STIHL KM 111 R, 131, 131 R Instruction Manual

© ANDREAS STIHL AG & Co. KG, 2020 Printed on chlorine-free paper Original Instruction Manual 0458-436-0121-A. VA9.K20. Printing inks contain vegetable oils, paper can be recycled. 0000007393_008_GB KM 111 R, KM 131, KM131R R,KM 131, KM 111 Contents ipsl23 22 21 24 23 16 Conformity of Declaration EC Disposal 18 17 Repairs and Maintenance Specifications 12 11 Parts Main 20 Damage Avoid and Wear Minimize 16 15 Care and Maintenance 15 Machine the Storing Plug Spark the Carburetor Adjusting 13 theAirFilter Replacing 3 Instructions Operating Engine the /Stopping Starting 11 9 7 Fueling 8 Fuel 2 Cable the Throttle Adjusting the BikeHandle Mounting Handle the Loop Mounting 2 KombiTools Approved Techniques Working and Precautions Safety Manual this Using to Guide KombiSystem with electronicwith systems. This instruction manual is protec tedby copyright. All rights r eserved, especially the rights to reproduce, translate and proc Dr. NikolasStihl Your concerning this product. queries any ifyouhave company sales our or dealer your contact Please the product. your satisfaction and trouble-free use of toensure made been has effort Every comprehensive quality assurance. and techniques production modern using built been It has product. STIHL engineered Thank youforc Dear Customer, hoosing a quality aquality hoosing English ess 1 English

Symbols in text KombiSystem Guide to Using this Manual

In the STIHL KombiSystem a number of WARNING Pictograms different KombiEngines and KombiTools Warning where there is a risk of an can be combined to produce a power accident or personal injury or serious tool. In this instruction manual the The meanings of the pictograms damage to property. functional unit formed by the attached to the machine are explained in KombiEngine and KombiTool is referred this manual. to as the power tool. NOTICE Depending on the model concerned, the Therefore, the separate instruction following pictograms may be attached to Caution where there is a risk of manuals for the KombiEngine and your machine. damaging the machine or its individual KombiTool should be used together for components. the power tool. Fuel tank; fuel mixture of gasoline and engine oil Always read and and make sure you Engineering improvements understand both instruction manuals before using your power tool for the first Operate decompression STIHL's philosophy is to continually time and keep them in a safe place for valve improve all of its products. For this future reference. reason we may modify the design, engineering and appearance of our products periodically. Manual fuel pump Therefore, some changes, modifications and improvements may not be covered in this manual. Operate manual fuel pump

Tube of grease

Intake air: Summer operation

Intake air: Winter operation

Handle heating

2 KM 111 R, KM 131, KM 131 R English

Lend or rent your power tool only to Only use KombiTools and accessories Safety Precautions and persons who are familiar with this model that are explicitly approved for this Working Techniques and its operation – do not lend your power tool by STIHL or are technically power tool without the KombiMotor and identical. It is important that you read the Special safety precau- KombiTool instruction manuals. chapter on "Approved KombiTools". If tions must be observed you have any questions in this respect, when working with a The use of noise emitting power tools consult a servicing dealer. Use only high power tool. may be restricted to certain times by quality tools and accessories in order to national or local regulations. Always read and and avoid the risk of accidents and damage make sure you under- To operate the power tool you must be to the machine. rested, in good physical condition and stand both instruction STIHL recommends the use of genuine mental health. manuals (KombiMotor STIHL tools and accessories. They are and KombiTool) before If you have any condition that might be specifically designed to match the using your power tool for aggravated by strenuous work, check product and meet your performance the first time and keep with your doctor before operating a requirements. them in a safe place for power tool. future reference. Non- Never attempt to modify your machine in observance of the safety Persons with pacemakers only: The any way since this may increase the risk precautions may result in ignition system of your power tool of personal injury. STIHL excludes all serious or even fatal produces an electromagnetic field of a liability for personal injury and damage injury. very low intensity. This field may to property caused while using interfere with some pacemakers. STIHL unauthorized attachments. Observe all applicable local safety recommends that persons with Do not use a pressure washer to clean regulations, standards and ordinances. pacemakers consult their physician and your power tool. The solid jet of water the pacemaker manufacturer to reduce If you have not used this type of power may damage parts of the power tool. tool before: Have your dealer or other any health risk. experienced user show you how it is Do not operate the power tool if you are Clothing and Equipment operated or attend a special course in its under the influence of any substance operation. (drugs, alcohol) which might impair Wear proper protective clothing and Minors should never be allowed to use a vision, dexterity or judgment. equipment. power tool. Use your power tool only for the Keep bystanders, especially children, applications described in the instruction Avoid clothing that could and animals away from the work area. manual of the KombiTool you are using. get caught on branches or brush or moving parts When the power tool is not in use, shut it Do not use your power tool for any other of the machine. Do not off so that it does not endanger others. purpose because of the increased risk of wear a scarf, necktie or Secure it against unauthorized use. accidents. jewelry. Tie up long hair - The user is responsible for avoiding Do not operate the KombiEngine without so that it is above shoul injury to third parties or damage to their a properly mounted KombiTool since der level. this may result in damage to the property. See also notes on "Clothing and machine. Equipment" in the instruction manual of the KombiTool you are using.

KM 111 R, KM 131, KM 131 R 3 English

Transporting the Power Tool Open the fuel cap carefully to allow any there are any leaks or damage, do pressure build-up in the tank to release not start the engine – risk of fire. slowly and avoid fuel spillage. Have your machine repaired by a servicing dealer before using it Fuel your power tool only in well- again. ventilated areas. If you spill fuel, wipe the machine immediately – if fuel gets on – Use only an approved combination your clothing, change immediately. of cutting attachment, deflector, handle and harness. All parts must After fueling, tighten be assembled properly and down the fuel tank cap as securely. securely as possible. – The stop switch must move freely. – Check smooth action of choke This reduces the risk of unit vibrations knob, throttle trigger lockout and causing the fuel cap to loosen or come throttle trigger – the throttle trigger off and spill quantities of fuel. must return automatically to the idle position. The choke knob must To reduce the risk of serious or fatal spring back from the g and < burn injuries, check for fuel leakage. If positions to the run position F when fuel leak is found, do not start the the throttle trigger lockout and

002BA079 KN engine. throttle trigger are squeezed. Always shut off the engine. Before Starting – Check that the spark plug boot is Transporting by vehicle: Properly secure secure – a loose boot may cause your power tool to prevent turnover, fuel arcing that could ignite combustible spillage and damage. Check that your power tool is properly fumes and cause a fire. assembled and in good condition – refer See also notes on "Transporting the to appropriate chapters in the instruction – Never attempt to modify the controls Machine" in the instruction manual of the manuals. or safety devices in any way. KombiTool you are using. – Check the fuel system for leaks, – Keep the handles dry and clean – paying special attention to visible free from oil and dirt – for safe Fueling parts such as the tank cap, hose control of the power tool. connections and the manual fuel – Adjust the harness and handle(s) to Gasoline is an extremely pump (on machines so equipped). If suit your height and reach. flammable fuel. Keep To reduce the risk of accidents, operate clear of naked flames. Do your power tool only if it is in a safe not spill any fuel – do not condition. smoke. If you use a shoulder strap or full Always shut off the engine before harness: Practice removing and putting refueling. down the machine as you would in an Do not fuel a hot engine – fuel may spill emergency. To avoid damage, do not and cause a fire. throw the machine to the ground when practicing.

4 KM 111 R, KM 131, KM 131 R English

See also notes on "Before Starting" in Make sure you always have good machine and make proper adjustments the instruction manual of the KombiTool balance and secure footing. or repairs. Check and correct the idle you are using. speed setting regularly. STIHL Models with bike handle recommends an authorized STIHL Starting the Engine servicing dealer. Be particularly alert and cautious when Start the engine at least 3 meters from wearing hearing protection because the fueling spot, outdoors only. your ability to hear warnings (shouts, alarms, etc.) is restricted. Place the power tool on firm ground in an open area. Make sure you have good To reduce the risk of accidents, take a balance and secure footing. Hold the break in good time to avoid tiredness or power tool securely. The attachment 002BA257 KN exhaustion. must be clear of the ground and all other Work calmly and carefully – in daylight Right handle on control handle, left hand obstructions because it may begin to run conditions and only when visibility is on left handle. when the engine starts. good. Stay alert so as not to endanger To reduce the risk of injury, avoid Models with loop handle others. contact with the attachment. Use your power tool only in the areas Do not drop start the power tool – start specified in the KombiTool instruction the engine as described in the manual. instruction manual. Note that the Your power tool produces attachment continues to run for a short toxic exhaust fumes as period after you let go of the throttle soon as the engine is trigger – flywheel effect. running. These fumes Check idle speed setting: The may be colorless and attachment must be stationary when the 0000-GXX-0492-A0 odorless and contain engine is idling with the throttle trigger Left hand on loop handle, right hand on unburned hydrocarbons released. control handle, even if you are left- and benzol. Never run handed. the engine indoors or in To reduce the risk of fire, keep hot poorly ventilated loca- exhaust gases and hot muffler away During Operation tions, even if your model from easily combustible materials (e.g. is equipped with a cata- wood chips, bark, dry grass, fuel). lytic converter. In the event of imminent danger or in an See also notes on "Starting / Stopping To reduce the risk of serious or fatal emergency, switch off the engine the Engine" in the instruction manual of injury from breathing toxic fumes, immediately – operate the stop switch. the KombiTool you are using. ensure proper ventilation when working The correct engine idle speed is in trenches, hollows or other confined Holding and Controlling the Power Tool important to ensure that the attachment locations. stops moving when you let go of the To reduce the risk of accidents, stop throttle trigger. If the attachment Always hold the power tool firmly with work immediately in the event of continues to run when the engine is both hands on the handles. nausea, headache, visual disturbances idling, have your dealer check your (e.g. reduced field of vision), problems

KM 111 R, KM 131, KM 131 R 5 English with hearing, dizziness, deterioration in Vibrations STIHL recommends that you have ability to concentrate. Apart from other servicing and repair work carried out possibilities, these symptoms may be exclusively by an authorized STIHL caused by an excessively high Prolonged use of the power tool may servicing dealer. STIHL dealers are concentration of exhaust gases in the result in vibration-induced circulation regularly given the opportunity to attend work area. problems in the hands (whitefinger training courses and are supplied with disease). the necessary technical information. Operate your power tool so that it produces a minimum of noise and No general recommendation can be Only use high-quality replacement parts emissions – do not run the engine given for the length of usage because it in order to avoid the risk of accidents unnecessarily, accelerate the engine depends on several factors. and damage to the machine. If you have only when working. The period of usage is prolonged by: any questions in this respect, consult a servicing dealer. To reduce the risk of fire, do not smoke – Hand protection (wearing warm while operating or standing near your gloves) STIHL recommends the use of original power tool. Note that combustible fuel STIHL replacement parts. They are – Work breaks vapor may escape from the fuel system. specifically designed to match your The period of usage is shortened by: model and meet your performance The dusts, vapor and smoke produced requirements. during operation may be dangerous to – Any personal tendency to suffer health. Wear a suitable respirator in very from poor circulation (symptoms: To reduce the risk of injury from dusty or smoky conditions. frequently cold fingers, tingling unintentional engine startup, always sensations). shut off the engine and disconnect the If your power tool is subjected to spark plug boot before performing any unusually high loads for which it was not – Low outside temperatures. repairs, maintenance or cleaning work. – designed (e.g. heavy impact or a fall), – The force with which the handles Exception: Carburetor and idle speed always check that it is in good condition are held (a tight grip restricts adjustments. before continuing work – see also circulation). "Before Starting". Check the fuel system Do not turn the engine over on the in particular for leaks and make sure the Continual and regular users should starter with the spark plug boot or spark safety devices are working properly. Do monitor closely the condition of their plug removed since there is otherwise a not continue operating your power tool if hands and fingers. If any of the above risk of fire from uncontained sparking. it is damaged. In case of doubt, consult symptoms appear (e.g. tingling To reduce the risk of fire, do not service your servicing dealer. sensation in fingers), seek medical or store your machine near open flames. advice. Do not operate your power tool in the Check the fuel filler cap for leaks at starting throttle position – engine speed regular intervals. cannot be controlled in this position. Maintenance and Repairs Use only a spark plug of the type Before leaving the power tool approved by STIHL and make sure it is unattended: Shut off the engine. Service the machine regularly. Do not attempt any maintenance or repair work in good condition – see "Specifications". To reduce the risk of injury, always shut not described in the instruction manual. Inspect the ignition lead (insulation in off the engine before changing the Have all other work performed by a good condition, secure connection). KombiTool or attachment. servicing dealer. Check the condition of the muffler.

6 KM 111 R, KM 131, KM 131 R English

To reduce the risk of fire and damage to hearing, do not operate your machine if Approved KombiTools the muffler is damaged or missing. – Do not touch a hot muffler since burn The following STIHL KombiTools may injury will result. be mounted on the KombiMotor: Vibration behavior is influenced by the KombiTool Application condition of the AV elements – check the FS-KM Brushcutter with AV elements at regular intervals. mowing head FS-KM 1) Brushcutter with grass cutting blade FSB-KM 3) 4) Brushcutter with mowing head RG-KM 1) Weeder HL-KM 145° 3) Long reach hedge trimmer, adjustable HL-KM 0° 2) Long reach hedge trimmer FH-KM 145° Power scythe BG-KM 3) Blower HT-KM 2) Pole pruner BF-KM Cultivator FCB-KM 3) Edger FCS-KM 3) Edger SP-KM 2) 4) Special Harvester KB-KM 2) Bristle brush KW-KM 2) PowerSweep 1) for KombiMotors with loop handle: The barrier bar supplied with the loop handle must be used – see also "Mounting the Loop Handle" 2) Not approved for KombiMotors with bike handle 3) Limited suitability for KombiMotors with bike handle 4) Not approved for KM 131 or KM 131 R 5) Not approved for KM 111 R

KM 111 R, KM 131, KM 131 R 7 English

Mounting the Loop Handle 2 4 A barrier bar is supplied with the machine. Attach the barrier bar to the loop handle. A 8 3 4 9 5

2 6 7 002BA099 KN 002BA353 KN 1 N Insert the clamp (3) in the loop N Fit the loop handle (4) at a distance handle (4) and position them of (A) approx. 20 cm (8 in) forward 1 together on the shaft (5) of the control handle (8) N Position clamp (6) N Orient the loop handle N Position barrier bar (2) – note N 002BA098 KN Tighten the bolts – lock the nuts if position! necessary N Insert square nuts (1) in the barrier N Line up the holes bar (2) – the holes must line up The sleeve (9) is present depending on the country and must be located N Insert bolts (7) in the holes – and between the loop handle and control screw them into the barrier bar as handle. far as possible Always leave the barrier bar attached.

8 KM 111 R, KM 131, KM 131 R English

N Pull out the wing screw – the Mounting the Bike Handle washer (6) remains on the wing screw. N Separate the clamp moldings – the Mounting Bike Handle with Swiveling springs (4 and 5) remain in the Handle Support lower clamp.

The machine is supplied with the Securing the Handlebar swiveling handle support already 8 mounted on the shaft. To mount the handlebar it is necessary to remove the A clamp moldings. 7 Removing the Clamp Moldings

1 250BA046 KN 0000-GXX-0510-A0 N Place the handlebar (7) in the lower clamp (1) so that distance A is no N Place the secured assembly on the more than 15 cm (6 in). handle support (8) with the wing N Place the upper clamp in position screw at the side nearest the and hold both clamp moldings engine. together. N Push the wing screw into the handle N Push the wing screw through the support as far as stop and then two clamps as far as stop – hold all screw it down – but do not finally parts together and secure them. tighten yet. N Line up the handlebar at a right angle to the drive tube – check distance A again. N Tighten down the wing screw firmly.

N Hold the lower clamp (1) and upper clamp (2) firmly together. N Release the wing screw (3) – the clamps are loose once the wing screw has been released. They are pushed apart by the two springs (4 and 5).

KM 111 R, KM 131, KM 131 R 9 English

Mounting the Control Handle Swiveling the Handlebar Transport position

15 14 12 90° 3 14 11 9 13 15 10 15

7 7

13 0000-GXX-0512-A1

0000-GXX-0511-A0 N Position the clamp (15) and handle

support (14) against the drive tube. 0000-GXX-0513-A1 N Take out the screw (9) – the nut (10) N remains in the control handle (11). Close the throttle cable N Loosen the wing screw (3) and retainer (15). The retainer (15) N Push the control handle onto the unscrew it until the handlebar (7) snaps into place. handlebar (7) until the holes (13) can be rotated. line up – the throttle trigger (12) Adjusting the Throttle Cable N Rotate the handlebar 90° must point towards the gearbox. counterclockwise and then swing N Check adjustment of throttle cable – N the handles down. Insert the screw (9) and tighten it see chapter on "Adjusting the down firmly. Throttle Cable". N Tighten down the wing screw (3) firmly. Fitting the Throttle Cable Working position N NOTICE Reverse the sequence described above to swing the handles up and Do not kink the throttle cable or lay it in turn the handlebar clockwise. tight radii – make sure the throttle trigger moves freely.

10 KM 111 R, KM 131, KM 131 R English

Gasoline with an ethanol content of Adjusting the Throttle Cable Fuel more than 10% can cause running problems in engines with a manually It may be necessary to correct the Your engine requires a mixture of adjustable carburetor and should not be adjustment of the throttle cable after gasoline and engine oil. used in such engines. assembling the machine or after a Engines equipped with M-Tronic deliver prolonged period of operation. WARNING full power when run on gasoline with an ethanol content of up to 25% (E25). Adjust the throttle cable only when the For health reasons, avoid direct skin unit is completely and properly contact with gasoline and avoid inhaling Engine Oil assembled. gasoline vapor. If you mix the fuel yourself, use only STIHL two-stroke engine oil or another STIHL MotoMix high-performance engine oil in accordance with JASO FB, JASO FC, STIHL recommends the use of STIHL JASO FD, ISO-L-EGB, ISO-L-EGC or MotoMix. This ready-to-use fuel mix ISO-L-EGD. contains no benzol or lead, has a high STIHL specifies STIHL HP Ultra two- octane rating and ensures that you stroke engine oil or an equivalent high- always use the right mix ratio. 002BA655 KN performance engine oil in order to N STIHL MotoMix uses STIHL HP Ultra maintain emission limits over the Set the throttle trigger to the full two-stroke engine oil for an extra long machine’s service life. throttle position. engine life. N Carefully rotate the screw in the Mix Ratio MotoMix is not available in all markets. throttle trigger in the direction of the STIHL 50:1 two-stroke engine oil: 50 arrow until you feel initial resistance. Mixing Fuel parts gasoline to 1 part oil Then rotate it another half turn in the same direction. Examples

NOTICE Gasoline STIHL engine oil 50:1 Liters Liters (ml) Unsuitable fuels or lubricants or mix ratios other than those specified may 1 0.02 (20) result in serious damage to the engine. 5 0.10 (100) Poor quality gasoline or engine oil may 10 0.20 (200) damage the engine, sealing rings, hoses 15 0.30 (300) and the fuel tank. 20 0.40 (400) Gasoline 25 0.50 (500) N Use only high-quality brand-name Use a canister approved for storing gasoline with a minimum octane rating fuel. Pour oil into canister first, then of 90 – leaded or unleaded. add gasoline and mix thoroughly.

KM 111 R, KM 131, KM 131 R 11 English

Storing Fuel Filling Up with Fuel Fueling

Store fuel only in approved safety-type Take care not to spill fuel while fueling fuel canisters in a dry, cool and safe and do not overfill the tank. location protected from light and the sun. STIHL recommends you use the STIHL Fuel mix ages – only mix sufficient fuel filler nozzle for fuel (special accessory). for a few weeks work. Do not store fuel N Fill up with fuel. mix for longer than 30 days. Exposure to Preparations light, the sun, low or high temperatures can quickly make the fuel mix unusable. Closing the Tank Cap STIHL MotoMix may be stored for up to 2 years without any problems. N Thoroughly shake the mixture in the canister before fueling your machine.

WARNING 0000-GXX-0476-A0 Pressure may build up in the canister – N Before fueling, clean the filler cap 002BA448 KN open it carefully. and the area around it to ensure that N Place the cap in the opening. N Clean the fuel tank and canister no dirt falls into the tank. N from time to time. N Position the machine so that the Turn the cap clockwise as far as tank cap faces up. stop and tighten it down as firmly as Dispose of remaining fuel and cleaning possible by hand. fluid properly in accordance with local regulations and environmental Opening the Tank Cap requirements. 002BA447 KN

N Turn the cap counterclockwise until it can be removed from the tank opening. N Remove the tank cap.

12 KM 111 R, KM 131, KM 131 R English

Version with Bike Handle Starting the Engine Starting / Stopping the Engine

Controls

3 Version with Loop Handle

3 1 2

2 1 0000-GXX-0477-A0

1 Throttle trigger lockout

2 Throttle trigger 0000-GXX-0494-A0

3 Stop switch with Run and Stop 0000-GXX-0478-A0 1 Throttle trigger lockout positions. Depress the stop switch N (…) to switch off the ignition – see 2 Throttle trigger Press the manual fuel pump "Function of stop switch and ignition 3 Stop switch with Run and Stop bulb (9) at least five times – even if system". positions. Depress the stop switch the bulb is already filled with fuel. … ( ) to switch off the ignition – see N Press in the choke knob (8) and turn "Function of stop switch and ignition it to the position that suits the engine system". temperature:

Function of stop switch and ignition g if the engine is cold system < for warm start – also use this posi- The ignition is switched off and the tion if the engine has been running engine stopped when the stop switch is but is still cold. pressed. The stop switch returns The choke knob must engage in automatically to the Run position when it position. is released: The ignition is switched on again after the engine stops – the engine is then ready to start.

KM 111 R, KM 131, KM 131 R 13 English

Cranking position F. After a cold start, warm up the engine by opening the throttle several times.

WARNING There is a risk of injury if the KombiTool runs when the engine is idling. Adjust

0000-GXX-1318-A0 the carburetor so that the KombiTool N does not run when the engine is idling – 0000-GXX-1316-A0 Hold the starter grip with your right see “Adjusting the Carburetor”. hand. N Your machine is now ready for Pull the starter grip slowly until you operation. feel it engage and then give it a brisk strong pull. Stopping the Engine

NOTICE N Depress the momentary contact Do not pull out the starter rope all the stop switch – the engine stops –

0000-GXX-1319-A0 way – it might otherwise break. release the stop switch – it springs N back to the run position. N Place the power tool on the ground Do not let the starter grip snap back. so that it rests on the machine Guide it slowly back into the housing Other Hints on Starting support: Check that the working tool so that the starter rope can rewind is not touching the ground or any properly. g other obstacles – see also "Starting N Continue cranking until the engine Engine stalls in cold start position or / Stopping the Engine" in the runs. under acceleration. KombiTool instruction manual. N Move the choke knob to < and N Make sure you have a safe and As soon as the engine runs continue cranking until the engine secure footing. runs. N Hold the unit with your left hand and Engine does not start in warm start press it down firmly – your thumb position < should be under the fan housing. N Move the choke knob to g and continue cranking until the engine NOTICE runs. Do not stand or kneel on the drive tube. If the engine does not start 0000-GXX-1558-A0 N Check that all settings are correct. N Press down the throttle trigger N Check that there is fuel in the tank lockout and open the throttle – the and refuel if necessary. choke knob moves to the run

14 KM 111 R, KM 131, KM 131 R English

N Check that the spark plug boot is properly connected. Operating Instructions Replacing the Air Filter N Repeat the starting procedure. Filters have an average life of more than Engine is flooded During break-in period a year. Do not remove the filter cover or N Move the choke knob to F and replace the air filter as long as there is no continue cranking until the engine A factory-new machine should not be noticeable loss of power. runs. run at high revs (full throttle off load) for Fuel tank run until completely dry the first three tank fillings. This avoids If there is a noticeable loss of engine N unnecessary high loads during the power After refueling, press the manual break-in period. As all moving parts fuel pump bulb at least five times – have to bed in during the break-in even if the bulb is already filled with period, the frictional resistances in the 3 2 fuel. engine are greater during this period. 4 N Set the choke lever to suit the The engine develops its maximum engine temperature. power after about 5 to 15 tank fillings. 1 N Now start the engine. During Operation 1 After a long period of full throttle 0000-GXX-0482-A0 operation, allow the engine to run for a N Turn the choke knob to g. short while at idle speed so that engine N heat can be dissipated by the flow of Loosen the screws (1). cooling air. This protects engine- N Remove the filter cover (2). mounted components (ignition, N carburetor) from thermal overload. Clean away loose dirt from around the filter. After Finishing Work N Remove the filter element (3). N Replace dirty or damaged filter Storing for a short period: Wait for the element (3). engine to cool down. Empty the fuel tank N Replace any damaged parts. and keep the machine in a dry place, well away from sources of ignition, until you need it again. For longer out-of- Installing the Filter Element service periods – see "Storing the Machine". N Install the filter element (3) in the filter housing and fit the cover. N Insert the screws (1) and tighten them down firmly.

KM 111 R, KM 131, KM 131 R 15 English

Checking the Spark Plug Adjusting the Carburetor Spark Plug

The carburetor has been set at the N If the engine is down on power, factory to provide an optimum fuel-air difficult to start or runs poorly at idle mixture under most operating speed, first check the spark plug. conditions. N Fit a new spark plug after about 100 operating hours – or sooner if the Adjusting Idle Speed electrodes are badly eroded. Install only suppressed spark plugs of the A type approved by STIHL – see 000BA039 KN "Specifications". N Clean dirty spark plug. N Check electrode gap (A) and Removing the Spark Plug readjust if necessary – see "Specifications". N 1 Rectify the problems which have caused fouling of the spark plug.

0000-GXX-0495-A0 Possible causes are: 2 Engine stops while idling – Too much oil in fuel mix. N Warm up the engine for about 3 – Dirty air filter. 3 minutes. – Unfavorable running conditions. N Turn the idle speed screw (LA) 0000-GXX 0537-A0 slowly clockwise until the engine N Remove the cover (1). runs smoothly – the attachment N must not run. Pull off the spark plug boot (2). 1 N Attachment runs when engine is idling Unscrew the spark plug (3). N Turn the idle speed screw (LA) slowly counterclockwise until the cutting attachment stops running and then turn the screw about 000BA045 KN another 1/2 to 3/4 turn in the same direction. WARNING Arcing may occur if the adapter nut (1) is WARNING loose or missing. Working in an easily If the attachment continues to run when combustible or explosive atmosphere the engine is idling, have your machine may cause a fire or an explosion. This checked and repaired by your servicing can result result in serious injuries or dealer. damage to property.

16 KM 111 R, KM 131, KM 131 R English

N Use resistor type spark plugs with a properly tightened adapter nut. Storing the Machine

Installing the Spark Plug For periods of about 3 months or longer N Drain and clean the fuel tank in a N Screw the spark plug (3) into the well ventilated area. cylinder. N Dispose of fuel properly in N Tighten down the spark plug (3) with accordance with local the combination wrench. environmental requirements. N Press the boot (2) firmly onto the N Run the engine until the carburetor spark plug. is dry – this helps prevent the N Fit the cover (1) and screw it down carburetor diaphragms sticking firmly. together. N Thoroughly clean the machine. N Remove, clean and check the attachment. Coat metal parts with corrosion inhibiting oil. N Store the machine in a dry and secure location Keep out of the reach of children and other unauthorized persons.

KM 111 R, KM 131, KM 131 R 17 English

Maintenance and Care

The following intervals apply for normal operating conditions. If your daily working time is longer or operating conditions are difficult (very dusty work area, etc.), shorten the specified intervals accordingly. before starting work starting before daily or work finishing after stop refueling each after weekly monthly months 12 every problem if damaged if required as

Visual inspection (condition, leaks) XX

Complete machine Clean X

Replace any damaged parts XX

Control handle Function test XX

Visual inspection XX Air filter Replace1) X

Check X Manual fuel pump (if fitted) Have repaired by servicing dealer2) X

Have checked by servicing dealer2) X Pickup body (filter) in fuel tank Have replaced by servicing dealer2) XXX

Fuel tank Clean XX

Check idle adjustment – the working/cut- XX Carburetor ting attachment must not run Adjust idle speed X Adjust electrode gap X Spark plug Replace after every 100 operating hours

Visual inspection X Cooling air inlet Clean X

Cylinder fins Have cleaned by servicing dealer2) X

If power is low or cranking effort very high, have valve clearance checked Valve clearance XX and, if necessary, adjusted by servicing dealer2)

Combustion chamber Have cleaned after every 150 hours of X operation by servicing dealer2)

18 KM 111 R, KM 131, KM 131 R English

All accessible screws and nuts (not adjust- Re-tighten X ing screws)

Check XXX Antivibration elements Have replaced by servicing dealer2) X

Safety labels Replace X

1) Only if there is a noticeable loss of engine power 2) STIHL recommends an authorized STIHL servicing dealer.

KM 111 R, KM 131, KM 131 R 19 English

servicing dealer. STIHL dealers are Minimize Wear and Avoid regularly given the opportunity to attend Damage training courses and are supplied with the necessary technical information. Observing the instructions in this manual helps reduce the risk of unnecessary If these maintenance operations are not wear and damage to the power tool. carried out as specified, the user assumes responsibility for any damage The power tool must be operated, that may occur. Among other parts, this maintained and stored with the due care includes: and attention described in this owner's manual. – Damage to the engine due to neglect or deficient maintenance The user is responsible for all damage (e.g. air and fuel filters), incorrect caused by non-observance of the safety carburetor adjustment or precautions, operating and maintenance inadequate cleaning of cooling air instructions in this manual. This includes inlets (intake ports, cylinder fins). in particular: – Corrosion and other consequential – Alterations or modifications to the damage resulting from improper product not approved by STIHL. storage. – Using tools or accessories which – Damage to the machine resulting are neither approved or suitable for from the use of poor quality the product or are of a poor quality. replacement parts. – Using the product for purposes for which it was not designed. Parts Subject to Wear and Tear – Using the product for sports or competitive events. Some parts of the power tool are subject – Consequential damage caused by to normal wear and tear even during continuing to use the product with regular operation in accordance with defective components. instructions and, depending on the type and duration of use, have to be replaced Maintenance Work in good time. Among other parts, this includes: – All the operations described in the Clutch "Maintenance Chart" must be performed – Filters (air, fuel) on a regular basis. If these maintenance – Rewind starter operations cannot be performed by the owner, they should be performed by a – Spark plug servicing dealer. STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL

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Main Parts

1 Tank cap 4 5 2 Carburetor adjusting screws 9 3 Starter grip 8 2 3 4 Manual fuel pump 10 5 Cover 1 6 6 Muffler # 7 Machine support 11 8 Throttle trigger 7 9 Stop switch 13 16 10 Throttle trigger lockout 15 17 11 Bike handle (handlebar) 21 14 14 12 Handle support 13 Wing screw 18 12 14 Throttle cable retainer 22 15 Carrying ring 16 Choke lever 17 Air filter cover 19 18 Fuel tank 19 Loop handle 15 9 21 20 10 20 Barrier bar 21 Coupling sleeve 22 Wing screw 22 8 # Serial Number 0000-GXX-0496-A0

KM 111 R, KM 131, KM 131 R 21 English

Ignition System Specifications FCB-KM, FCS-KM, FH-KM, FS-KM, RG-KM and HT-KM 1 to 1 Electronic magneto ignition HL-KM 1 to 4 Engine BF-KM, BG-KM, KB-KM and Spark plug (resistor KW-KM 1 to 6 type): NKG CMR 6H Electrode gap: 0.5 mm The exact noise and vibration KM 111 R specifications depend on the KombiTool being used and are described in the Single cylinder four-stroke engine with Fuel System mixture lubrication KombiTool’s instruction manual.

Displacement: 31.4 cc All position diaphragm carburetor with Sound pressure level Lp to Bore: 40 mm integral fuel pump EN ISO 10517, ISO 11201, ISO 22868 Stroke: 25 mm Fuel tank capacity: 710 cc (0.71 l) KM 111 R: 92 dB(A) ... 99 dB(A) Engine power to 1.05 kW KM 131: 94 dB(A) ... 100 dB(A) ISO 8893: (1.4 bhp) at Weight KM 131 R: 92 dB(A) ... 101 dB(A) 8,000 rpm

Idle speed: 2,800 rpm Sound power level Lw to ISO 3744, Cut-off speed (rated): 9,500 rpm dry, without KombiTool ISO 10517, ISO 22868 KM 111 R 4.4 kg Valve clearance KM 111 R: 108 dB(A) KM 131: 4.8 kg Inlet valve: 0.10 mm KM 131: 109 dB(A) ... 110 dB(A) KM 131 R: 4.4 kg Exhaust valve: 0.10 mm KM 131 R: 109 dB(A) ... 110 dB(A) KM 131, KM 131 R Features Sound power level Lw to ISO 3744, Single cylinder four-stroke engine with ISO 10517, ISO 22868 mixture lubrication R Loop handle KM 111 R: 105 dB(A) ... 110 dB(A) Displacement: 36.3 cc Noise and Vibration Data KM 131: 106 dB(A) ... 108 dB(A) Bore: 43 mm KM 131 R: 106 dB(A) ... 110 dB(A) Stroke: 25 mm Vibration measurement a to Engine power to 1.40 kW with KombiTool hv,eq ISO 8662, ISO 10517, ISO 11789, ISO 8893: (1.9 bhp) at For version see "Approved ISO 20643, ISO 22867 8,500 rpm KombiTools". Idle speed: 2,800 rpm Left handle For further details on compliance with 2 2 Cut-off speed (rated): 9,500 rpm Vibration Directive 2002/44/EC visit KM 111 R: 2.6 m/s ... 7.2 m/s Valve clearance www.stihl.com/vib. KM 131: 2.3 m/s2 ... 5.0 m/s2 2 2 Inlet valve: 0.10 mm Noise and vibration data measurements KM 131 R: 3.4 m/s ... 6.1 m/s Exhaust valve: 0.10 mm include idling and rated maximum speed in the following ratios.

22 KM 111 R, KM 131, KM 131 R English

Right handle Maintenance and Repairs Disposal KM 111 R: 2.7 m/s2 ... 6.4 m/s2 KM 131: 2.4 m/s2 ... 4.2 m/s2 Users of this machine may only carry out Observe all country-specific waste KM 131 R: 3.3 m/s2 ... 6.5 m/s2 the maintenance and service work disposal rules and regulations. The K-factor in accordance with described in this user manual. All other Directive 2006/42/EC is 2.0 dB(A) for repairs must be carried out by a the sound pressure level and sound servicing dealer. power level; the K-factor in accordance STIHL recommends that you have with Directive 2006/42/EC is 2.0 m/s2 servicing and repair work carried out for the vibration level. exclusively by an authorized STIHL servicing dealer. STIHL dealers are REACH regularly given the opportunity to attend

training courses and are supplied with 000BA073 KN the necessary technical information. REACH is an EC regulation and stands STIHL products must not be thrown in for the Registration, Evaluation, When repairing the machine, only use the garbage can. Take the product, Authorisation and Restriction of replacement parts which have been accessories and packaging to an Chemical substances. approved by STIHL for this power tool or approved disposal site for environment- For information on compliance with the are technically identical. Only use high- friendly recycling. quality replacement parts in order to REACH regulation (EC) No. 1907/2006 Contact your STIHL servicing dealer for avoid the risk of accidents and damage see www.stihl.com/reach. the latest information on waste disposal. to the machine. Exhaust Emissions STIHL recommends the use of original STIHL replacement parts.

The CO2value measured in the EU type Original STIHL parts can be identified by approval procedure is specified at the STIHL part number, the { www.stihl.com/co2. logo and the STIHL parts symbol K (the symbol may appear alone on small The measured CO value was 2 parts). determined on a representative engine in accordance with a standardized test procedure under laboratory conditions and does not represent either an explicit or implied guarantee of the performance of a specific engine. The applicable exhaust emission requirements are fulfilled by the intended usage and maintenance described in this instruction manual. The type approval expires if the engine is modified in any way.

KM 111 R, KM 131, KM 131 R 23 English

Done at Waiblingen, 03.02.2020 EC Declaration of Conformity ANDREAS STIHL AG & Co. KG

ANDREAS STIHL AG & Co. KG Badstr. 115 D-71336 Waiblingen Germany declare in exclusive responsibility that

Designation: KombiMotor Dr. Jürgen Hoffmann Make: STIHL Model: KM 111 R Head of Product Data, Regulations and Licensing KM 131 KM 131 R: Displacement: KM 111 R 31.4 cc KM 131, KM 131 R 36.3 cc Serial identification: 4180 conforms to the relevant provisions of Directives 2011/65/EU, 2006/42/EC and 2014/30/EU and has been developed and manufactured in compliance with the following standards in the versions valid on the date of production: EN ISO 12100, EN 55012, EN 61000-6-1 (in conjunction with the following KombiTools: BF-KM, BG-KM, FCB-KM, FCS-KM, FH-KM, FS-KM, HL-KM, HT-KM, KB-KM and KW-KM) The KombiMotor described here may be operated only in conjunction with the KombiTools approved by STIHL for use with this KombiMotor. Technical documents deposited at: ANDREAS STIHL AG & Co. KG Produktzulassung (Product Licensing) The year of manufacture and serial number are applied to the product.

24 KM 111 R, KM 131, KM 131 R

0458-436-0121-A englisch G www.stihl.com *04584360121A* 0458-436-0121-A