BF75A/90A Owner’s Manual 31ZW0602 200.2002.05 00X31-ZW0-6020 EM PRINTEDINU.S.A. ©HONDAMOTORCO.,LTD.1995 The engine exhaust from this product Thank you for purchasing a Honda SAFETY MESSAGES Each message tells you what the hazard is, what can happen, and what you can Outboard Motor. Your safety and the safety of others are do to avoid or reduce injury. very important. We have provided This manual describes the operation important safety messages in this and maintenance of the Honda DAMAGE PREVENTION manual and on the outboard motor. BF 75A and BF 90A Outboard MESSAGES Please read these messages carefully. Motors. You will also see other important A safety message alerts you to poten- All information in this publication is messages that are preceded by the tial hazards that can hurt you and word NOTICE. based on the latest product informa- others. Each safety message is preceded tion available at the time of printing. by a safety alert symbol A and one of This word means: Honda Motor Co., Ltd. reserves the three words: DANGER, WARNING, right to make changes at any time or CAUTION. without notice and without incurring NOTICE Your outboard motor or other property can be damaged any obligation. These mean: if you don’t follow instructions. No part of this publication may be B You WILL be reproduced without written KILLED or SERIOUSLY HURT The purpose of these messages is to permission. if you don’t follow instructions. help prevent damage to your outboard motor, other property, or the This manual should be considered a - You CAN be environment. permanent part of the Outboard Motor KILLED or SERIOUSLY HURT and it must stay with the Outboard if you don’t follow instructions. Motor if resold. HONDA MOTOR CO., LTD. 1995 - You CAN be HURT if you don’t follow instructions. ALL RIGHTS RESERVED 1 TYPES OF HONDA BF75AIBOA OUTBOARD MOTORS It may be necessary to refer to this chart for reference purposes when reading this manual. TYPE CODE (example) TT,LRT T=Power Trim /Tilt R=Remote Control H=Tiller Handle X=Extra Long Shaft L=Long Shaft 2 IDENTIFICATION NUMBERS Record the Product Identification LEFTSTERNBRACKET Number (P.I.N.) and the Engine Serial Number for your reference. Refer to the Product Identification Number when ordering parts, and when mak- ing technical or warranty inquiries (see page 136). PRODUdT IDENTIFICATION NUMBER ENGIN’E SERIAL NUMBER The Product Identification Number is The Engine Serial Number is stamped stamped on a plate and attached to the on the cylinder block in the front of left stern bracket. the engine. Product identification number: Engine serial number: CONTENTS 1. SAFETY (PANEL-MOUNT TYPE) Trim Tab . .. 39 SAFETY LABELS.. ................... 6 Remote Control Lever.. .............. 25 Anode Metal . .. 40 SAFETY INFORMATION.. ...... 7 Nertral Release Lever.. ............... 26 Cooling System Indicator . .. 40 2. COMPONENT IDENTIFICATION ... 8 Ignition Switch ........................... 26 Water Intakes . 40 3. CONTROLS & INSTRUMENTS Emergency Stop Switch Lanyard 27 Transom Angle Adjusting Rod . 41 TILLER HANDLE TYPE Throttle Button ........................... 28 Fuel Cap/Gauge/Vent Knob Ignition Switch ........................... 14 Choke Switch ............................. 28 (optional fuel tank) . 42 Gear Shift Lever.. ....................... I4 Manual Choke Knob .................. 28 Over-Rev Limiter . 42 Choke Knob ................................ I4 Oil PressureIndicator Light/Buzzer .... 29 Engine Cover Lock Lever . 43 Throttle Grip.. ............................. I5 Overheat Indicator Light/Buzzer.. .... 29 Fuel Host Connector . 43 Throttle Opening Indicator.. ....... I5 Power Trim/Tilt Switch.. ............ 30 4. PRE-OPERATION CHECKS Throttle Friction Knob ............... 15 (TOP-MOUNT TYPE) Engine Cover Removal/Installation . 44 Engine Stop Switch .................... 16 Remote Control Lcvcr ................ 3 I Engine Oil ..,............................... 45 Emergency Stop Switch Lanyard .. I6 Ignition Switch ........................... 32 Fuel Level (optional fuel tank) . 46 Oil Pressure Indicator Light ....... 17 Emergency Stop Switch Lanyard 33 Fuel Recommendations . 47 Overheat indicator Light ............ I7 Throttle Button ........................... 34 Oxygenated Fuels . 48 Power Trim/Tilt Switch.. ............ 18 Choke Switch ............................. 34 Propeller and Cotter Pin Inspection . 49 Steering Friction Adjuster .......... 18 Manual Choke Knob .................. 34 Steering Friction Adjustment REMOTE CONTROL TYPE Oil PressureIndicator Light/Buzzer .... 35 (TILLER HANDLE TYPE) . 50 (SIDE-MOUNT TYPE) Overheat Indicator Light/Buzzer.. 35 Remote Control Friction Remote Control Lever.. .............. I9 Power Trim/Tilt Switch Adjustment . 50 Neutral Release Lever ................ 20 (remote control lever). 36 Engine Cover Lock Lever Ignition Switch ........................... 20 Power Trim/Tilt Switch Adjustment . 51 Emergency Stop Switch Lanyard .. (control box console). .. 36 Other Checks Choke/Fast Idle Lever ................ ;: COMMON l Stem bracket . 52 Manual Choke Knob .................. 22 Power Tilt Switch (engine pan). 37 l Tool Kit . 52 Oil PressureIndicator Light/Buzzer .... 23 Trim Meter.. ...................................... 37 l Anodes ,........,.......................,,.. 52 Overheat Indicator Light/Buzzer ... 23 Tachometer (optional equipment) . 37 5. STARTlNG THE ENGINE Power Trim/Tilt Switch.. ............ 24 Manual Relief Valve .................. 38 Optional Fuel Tank . 53 Tilt Lock Lever.. ......................... 39 Fuel Line Connection . 53 4 CONTENTS STARTING THE ENGINE Manual Relief Valve ............... 87 Lubrication .............................. 1 18 (TILLER HANDLE TYPE) . .. 55 Tilt Lock Lever.. ...................... 88 Engine Fuel Filter.. .................. 12 1 STARTING THE ENGINE Trim Tab Adjustment .................. 89 Fuel Tank and Filter ................ 123 (REMOTE CONTROL TYPE) .. 60 MOTOR PROTECTION SYSTEM Fuse Replacement ................... 124 (SIDE-MOUNT TYPE) . .. 60 Engine Oil Pressure and Propeller .................................. 125 (PANEL-MOUNT TYPE) . 63 Overheat Warning System ...... 90 Submerged Motor.. .................. 126 (TOP-MOUNT TYPE) . 66 Over-Rev Limiter .................... 92 11. STORAGE.. ................................ 128 STARTING THE ENGINE Anodes ..................................... 92 12. TROUBLESHOOTING ............. 132 (EMERGENCY STARTING). 69 Shallow Water Operation ........... 93 13. SPECIFICATIONS .................... 134 Troubleshooting Starting Problems .. 74 High Altitude Operation ............. 94 14. WARRANTY SERVICE ........... 136 6. OPERATION 7. STOPPING THE ENGINE 15.INDEX.. ...................................... 137 Break-in Procedure . 75 TILLER HANDLE TYPE.. ........ 95 16. WIRING DIAGRAM ................. 14 1 TILLER HANDLE TYPE REMOTE CONTROL TYPE Gear Shifting . 76 (SIDE-MOUNT TYPE) ............. 96 Steering . 76 (PANEL-MOUNT TYPE) ......... 97 Cruising . 77 (TOP-MOUNT TYPE) ............... 98 REMOTE CONTROL TYPE 8. TRANSPORTING ...................... 99 (SIDE-MOUNT TYPE) 9. CLEANING AND FLUSHING . 102 Gear Shifting . 78 IO. MAINTENANCE ....................... 104 Cruising . 79 THE IMPORTANCE OF (PANEL-MOUNT TYPE) MAINTENANCE .................... I04 Gear Shifting . 80 MAINTENANCE SAFETY ....... 104 Cruising . 81 EMISSION CONTROL (TOP-MOUNT TYPE) SYSTEM INFORMATION.. .. 105 Gear Shifting . 82 Tool Kit and Spare Parts ............ 108 Cruising . 83 MAINTENANCE SCHEDULE.. .. 109 POWER TRIM/TILT Engine Oil ............................... 1 11 Power Trim/Tilt System . 84 Gear Oil ................................... 113 Trim Meter . 86 Spark Plugs .............................. 115 Power Tilt Switch (engine pan) . 87 Battery (not included) .............. 1 16 5 1. SAFETY SAFETYLABELS These labels are in the locations shown. They warn you of potential hazards that could seriously injure you. Read these labels carefully. FUEL TANK 1. SAFETY SAFETY INFORMATION l Before operating the outboard l Refuel carefully to avoid spilling For your safety and the safety of oth- motor, familiarize yourself with all fuel. Avoid overfilling the fuel tank ers, pay special attention to these pre- laws and regulations relating to (there should be no fuel in the filler cautions. boating and the use of outboard neck). After refueling, tighten the motors. filler cap securely. If any fuel is Operator Responsibility l Do not attempt to modify the out- spilled, make sure the area is dry l Know how to stop the engine board motor. before starting the engine. quickly in case of emergency. l Always wear PERSONAL Understand the use of all controls. FLOTAmON DEVICE (PFD) when l Do not exceed the boat manufactur- on board. er’s power recommendation, and be l Do not remove any guards, labels, sure that the outboard motor is shields, covers or safety devices; properly mounted. they are installed for your safety. l Never permit anyone to operate the outboard motor without proper Fire and Burn Hazards instruction. Gasoline is extremely flammable, and gasoline vapor can explode. Use l Stop the engine immediately if any one falls overboard. extreme care when handling gasoline. l Do not run the engine while the l Remove any portable fuel tank from boat is near anyone in the water. the boat for refueling. l Attach the emergency stop switch l Refuel in a well-ventilated area lanyard securely to the operator. with the engine stopped. Keep l Do not remove the engine cover flames and sparks away, and do not while the engine