller Area Net- work, you’ll need the maintenance work (CAN), or their associated wiring manuals. Order them from your authorized is not permitted. Doing so can ad- dealer. Please provide your Chassis Serial versely affect vehicle performance Number when you order, to be sure you and/or cause fault codes to be record- get the correct manuals for your vehicle. ed. The OBD connector is provided for Allow about four weeks for delivery. There temporary connection of service tools will be a charge for these manuals. and for diagnostic purposes only. Final Chassis Bill of Material Your dealer’s service center is the best place to have your vehicle repaired. You A complete, non-illustrated computer can find dealers all over the country with printout listing of the parts used to custom- the equipment and trained personnel to get build your vehicle is available through the
10 Y53-1272-1B1 (08/17) SAFETY - A Special Word About Repairs
1
Y53-1272-1B1 (08/17) 11 DRIVING -
Chapter 2 | DRIVING 2 In this Chapter:
Controls on the Right Hand of the Steering Column...... 13 Drive Neutral Reverse Selector...... 13 Up or Down Shifting...... 15 Engine Brake Operation for a Vehicle with Automated Transmission...... 17 Using the Manual - Automatic Button...... 18 Start-Up and Power Down...... 19 Transmission Power Take Off (PTO)...... 20 Snow/Ice Operation...... 21 Trailer Operation...... 21 Features...... 21
12 Y53-1272-1B1 (08/17) DRIVING - Controls on the Right Hand of the Steering Column
3 Engine Brake and Max Mode For Kenworth Vehicles Controls on the Right 4 Manual (M) / Automatic (A) Mode Button Hand of the Steering Related concepts Column Related tasks 2
This vehicle may be equiped with the PACCAR Transmission. The lever on the right hand side of the steering column will Drive Neutral Reverse operate the transmission functions in Selector addition to operating the engine brake.
For Peterbilt Vehicles
Transmission mode is selected by rotating 1 Transmission D - N - R Function the lever's outer knob. There is a detent for Drive, Neutral, Reverse. 2 Up (+) and Down (-) Shift and Low Mode The instrument cluster will display the corresponding mode.
Y53-1272-1B1 (08/17) 13 DRIVING - Drive Neutral Reverse Selector
Reverse Mode causing damage to the transmission. NOTE • Reverse mode selects the default Reverse gear. 2 Selector (the transmission) must be in NOTE N (Neutral) to start the truck. NOTE If the driver attempts to select a non- neutral mode without depressing the If the driver attempts to select a non- service brakes the transmission will not Neutral Mode neutral mode without depressing the shift into gear. The driver must re-select • Selects Neutral. service brakes the transmission will not Neutral and depress the service brakes shift into gear and you will have to return • Initial Gear position after Start-Up. before selecting the desired mode to Neutral and depress the service again. brakes before selecting the desired WARNING mode again. • If the start gear is changed using the up/downshift request Apply parking brake and follow vehicle • Each time Reverse is selected from procedure, it will remain as the manufacturer parking instructions. Fail- Neutral, the default Reverse gear is default until the vehicle is powered ure to follow these instructions could engaged. cause unintended vehicle movement re- down or the selection is changed. sulting in death, serious injury or dam- However, conditions such as, age to property. Drive Mode (Auto Mode) grade, may still override the default • Intelligent Start Gear Selection will start gear selection. automatically select the start gear • A shift can be advanced by using NOTE depending on inputs such as, load, the up/downshift request procedure grade, and axle/transmission ratio. when the transmission is near the When attempting to start the engine and This start gear can be changed by shift point. the engine does not crank, confirm Neu- using the up/downshift request tral is selected, vehicle parking brake is procedure, as long as the selection applied and service brake is depressed. still falls into a gear that would allow the vehicle to launch without
14 Y53-1272-1B1 (08/17) DRIVING - Up or Down Shifting
For Kenworth Vehicle with Shift Assist NOTE Up or Down Shifting Multiple gear upshifts and downshifts 2 may be allowed when the up/downshift request procedure is performed multiple times (Each request equals one gear change request).
• The transmission may also deny a shift while ascending or descending grades if the load of the vehicle and grade of the terrain For Peterbilt Vehicles with Shift Assist in combination with the drivetrain ratio and engine torque will fall outside of the acceptable range to perform a shift. If the shift is denied it will sound a tone. When in the Manual mode, the transmission gears can be manually selected by pushing or pulling on the lever. Pushing the lever forward will down shift. Pushing and holding the lever forward will engage the LOW gear range. Pulling the lever towards the driver will upshift the transmission. If the prompt appears in the instrument Some vehicles may have a feature that cluster, use the manual gear selector lever prompts the operator to shift for optimal to change gears. fuel economy.
Y53-1272-1B1 (08/17) 15 DRIVING - Up or Down Shifting
The instument cluster will illuminate with LOW Mode the corresponding gear. LOW mode should be used any time you WARNING want to maximize engine braking and 2 minimize the use of the brake pedal. For On slippery surfaces minimize engine example, when driving down long grades braking in LOW mode. Excessive en- or when coming to a stop. gine braking at higher engine RPM • Selects lowest available gear for could cause a loss of traction and vehi- start gear. The starting gear cannot cle control. be changed in LOW mode.
NOTE NOTE The PACCAR Automated Transmission If the driver attempts to select a non- initiates upshifts from MANUAL and neutral mode without depressing the LOW for engine overspeed protection. Gear Display service brakes the transmission will not shift into gear. The driver must re-select Neutral and depress the service brakes before selecting the desired mode How to Deactivate MAX Mode again. Vehicles with automated transmissions will • If LOW is selected while moving, have the engine brake function integrated the transmission will not upshift with the transmission controls. Follow (except for the Transmission these steps to deactivate MAX engine Override conditions noted on the brake mode. previous page). The transmission 1. Accelerate with the throttle pedal. system will downshift at the earliest 2. Upshift, see Up or Down Shifting opportunity to enable higher than on page 15. normal engine RPM to provide 3. Wait for the transmission coast maximum engine braking. down gear to engage.
16 Y53-1272-1B1 (08/17) DRIVING - Engine Brake Operation for a Vehicle with Automated Transmission
4. Reduce engine brake level, see Position Amount of Engine Brake Engine Brake Operation for a Vehicle with Automated 4* 100% AND will engage Transmission on page 17. transmission low gear 5. Re-initiate MAX mode, see Engine 2 Brake Operation for a Vehicle with * This position is momentary Automated Transmission on page and will revert back to position 17. 3 when the lever is released. 6. Select Neutral N, see Drive Neutral Reverse Selector on page 13. The corresponding engine brake level (or 7. Select LOW mode, see Engine MAX mode) will be illuminated in the Brake Operation for a Vehicle with instrument cluster. Automated Transmission on page 17.
Moving the lever clockwise will engage the engine brake. Increase the amount of Engine Brake Operation engine brake by moving the lever further for a Vehicle with clockwise. Each position has a corresponding level of engine brake. Automated Transmission Position Amount of Engine Brake
Off 0 %
1 33%
2 66%
3 100%
Y53-1272-1B1 (08/17) 17 DRIVING - Using the Manual - Automatic Button
Related tasks For Peterbilt Vehicles of letting the transmission select them automatically. • Driver manually selects the start Using the Manual - gear and uses the up/downshift 2 request to shift. Automatic Button NOTE
Multiple gear upshifts and downshifts may be allowed when the up/downshift request procedure is performed multi- ple times (Each request equals one For Kenworth Vehicles gear change request).
• If the driver attempts to select a non-neutral mode without depressing the service brakes the transmission will not shift into gear. The driver must re-select Neutral and depress the service brakes before selecting the desired mode again. This button will put the transmission into manual mode. Manual mode will allow the • System holds current gear unless operator to select the gear. See Up or otherwise prompted by using up/ Down Shifting on page 15. downshift request, except for the To activate, put the gear selector in the D “Transmission Manual Override” (drive) mode and then depress the M/A MANUAL Mode conditions noted below. button. The instrument cluster will display MANUAL mode should be used whenever the corresponding selection. the driver wants to select the shifts instead
18 Y53-1272-1B1 (08/17) DRIVING - Start-Up and Power Down
tem is at normal operating range be- fore attempting to start the vehicle. NOTE Start-Up and Power Down 3. Start the engine. For optimal vehicle performance, it is 4. Allow vehicle air system pressure 2 recommended the vehicle be operated Start-Up to build to normal operating range. in “D” Drive mode. 1. Ensure N, Neutral, is selected on 5. Apply service brake. the Transmission Driver Interface Device. Transmission Manual Override NOTE If the vehicle is being back-driven and the engine is approaching a higher than NOTE If the service brake is not applied while normal RPM level, the transmission system selecting a starting gear, the initial will override the MANUAL position and The transmission will not allow the en- start gear will not be engaged and the perform an upshift. gine to crank if a mode other than driver will have to reselect Neutral and Neutral is selected, on Transmission press the brake while re-selecting the Driver Interface Device, when attempt- desired mode. NOTE ing to start the engine. 6. Select the desired mode and The transmission initiates upshifts 2. Turn the ignition key to “ON” and starting gear on the Transmission from MANUAL and LOW for engine allow the PACCAR Automated Driver Interface Device. overspeed protection. Transmission to power-up. NOTE If the start gear is changed and it causes NOTE the engine to lug at takeoff, the The transmission will override inappro- transmission system will override the Engine cranking is delayed until the priate start gear selections to avoid MANUAL position and select the best transmission power-up is complete driveline damage. available gear. and the gear display shows a solid N. 7. Release the vehicle parking If Neutral, N, is not shown in the gear brakes. display, ensure that the vehicle air sys- 8. Release service brake and Urge to Move will allow the vehicle to
Y53-1272-1B1 (08/17) 19 DRIVING - Transmission Power Take Off (PTO)
automatically launch and creep at constant engine idle. WARNING WARNING • Upshifts and downshifts can be made while at constant engine Apply parking brake and follow vehicle Apply parking brake and follow vehicle 2 idle by utilizing the up/downshift manufacturer parking instructions. manufacturer parking instructions. Fail- request procedure. The Failure to follow these instructions ure to follow these instructions could transmission may deny a shift could cause unintended vehicle move- cause unintended vehicle movement re- and sound a tone if the load of ment resulting in death, serious injury sulting in death, serious injury or dam- the vehicle or grade of the or damage to property. age to property. terrain falls outside the 3. Turn ignition key to OFF and allow 2. Select “N” on the Transmission acceptable range to perform a the engine to shut down. Driver Interface Device. shift. 3. Select the transmission PTO switch. Power Down Transmission Power Take 4. Raise engine speed as required to 1. Select N Neutral on the operate PTO. Transmission Driver Interface Off (PTO) Device. The transmission may have a PTO NOTE • If gear display does not show installed. Engaging the PTO differs if it is solidN , neutral has not yet operating in either a mobile or a stationary Use the transmission PTO switch to dis- been obtained. application. engage the PTO.
NOTE Stationary PTO Operation Mobile PTO Operation The transmission countershaft PTO is used The transmission countershaft PTO is used Neutral should always be reached be- in this application. To engage the PTO for in this application and provides limited fore initiating power down, except in stationary operation, perform the following mobile operation in the start gears. To cases of emergency. steps: engage the PTO for mobile operation, 2. Set the vehicle parking brakes. 1. Bring the vehicle to a complete perform the following steps: stop and apply the parking brake.
20 Y53-1272-1B1 (08/17) DRIVING - Snow/Ice Operation
1. Bring the vehicle to a complete select MANUAL mode. MANUAL mode • Avoid repeat attempts if the sliding stop and depress the service holds the current gear position under most axle is not moving. brake. operating conditions- the transmission will 2. Select “N” on the Transmission only shift when the driver uses the up/ NOTE Driver Interface Device. downshift request. Once road conditions 2 3. Select the transmission PTO improve, the driver should revert back to Drive mode. If repeat attempts are made and the au- switch. tomated clutch starts to overheat, the 4. Select “Drive” or "Reverse" as display will indicate “CA” along with a required for vehicle movement. warning tone. 5. Release the service brake to Trailer Operation engage the clutch and the PTO. 6. Raise engine speed as required to operate PTO. Trailer Connecting Features • Prior to backing under the trailer, NOTE ensure proper trailer height. • Use Low mode (1st gear) for Hill Start Aid Operation (HSA) forward direction and Reverse (R1) Use the transmission PTO switch to Hill Start Aid defaults to the “On” position. for reverse direction. disengage the PTO. In PACCAR Automated Transmissions, it can be turned “Off” by pressing and Sliding Trailer Axle releasing the Hill Start Aid switch, however, • Ensure axle rails and locks are it will turn back on after the first successful Snow/Ice Operation properly maintained. launch. If the switch is turned off, the lamp in the Hill Start switch will flash. • Follow proper procedure for The PACCAR Automated Transmission is The grade at which Hill Start Aid is active is unlocking and sliding the trailer designed to work in coordination with the defaulted to 1% but can be configured to axles. ATC system to ensure optimal operation. activate on a 2% or 3% grade. However, if the driver observes low friction • Use Low mode (1st gear) for road conditions (snow, rain, ice, etc.) and forward direction and Reverse (R1) Vehicle Facing Uphill – Forward does not want the transmission to shift, for reverse direction. Mode risking wheel slippage, the driver should
Y53-1272-1B1 (08/17) 21 DRIVING - Features
1. Vehicle must be on incline greater Hill Start Aid disengages. (Use than 1% and in a forward mode. WARNING Service Brakes and then relaunch). 2. Bring vehicle to a stop and depress • If the PACCAR Automated the service brakes then release the Apply the vehicle service brakes or Transmission clutch does start to 2 service brakes to launch the launch the vehicle using the accelerator overheat, the display will show vehicle. pedal after Hill Start Aid releases. Fail- “CA” along with a warning tone. If ure to do so could result in unintended “CA” is active in the gear display, vehicle movement resulting in death, se- immediately discontinue the WARNING rious injury or damage to property. operation that is being performed which is causing the clutch to Apply the vehicle service brakes or overheat. launch the vehicle using the accelerator Clutch Abuse Protection • If the driver continues abusive pedal after Hill Start Aid releases. Fail- operation, the system will either ure to do so could result in unintended open the clutch if the vehicle movement resulting in death, se- CAUTION accelerator pedal is not applied rious injury or damage to property. The PACCAR Automated Transmis- or close the clutch if the sion clutch can overheat and slip with accelerator pedal is applied. Vehicle Facing Downhill - Reverse improper use. • If the abuse continues, the Mode system will open the clutch and 1. Vehicle must be on a decline • DO select the lowest possible start take away accelerator pedal greater than 1% and in Reverse gear for the application. If moving control for a short period of time mode. slowly is required, select 1st or R1. to allow the clutch to cool down. 2. Bring vehicle to a stop and depress • DO use the Service Brakes and let Urge to Move may be the service brakes then release the Hill Start Aid assist you when inoperable when the clutch is service brakes to launch the launching on an incline. overheated. vehicle. • Do NOT use the accelerator pedal to hold the vehicle on an incline. Engine Overspeed Protection (Use Service Brakes). • The transmission system will • Do NOT use the accelerator pedal upshift if necessary to prevent to stop roll back on an incline after
22 Y53-1272-1B1 (08/17) DRIVING - Features
engine overspeed in Drive, Auto Neutral transmission system may not MANUAL and LOW modes. • The transmission system will downshift into lower gears. This automatically shift to neutral if the allows the transmission to coast to Shuttle Shifting vehicle is left in Drive and the a stop. 2 • Shuttle shifting from Reverse to parking brakes are set. any forward mode is only allowed if • “AN” will appear in the gear display. Cruise Control the vehicle speed is approximately The driver must then select the • This transmission system is zero. desired forward or reverse mode compatible with cruise control. with the service brake applied. Intelligent Start Gear Selection Neutral Coast Mode Load Based Shifting • Intelligent Start Gear Selection will Neutral Coast Mode allows the automatically select the start gear • The transmission system will adapt transmission to disengage the driveline by depending on inputs such as load, to the conditions of the vehicle to pulling out of gear on slight downhill grade and axle/transmission ratio. change the shift points based on grades, where little to no engine power is • The start gear selection can be the followings inputs: required, when the vehicle is in cruise changed using the up/downshift • Vehicle grade control and the transmission is in Drive request, however, if the selection • Engine RPM mode. requested could cause damage or • Accelerator pedal position • When Neutral Coast Mode is engine lugging the request will be • Vehicle load active, the engine will drop to idle denied and an audible tone will • After changing loads or powering speed and the transmission will sound. up the transmission system needs disengage. to relearn these inputs for the first • The gear display may flash a gear Skip Shifting few shifts to make the proper number or indicate Neutral when Neutral Coast Mode is active, • The Automated Transmission will adjustments. depending upon specific OEM shift multiple gears at one time implementation. (skip shift) with moderate to high Coast Mode • If a flashing number is indicated in accelerator pedal input while in • When coasting to a stop, in Drive the gear display, this represents the Drive mode, up to 8th gear. mode, on level terrain the gear that the transmission will
Y53-1272-1B1 (08/17) 23 DRIVING - Features
select when it is necessary to at a constant speed at engine idle without engage a gear. the need to apply the accelerator pedal. • The transmission will exit Neutral The configuration is useful for stop and go Coast Mode and reengage an applications allowing the vehicle to launch 2 appropriate gear under any of the and creep without applying the accelerator. following conditions: • Vehicle brakes are applied Creep Mode • Driver depresses accelerator Creep allows the vehicle to be driven at a pedal constant speed at engine idle without the • Cruise control is canceled need to apply the accelerator pedal. The • A mode other than Drive is configuration is useful for slow speed selected applications where steady vehicle speed is • Driver performs up/downshift required. Upshifts and downshifts can be requests requested to increase or decrease vehicle speed. • Cruise high or low set speeds are exceeded • Maximum vehicle grade is exceeded • Request by an adaptive cruise system • Various brand names may be used for Neutral Coast systems.
Urge to Move Urge to Move allows the vehicle to automatically start moving when the transmission is in gear and the driver releases the service brake. After the vehicle has launched the vehicle will creep
24 Y53-1272-1B1 (08/17) DRIVING - Features
2
Y53-1272-1B1 (08/17) 25 MAINTENANCE -
Chapter 3 | MAINTENANCE
In this Chapter: 3 What is a Maintenance Program?...... 27 What is the Air System?...... 29 Air Dryer Maintenance...... 32 Proper Transmission Lubrication...... 32 Vehicle Towing...... 33 How to Drain Fluid...... 33 How to Fill Fluid...... 34 Troubleshooting...... 34
26 Y53-1272-1B1 (08/17) MAINTENANCE - What is a Maintenance Program?
words “ON HIGHWAY”, “CITY DELIVERY” al injury, equipment or property dam- or “OFF-HIGHWAY” after the description. What is a Maintenance age. These tasks are differentiated because Program? they are dependent on the vehicle’s operating environment. On highway is WARNING defined for applications where the vehicle Preventive maintenance program begins is NOT used off of a paved road during with the daily checks. Routine vehicle When working underneath the vehicle normal operation. City Delivery is defined checks can help avoid many large, 3 without appropriate safety stands but for applications where frequent start and expensive, and time consuming repairs. with the wheels on the ground (not stopping is required during normal The vehicle will operate better, be safer, supported), make sure that (1) the ve- operation and the highway is used and last longer. Neglect of recommended hicle is on hard level ground, (2) the infrequently and for short periods of time. maintenance can void your vehicle’s parking brake is applied, (3) all wheels Off highway is defined for applications warranty. Some maintenance operations are blocked (front and rear) and (4) re- where the vehicle may be driven off the demand skills and equipment you may not move the ignition key so that the en- pavement on a regular basis, even if it is have. For such situations, please take your gine cannot be started. Failure to com- an infrequent basis and/or for a brief time vehicle to an authorized Service Center. ply may result in death, personal in- period. Please contact an authorized jury, equipment or property damage. service dealership if there are questions WARNING regarding which interval to follow. Consult The following pages contain a table of the supplier for specific recommendations maintenance tasks with the related Always support the vehicle with appro- where discrepancies develop between intervals for each task on the right side of priate safety stands if it is necessary to these recommendations in this table and the table. The top of the table displays a work underneath the vehicle. A jack is component supplier recommendations. guide to a maintenance interval and its not adequate for this purpose. Failure schedule. Some tasks are dependent on to comply may result in death, person- the vehicle application. These tasks will be PACCAR Transmission shown as separate tasks and will have the Maintenance Schedule
Y53-1272-1B1 (08/17) 27 MAINTENANCE - What is a Maintenance Program?
I A B C D E
At first 15,000 mi/ 15,000 mi/24,000 30,000 mi/48,000 60,000 mi/96,000 120,000 mi/ 192,000 240,000 mi/ 384,000 24,000 km or at first km/Monthly km km/ 6 Months km/ Annually km PM 3
System Component Task I A B C D E
Air Air Compressor Governor Replace air strainer. •
Air Lines Check condition and routing to prevent • chafing.
System Lubricate; see What is the Air System? • on page 29.
Inline Filters Replace elements or clean with solvent. •
Air Dryer Perform the checks listed. •
Air Dryer (Oil-Coalescing Desiccant Replace Cartridge Annually regardless of mileage Cartridge)
28 Y53-1272-1B1 (08/17) MAINTENANCE - What is the Air System?
System Component Task I A B C D E
Main and Main and Auxiliary Transmission and Inspect for visible damage, signs of • • Auxiliary Transfer Case overheating, and leaks. Transmission Check the drain plugs for tightness. •
Mounting Brackets and Fasteners Check the condition of the fasteners and 3 their torque. Tighten to the specified • torque value as required.
Oil Cooler Clean the fins (air-to-oil type) and body. Check the hose condition and for leaks: • replace as required.
Main and Auxiliary Transmission Check the oil level: refill as required. •
Main and Auxiliary Transmission (ON Drain lubricant while warm. Flush each 500,000 miles/ 800,000 km HIGHWAY) unit with clean flushing oil.
Main and Auxiliary Transmission (OFF Drain lubricant while warm. Flush each • • HIGHWAY) unit with clean flushing oil.
Related concepts The operation of the vehicle’s braking Related reference system and many vehicle accessories depends upon the storage and application of a high-pressure air supply. What is the Air System?
Important safety information about your vehicle's air system.
Y53-1272-1B1 (08/17) 29 MAINTENANCE - What is the Air System?
one. Failure to comply may result in WARNING WARNING death, personal injury, equipment or property damage. Do not attempt to modify, alter, repair After completing any repairs to the air or disconnect any component of the air system, always test for air leaks, and system. Repairs or modifications to the check the brakes for safe operation WARNING 3 air system, other than what is descri- before putting the vehicle in service. bed in this section, should only be per- Failure to comply may result in death, Never attempt to disassemble a com- formed by an authorized dealer. Fail- personal injury, equipment or property ponent until you have read and under- ure to comply may result in death or damage. stood recommended procedures. personal injury. Some components contain powerful springs and injury can result if not WARNING properly disassembled. Use only prop- WARNING er tools and observe all precautions Never connect or disconnect a hose or pertaining to use of those tools. Failure Prior to the removal of any air system line containing air pressure. It may to comply may result in death, person- component, always block and hold the whip as air escapes. Never remove a al injury, equipment or property dam- vehicle by a secure means other than component or pipe plug unless you are age. the vehicle's own brakes. Depleting air certain all system pressure has been system pressure may cause the vehi- depleted. Failure to comply may result cle to roll unexpectedly resulting in an in death, personal injury, equipment or accident causing death or personal in- property damage. juries. Keep hands away from cham- ber push rods and slack adjusters, they may apply as system pressure WARNING drops. Never exceed recommended air pres- sure and always wear safety glasses when working with air pressure. Never look into air jets or direct them at any-
30 Y53-1272-1B1 (08/17) MAINTENANCE - What is the Air System?
valve to allow air to flow into the brake compliance to FMVSS 121 could chambers. Contamination of the air supply WARNING cause loss of vehicle control and may system is the major cause of problems in lead to death or serious personal in- air-operated components such as brake Completely bypassing a Bendix® jury. valves, and suspension height control ADIS air dryer will bypass the system’s valves. To keep contaminants to the lowest pressure protection valves. This could possible level, follow these maintenance WARNING lead to loss of air pressure or damage procedures. 3 to the vehicle’s air system, which could cause an accident involving death or If the supply and service air tanks are Daily Checks personal injury. Always adhere to the not drained at the recommended fre- • Drain moisture from the supply and manufacturer’s procedure if it is nec- quency, water could enter the air lines service air tanks. essary in an emergency to temporarily and valves. This could cause corrosion bypass an ADIS series air dryer. Fail- or blockage, which could compromise • Operate air devices to circulate ure to comply may result in death, per- the brake system safety and potential- lubricants within the unit. sonal injury, equipment or property ly cause an accident. Failure to comply Periodically damage. may result in death, personal injury, equipment or property damage. • Clean filter screens ahead of the valves by removing the screens WARNING Your vehicle’s compressor takes outside air and soaking them in solvent. Blow and compresses it, usually to 100-120 psi them dry with pressurized air If a different air dryer brand or model is (689-827 kPa). The compressed air then before reinstalling them. installed on the vehicle other than goes to the reservoirs to be stored until Twice a Year what was originally installed, it could needed. When you operate your air cause the air system to not perform brakes, the stored compressed air flows • Maintain the air compressor to correctly unless the full air system de- into the chambers where it is used to apply prevent excessive oil by-pass. See sign is reviewed and modifications your truck and trailer brakes. That is why, your maintenance manual for made to comply with Federal Motor when you push down on your brake pedal, details. Vehicle Safety Standards (FMVSS) you don’t feel the same amount of • Replace worn seals in valves and 121 AirBrake Systems. Failure to pressure on the pedal that you do when air motors as they are needed. abide by this warning and maintain you apply the brakes on your car. All you are doing on your truck is opening an air
Y53-1272-1B1 (08/17) 31 MAINTENANCE - Air Dryer Maintenance
maintenance procedures are not going to of the lubricant and affect component keep the transmission running or assure performance. When switching between Air Dryer Maintenance long transmission life. types of lubricants, all areas of each Vehicles equiped with a PACCAR Transmission internal parts are amply affected component must be thoroughly Transmission will have an air dryer fitted lubricated if these procedures are closely flushed. with an oil-coalescing desiccant cartride. followed: 1. Maintain lubricant level and inspect This air dryer cartridge must be replaced NOTE 3 every 1 year regardless of mileage. regularly. 2. Follow maintenance intervals, see For a list of Approved Synthetic Lubri- Transmission Lubrication Change cants, see vehicle operator manual. CAUTION Intervals on page 33. 3. Use the correct grade and type of Replace oil-coalescing desiccant air lubricant, see PACCAR NOTE dryer cartridge every 1 year regardless Transmission Lube Specification on of mileage. Only use oil-coalescing page 37. Additives and friction modifiers must not desiccant replacement cartridge when 4. Buy lubricant from an approved be introduced. replacing. Failure to perform this main- dealer. tenance task will void the PACCAR Transmission warranty and may result in expensive transmission damage. Mixing of Oil Types Proper Transmission Lubrication Level Make sure the transmission lubricant is CAUTION level with the bottom of the fill opening. Being able to reach the lubricant with your Proper Transmission Do not mix engine and gear oil in the finger does not mean the lubricant is at the same transmission. Mixing engine and Lubrication proper level. gear oils could cause damage to the Proper lubrication procedures are key to a transmission. good all-around maintenance program. If the lubricant is not doing its job or if the Engine oils and gear oils may not be lubricant level is ignored, all other compatible; mixing can cause breakdown
32 Y53-1272-1B1 (08/17) MAINTENANCE - Vehicle Towing
operating angle is the transmission interval should not exceed 60,000 mi / mounting angle in the chassis plus the 96,000 km / 6 Months. NOTE percent of upgrade (expressed in degrees).
Before checking the oil level, the en- gine must be idling and the transmis- Transmission Lubrication Change Vehicle Towing sion in neutral for at least 2 minutes. Intervals Lubricant temperature must be be- Lubricant changes should be based on a When towing the vehicle, the output shaft 3 tween 60 °F and 120 °F (15.5 °C and combination of the intervals shown in of the transmission must not be allowed to 48.8 °C). vehicle operator manual Lubrication spin or turn. If the vehicle is towed with the Specification Manual, and user judgment drive wheels still in contact with the road based on the application and operating surface, the vehicle axle shafts or driveline environment. Extending drain intervals must be removed or disconnected. beyond those shown in the tables is not recommended and will put warranties at CAUTION risk. Inspect the transmission exterior for leaks. Always follow proper manufacturer Look around the oil filter and exterior seals towing procedures. Failure to follow for damage and replace as necessary. proper towing procedures could result On-Highway in damage to the transmission. Check fluid levels and inspect for leaks at regular PM maintenance intervals, not to exceed 12,000miles. Drain and replace lubricant every 500,000 miles / 800,000 How to Drain Fluid km. Off-Highway 1. Use a drain pan under the transmission drain plug to collect If the transmission operating angle is more Check fluid levels and inspect for leaks oil from the bottom of the than 12° (or roughly a 21% grade), every week. Drain and replace lubricant transmission. improper lubrication will occur. The
Y53-1272-1B1 (08/17) 33 MAINTENANCE - How to Fill Fluid
2. Make sure the oil temperature is 1. Note the driving condition under cool. which the problem occurred. WARNING 3. Clean around drain plug and 2. Note the condition of the remove plug. transmission under which the Apply parking brake and follow vehicle 4. Allow transmission oil to drain out. problem occurred (i.e. operation manufacturer parking instructions. Fail- ure to follow these instructions could 5. Clean drain plug and torque as mode (Drive, MANUAL, LOW), cause unintended vehicle movement re- required. current gear, engine speed, etc.). 3 3. Reset system. sulting in death, serious injury or dam- age to property. Transmission Reset Procedure 4. Turn the vehicle ignition to the “off” How to Fill Fluid position. In some cases, proper transmission operation can be restored by “resetting” the 5. Wait at least 2 minutes. 1. Remove transmission oil fill plug. Transmission Control Module (TCM). Use 6. Restart the engine. 2. Make sure drain plug is properly the following procedure to reset the TCM. 7. If the problem continues, contact a installed. 1. Continue to drive the vehicle to a service facility to have the vehicle 3. Fill with approved oil until the oil safe location before selecting “N” and transmission system starts flowing out the fill hole. NEUTRAL. evaluated. 4. Clean, install, and properly and torque fill plug. NOTE Transmission Air Supply For optimal performance, the PACCAR Once “N” NEUTRAL is selected, a gear Automated Transmission requires a Troubleshooting engagement may not be allowed de- nominal air supply operating range pending on the nature of the problem. between 90 psi (5.9 bar) and 130 psi (9.0 bar). 2. Place the Transmission Driver Diagnostics Interface Device in Neutral “N”. In the event there is a problem with an 3. Set the vehicle parking brake. Automated Transmission, there are three primary tasks the driver should perform:
34 Y53-1272-1B1 (08/17) MAINTENANCE - Troubleshooting
(ISPs) near you and lists types of services offered, hours of operation WARNING and contact information. • They can assist with jump and pull Maintain specified transmission air sys- starts, tires, trailers, fines and tem pressure range between 90 psi (5.9 permits, chains, towing, hazardous bar) and 130 psi (9.0 bar). Failure to clean-up, out of fuel (roadside), maintain proper air system pressure mechanical repairs and preventive 3 could result in degraded or complete maintenance services. loss of transmission engagement and shift capabilities resulting in death, seri- • They have multilingual agents and ous injury or damage to property. access to a translation service to ensure quality assistance for customers in any language. Roadside Assistance • They can’t answer your warranty questions, but can get you in What to do in an emergency and roadside contact with an authorized dealer assistance information. who can. Call toll-free to talk to someone at the • The PACCAR Customer Center PACCAR Customer Center: service is FREE. • Kenworth customers call: 1-800- KW-Assist (1-800-592-7747) | Peterbilt customers call: 1-800-4Peterbilt (800-473-8372) • Open 24-7-365 days a year. • They can help you get roadside assistance. • They have a custom mapping system which locates authorized PACCAR engine dealers and Independent Service Providers
Y53-1272-1B1 (08/17) 35 INFORMATION -
Chapter 4 | INFORMATION
In this Chapter:
General Model Information...... 37 4 PACCAR Transmission Lubricant Capacities...... 37 PACCAR Transmission Lube Specification...... 37
36 Y53-1272-1B1 (08/17) INFORMATION - General Model Information
All transmissions are identified by the model and serial number. This information General Model Information is stamped on the transmission identification tag and affixed to the case. PACCAR Transmission Lubricant Capacities Nomenclature Following is a nomenclature tree that Transmissions equipped with Power Take describes the multiple configurations of the Off (PTO) or oil coolers are great than the transmission model numbers: capacities listed here. These values are approximate. Always use the fill hole as a 4 finale reference. NOTE
Do not remove or destroy the trans- Pints (US) Liters mission identification tag. 1 PACCAR Transmission 16 7.5
2 Overdrive The blank spaces provided below are for recording transmission identification data. 3 Torque Capacity (ft-lb) # x 100 +50 Have these reference numbers handy 4 Design Level when ordering replacement parts or requesting service information: 5 Forward Speeds PACCAR Transmission 6 Ratio Set Lube Specification Transmissio n Model PACCAR approves the PACCAR Genuine Transmission Identification PS-386 (Eaton approved) synthetic Nomenclature Transmisiso transmission fluid to ensure the highest The blank spaces provided below are for n Serial performing lubricants for maximum recording transmission identification data Number performance. All other approved and part numbers of maintenance items.
Y53-1272-1B1 (08/17) 37 INFORMATION - PACCAR Transmission Lube Specification
rebranders for PS-386 are also acceptable.
4
38 Y53-1272-1B1 (08/17) INFORMATION - PACCAR Transmission Lube Specification
4
Y53-1272-1B1 (08/17) 39 Index
Index
A L
Air Dryer Maintenance 32 LOW Mode 16 Lube Interval 33 Lube Specification 37 C
Column Mounted Transmission Control 13, 15, 18 M
Maintenance Schedule 27 E Manual Mode 18
Engine Brake 13 Engine Brake Column Mounted Transmission Control 17 O Engine Brake PACCAR Transmission 17 Override 19 F P Fluid Level 32 PACCAR AMT 13 PACCAR AMT Shifting gears 15 G PACCAR Transmission 27, 33 PACCAR Transmission Controls 13 Gear Display 16 PACCAR Transmission Lubrication Specification 37 General Safety Instructions 7 PACCAR TransmissionAir Dryer 32 PACCAR TransmissionDrain Fluid 33 PACCAR TransmissionFill Fluid 34 I Power Down 20
Illustrations 6 Index
R
Roadside Assistance 35 S
Safety 5 Safety Alerts 5 Start up 19 T
Transmission 32 W
What is the Air System 29
PACRI Powertrain P.O. Box 15181518 Bellevuvuee, WA 9800998009 Y53-1272-1B1