TOHATSU MFS 6A3Z 8A3 9.8A3 Owner's Manual
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TOHATSU MFS 6A3Z 8A3 9.8A3 Owner's Manual

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OWNER'S
MANUAL
MFS
6A3Z
8A3
9.8A3
OB No.003-11082-9

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Summary of Contents for TOHATSU MFS 6A3Z 8A3 9.8A3

  • Page 1 OWNER’S MANUAL 6A3Z 9.8A3 OB No.003-11082-9...
  • Page 2 ENOM00001-0 READ THIS MANUAL BEFORE USING THE OUTBOARD MOTOR. FAILURE TO FOLLOW THE INSTRUCTIONS AND SAFETY PRECAUTIONS IN THIS MANUAL CAN RESULT IN SERIOUS INJURY OR DEATH. KEEP THIS MANUAL IN A SAFE LOCATION FOR FUTURE REFERENCE. Copyright © 2009-2012 Tohatsu Corporation. All rights reserved. No part of this manual may be reproduced or transmitted in any from or by any means without the express written permission of Tohatsu Corporation.
  • Page 3 YOUR TOHATSU OUTBOARD MOTOR ENOM00002-0 OWNER REGISTRATION AND IDENTIFICATION Upon purchasing this product, be sure that the WARRANTY CARD is correctly and com- pletely filled out and mailed to the addressee noted there on. This WARRANTY CARD identifies you as the legal owner of the product and serves as your warranty registration. TO THE EXTENT PERMITTED BY APPLICABLE LAW, YOUR OUTBOARD MOTOR WILL NOT BE COVERED BY THE APPLICABLE LIMITED WARRANTY, IF THIS PROCEDURE IS NOT FOLLOWED.

  • Page 4: Serial Number

    ENOM00005-0 Serial Number In the space below, please record the outboard motor’s serial number (indicated both on the lower motor cover and on the cylinder block). The serial number will be needed in the event of theft or to quickly identifying the outboard motor type. Serial Number: ENOM00006-0 To You, Our Customer...

  • Page 5: Table Of Contents

    CONTENTS GENERAL SAFETY INFORMATION ....... . 8 1. SPECIFICATIONS ..........10 2.
  • Page 6 1. Daily Inspection ..........59 2.

  • Page 7: Removing And Carrying The

    INDEX GENERAL SAFETY INFORMATION 1. SPECIFICATIONS 2. NAMES OF PARTS 3. LOCATIONS OF WARNING LABELS 4. INSTALLATION 5. PRE-OPERATING PREPARATIONS 6. ENGINE OPERATION 7. REMOVING AND CARRYING THE OUTBOARD MOTOR 8. TRAILERING 9. ADJUSTMENT 10. INSPECTION AND MAINTENANCE 11. TROUBLESHOOTING 12.

  • Page 8: General Safety Information

    GENERAL SAFETY INFORMATION ENOM00007-0 NOTICE: DANGER/WARNING/CAUTION/Note Before installing, operating or otherwise handling your outboard motor, be sure to thor- oughly read and understand this Owner’s Manual and carefully follow all of the instruc- tions. Of particular importance is information preceded by the words “DANGER,” “WARNING,”...
  • Page 9 GENERAL SAFETY INFORMATION ENOM00009-0 SAFE OPERATION OF BOAT As the operator/driver of the boat, you are responsible for the safety of those aboard and those in other boat around yours, and for following local boating regulations. You should be thoroughly knowledgeable on how to correctly operate the boat, outboard motor, and accessories.

  • Page 10: Specifications

    SPECIFICATIONS ENOM00501-0 6A3Z (Available in specific region) Item MODEL Overall Length mm (in) 975 (38.4) 590 (23.2) Overall Width mm (in) 354 (13.9) 320 (12.6) Overall Height S·L·UL mm (in) 1035 (40.7) 1162 (45.7) 1289 (50.7) Transom Height S·L·UL mm (in) 435 (17.1) 562 (22.1) 689 (27.1)
  • Page 11 SPECIFICATIONS ENOM00502-0 8A3, 9.8A3 9.8A3 Item MODEL Overall Length mm (in) 975 (38.4) 590 (23.2) Overall Width mm (in) 354 (13.9) 320 (12.6) Overall Height S·L·UL mm (in) 1035 (40.7) 1162 (45.7) 1289 (50.7) Transom Height S·L·UL mm (in) 435 (17.1) 562 (22.1) 689 (27.1) S kg (lb)
  • Page 12 SPECIFICATIONS ENOM00503-0 8A3, 9.8A3 9.8A3 Item MODEL Overall Length mm (in) 975 (38.4) 590 (23.2) Overall Width mm (in) 354 (13.9) 320 (12.6) Overall Height S·L·UL mm (in) 1035 (40.7) 1162 (45.7) 1289 (50.7) Transom Height S·L·UL mm (in) 435 (17.1) 562 (22.1) 689 (27.1) S kg (lb)

  • Page 13: Names Of Parts

    NAMES OF PARTS ENOM00504-0 MF, EF, EP ENOF00501-0 Tilt Handle Clamp Bracket Fuel Pick up Elbow Clamp Screw Fuel Tank Top Cowl Shift Lever Remote Control Box Cowl Latch Throttle Grip Main Switch Cooling Water Check Port Starter Handle Stop Switch Oil Drain Bolt Warning Lamp Cord Assembly...
  • Page 14 NAMES OF PARTS ENOM00506-0 EFT, EPT ENOF00502-0 Tilt Handle Clamp Screw Fuel Pick up Elbow Power Tilt Switch Fuel Tank Top Cowl Throttle Grip Power Tilt Switch Cowl Latch Shift Lever Remote Control Box Cooling Water Check Port Starter Handle Main Switch Oil Drain Bolt Oil warning Lamp...

  • Page 15: Locations Of Warning Labels

    LOCATIONS OF WARNING LABELS ENOM00507-0 Locations of warning labels ENOF00503-0 Warning label regarding owner’s man- Only for EU remote control model ual, top cowl, engine stop switch, Warning label regarding installation of engine oil level and unleaded gasoline. remote control system (See page 22). ENOF00120-0 Warning label regarding oil pressure (See page 32).
  • Page 16 LOCATIONS OF WARNING LABELS Warning label on position of outboard motor when setting down. ENOF00006-0 ENOF00012-0 Only for EU model Warning label regarding emergency Only for USA and CANADA models starting (See page 38). Warning regarding combination of fuel tank and primer bulb ass’y. ENOF00128-0 Warning label regarding rotating parts, electrical shock and high temperature.
  • Page 17 LOCATIONS OF WARNING LABELS ENOM00508-0 Flammable - Keep Fire Away Symbols I n d i v i d u a l s y m b o l m a r k s m e a n s a s described below. Warning/Caution ENOF00119-0 Gear shift lever operation direction,...
  • Page 18 LOCATIONS OF WARNING LABELS Warning, high temperature ENOF00205-0...

  • Page 19: Installation

    INSTALLATION ENOM00024-0 1. Mounting the outboard motor on boat 5−25 mm ENOW00006-0 (0.2−1 in) WARNING Most boats are rated and certified in terms of their maximum allowable horsepower, ENOF00015-0 as shown on the boat’s certification plate. 1. Bottom of hull Do not equip your boat with an outboard 2.
  • Page 20 INSTALLATION ENON00002-0 MF & EF Note A rope is not included in the standard accessories. ENOF00506-0 1. Bolt (8 × 85)* 2. Washer* 3. Nut* 4. Clamp screw ENOF00504-0 *: Option 1. Option ENON00510-0 Note It is recommended to install upper mounting bolts with bolt head at inside surface of tran- som.
  • Page 21 INSTALLATION Nm (3.0 kgf) 13 ft-lb). Check the fasten- ers for tightness from time to time. Be sure to use outboard mounting fas- teners included in the outboard motor package or their equivalents in terms of size, material, quality and strength. Tighten fasteners to the specified torque (30 Nm (3.0 kgf) 13 ft-lb).

  • Page 22: Installing The Remote Control Devices

    INSTALLATION personal injury. Be sure that fasteners your boat: are tightened to the specified torque (30 Follow the instruction manual provided Nm (3.0 kgf) 13 ft-lb). Check the fasten- with the remote control. ers for tightness from time to time. Be sure to use outboard mounting fas- Installation of the Remote Control teners included in the outboard motor...
  • Page 23 INSTALLATION ENOW00011-0 WARNING Do not disconnect the cord assembly when the outboard motor is in operation or you will lose control of the outboard motor. ENOF00510-0 1. Shift cable 2. Throttle cable 3. Cable harness ENOW00100-0 CAUTION Be careful not to loop the remote control cables to a diameter of 406 mm (16 inches) or less.
  • Page 24 INSTALLATION EP model CD UNIT STOP SW RC BOX PULSER COIL CD UNIT Br/W CD UNIT EXCITER COIL CD UNIT EXCITER COIL CD UNIT DIL LAMP GROUND DIL LAMP CD UNIT AL TERNATOR REC,/REG, AL TERNATOR REC,/REG, RC BOX CD UNIT FUSE REC,/REG, RC BOX...
  • Page 25 INSTALLATION EPT model ENOF00511-0 The starter motor may fail to operate if Wire Color the leads are incorrectly connected. Black Blue Be sure to correctly connect the (+) and Orange Pink (—) leads. If not, the charging system will be damaged. Yellow Red with White tracer Do not disconnect the battery leads...

  • Page 26: Installing The Battery

    INSTALLATION 4. Connect the positive cord (+) to the Place the battery away from any source of fire, sparks and open flames such as positive terminal (+) of the battery, and burners or welding equipment. then connect the negative cord (—). Do not smoke when handling the bat- W h e n d i s c o n n e c t i n g t h e b a t t e r y tery.

  • Page 27: Pre-Operating Preparations

    PRE-OPERATING PREPARATIONS ENOW00016-0 ENOM00030-0 1. Recommended gasoline types DANGER Consult an authorized dealer for details on ENOW000017-0 handling gasoline, if necessary. CAUTION Gasoline and its vapors are very flammable Use of improper gasoline can damage your and can be explosive. engine.

  • Page 28: Low Permeation Fuel Hose Requirement

    PRE-OPERATING PREPARATIONS adverse effects that can occur. These Fuel tank capacity: adverse effects are more severe with 12 liters (3.17 U.S. gal) methanol. Increasing the percentage of Fuel Tank: When using a fixed fuel tank in alcohol in the fuel can also worsen these place of genuine fuel tank, it is recom- adverse effects.

  • Page 29: Epa Pressurized Portable Fuel Tank Requirements

    PRE-OPERATING PREPARATIONS TOHATSU engine has used fuel hoses air. This is normal. for The Environmental Protection Agency (EPA) requires from January 1, ENOM00035-0 REMOVING THE FUEL CAP 2011. ENOM00034-0 3. EPA pressurized portable fuel tank requirements EQUIPPED FOR UNITED STATES AND CANADA MODEL The Environmental Protection Agency (EPA) required portable fuel systems that...

  • Page 30: Recommended Engine Oil

    PRE-OPERATING PREPARATIONS 20W−40, 20W−50 15W−40, 15W−50 10W−40, 10W−50 ENOF00111-0 ENOW00414-0 10W−30 CAUTION ˚C ˚F Be sure to use EPA approved tank and EPA ENOF00025-0 approved primer bulb/hose assembly as a ENOW00022-0 set. Confirm shapes of EPA approved tank and regular tank. CAUTION The engine oil is drained for shipping from the factory.

  • Page 31: Break-In

    PRE-OPERATING PREPARATIONS ENOM00038-0 7. Break-In Your new outboard motor and lower unit ENOW00023-0 require break-in for the moving compo- CAUTION n e n t s a c c o r d i n g t o t h e c o n d i t i o n s Operating the outboard motor without described in the following time table.

  • Page 32: Engine Oil Warning Lamp

    PRE-OPERATING PREPARATIONS ENOM00515-0 ENOM00410-0 8. Engine oil warning lamp 9. ESG (A device preventing over revolution) Oil pressure is required to lubricate internal engine parts. ESG is a device to prevent over revolution When the warning lamp (Red) is off, it indi- of the engine (more than approximately cates that oil pressure is present.

  • Page 33: Engine Operation

    ENGINE OPERATION ENOM00042-0 Do not smoke. Be careful not to overfill fuel tank. Wipe Before starting up any spilled gasoline immediately. ENOW00022-0 When or before cleaning the gasoline tank: CAUTION Dismount fuel tank from the boat. Place the fuel tank away from every The engine oil is drained for shipping from source of ignition, such as sparks or the factory.

  • Page 34: Feeding The Fuel

    ENGINE OPERATION 2. Loosen the tank cap until it contacts the tab lock and release internal pres- sure completely. After that, press down the tab lock and open the tank cap. 3. Fill the fuel carefully not to over flow. ENOF00417-0 1.
  • Page 35 ENGINE OPERATION ENOF00514-0 ENOF00515-0 ENOF00032-0 ENOF00032-0 1. Engine side 1. Engine side 2. Fuel tank side 2. Fuel tank side Do not squeeze primer bulb while engine Do not squeeze primer bulb while engine running or when the outboard motor is running or when the outboard motor is tilted up.

  • Page 36: Starting

    ENGINE OPERATION ENOM00516-0 MF, EF and EFT type 1. Place the shift lever in the Neutral posi- tion. Be sure that the shift is in Neutral when starting the engine. ENOF00035-0 This model is provided with start in 1. FDV in fuel hose 2.
  • Page 37 ENGINE OPERATION MF type 4. Pull the starter handle slowly until you feel engagement, keep pulling till you feel less resistance. Then pull it quickly. Repeat if necessary until started. 5. When starting the engine, push the choke knob back. ENOF00039-0 3.
  • Page 38 ENGINE OPERATION START ENOF00570-0 ENOF00042-0 1. Lock button 1. Neutral (N) 2. Push to operate choke 2. Control lever 3. Fully open ENON00504-0 4. Fully closed Note 5. Free accel lever 6. Main switch key The free accel lever can not be raised when 7.
  • Page 39 ENGINE OPERATION ENOF00524-0 ENOF00521-0 4. Remove the lower portion of the starter 1. Remove the starter lock cam. lock wire. ENOF00522-0 2. Loosen the screw for starter lock wire. ENOF00525-0 5. Remove the bolts (3cps) and remove the recoil starter assembly. ENOF00523-0 3.
  • Page 40 ENGINE OPERATION any of these parts can cause electrical shock. ENOM00518-0 If the choke solenoid fails to operate (EP and EPT type only) 1. Remove the top cowl. 2. Close the choke plate by finger. ENOF00527-0 3. Raise the Free accel lever a little. ENOW00099-0 4.

  • Page 41: Warming Up The Engine

    ENGINE OPERATION ENOM00043-0 ENOM00519-0 Engine speeds 4. Warming up the engine Idling speed after warming up. Remark: In case of cold engine starting, Warm the engine at low engine speeds for idling speed is increased about 300 rpm about three minutes. This allows the lubri- for several minutes.
  • Page 42 ENGINE OPERATION Be careful not to pull the tether acciden- reaches trolling (or idling) speed, quickly tally during cruising. Unintentional stop push the shift lever to the Reverse posi- of engine can cause loss of control of tion. outboard motor. Rapid loss of engine ENOW00040-0 power can lead to falling down or caus- ing passenger(s) to be thrown over-...

  • Page 43: Stopping

    ENGINE OPERATION ENOM00524-0 button located at the bottom of the control EP and EPT type lever grip. Further shifting will open the throttle. ENON00015-0 Note The control lever is inoperative unless the free accel lever is in the fully closed position. ENON00016-0 Note Reduce the engine speed when the control...

  • Page 44: Trim Angle

    ENGINE OPERATION ENOW00042-0 1. Put the shift lever in the Neutral posi- tion and run the engine for 2-3 minutes WARNING at idling speed if it has been running at Do not shift into Reverse during planing, full speed. or control will be lost leading to serious 2.
  • Page 45 ENGINE OPERATION ENOM00421-0 ing the steering difficulty that leads to acci- Improper trim angle dent during cruising. Set the thrust rod (or preset knob) lower if Do not cruise at high speed if improper the bow of the boat rises above horizontal. trim position is suspected.
  • Page 46 ENGINE OPERATION EFT type decrease. Furthermore, the bow may sway or the bottom may slam the water while cruising. In this case, decrease the trim angle by pressing the switch on the remote control level to “DN”. ENOF00534-0 EPT type ENOF00056-0 ENOF00535-0 ENOM00058-0...
  • Page 47 ENGINE OPERATION ENOF00536-0 1. Thrust rod 2. Higher 3. Lower ENOF00538-0 ENOM00533-0 EP type A. Transom angle settings B. Tilt release position 1. Stop the engine. ENOW00046-0 2. Shift the outboard into forward. WARNING 3. Raise the engine to the tilt release posi- tion (b).
  • Page 48 ENGINE OPERATION 1. Tilt stopper 3. Manual tilting If the battery is dead, and the Power Tilt Switch inoperative, turn the manual valve to counter-clockwise. This will ENOF00067-0 allow manual tilting of the outboard motor. The outboard motor can also be tilted up using the switch provided under the bottom cowl.

  • Page 49: Tilt Up, Tilt Down And Shallow Water Operation

    ENGINE OPERATION down electrically. It may be used as a ENOM00537-0 8. Tilt up, tilt down and shallow power trim and tilt when the outboard water operation motor is used with the light load condition. In this case, it can be adjusted to set the desired trim angle of the outboard motor in ENOW00048-0 relation to the transom shape, planing...
  • Page 50 ENGINE OPERATION ENOF00546-0 3. Take hold of the tilt handle and raise ENOF00544-0 the engine to the full up position and 1. Tilt lever 2. Tilt up position release. 3. Shallow water operating position 4. Pull out the tilt lock knob and move it Tilt down to the lock position.
  • Page 51 ENGINE OPERATION Tilt down 1. Move the tilt lock knob to the unlock position. 2. Raise the outboard to the tilt release position. 3. Gently lower the outboard. ENOF00547-0 1. Tilt lock knob in lock position 2. Tilt up position ENOF00548-0 ENOW00049-0 1.

  • Page 52: Shallow Water Operation

    ENGINE OPERATION ENOM00540-0 shallow water running position. 9. Shallow water operation Tilt down from shallow water ENOW00051-0 running position WARNING Tilt the motor up fully and then return the motor down slowly to the normal running During shallow water operation, be careful position.
  • Page 53 ENGINE OPERATION ENOF00550-0 ENOF00551-0 1. Shallow water drive position 1. Tilt release position ENOW00055-0 ENOW00057-0 WARNING CAUTION Do not tilt up or down outboard motor Do not tilt up outboard motor while engine when swimmer(s) or passenger is near to operates, or no cooling water may be fed, prevent them from being caught between leading to engine seizure due to overheat-...

  • Page 54: Removing And Carrying The Outboard Motor

    REMOVING AND CARRYING THE OUTBOARD MOTOR ENOM00070-0 ENOW00065-0 1. Removing the outboard motor WARNING Close air vent screw of fuel tank and fuel 1. Stop the engine. cock before carrying or storing outboard 2. Disconnect the fuel connector, the motor and fuel tank, or fuel may leak, remote control cables and the battery potentially catching fire.

  • Page 55: Trailering

    TRAILERING ENOW00067-0 WARNING Do not go under outboard motor tilted up even if it is supported by support bar, or accidental fall of outboard motor could lead to severe personal injury. ENOW00068-0 WARNING Close air vent screw of fuel tank and fuel cock before carrying or storing outboard motor and fuel tank, or fuel may leak, potentially catching fire.

  • Page 56: Adjustment

    ADJUSTMENT ENOM00543-0 1. Steering friction Adjust this lever to achieve the desired steering friction (drag) on the tiller handle. Move lever towards (a) to tighten friction ENOM00544-0 MF, EF type and move lever towards (b) to loosen fric- The steering friction can be adjusted in tion.

  • Page 57: Trim Tab Adjustment

    ADJUSTMENT lever, turn the throttle friction adjustment ENON00022-0 Notes screw on the front of the remote control. Turn clockwise to increase the load and The trim tab also acts as an anode to prevent electrolytic corrosion. Therefore counter-clockwise to decrease it. do not paint or grease this part.

  • Page 58: Inspection And Maintenance

    INSPECTION AND MAINTENANCE ENOM00077-0 ENOM00078-0 Care of your outboard motor EPA Emissions Regulations To keep your outboard motor in the best EPA (United States Environmental Protec- operating condition, it is very important tion Agency) has emission regulations reg- that you perform daily and periodic main- ulating air pollution from new outboard tenance as suggested in the maintenance motors.

  • Page 59: Daily Inspection

    INSPECTION AND MAINTENANCE ENOM00551-0 1. Daily Inspection Perform the following checks before and ENOW00078-0 after use. WARNING Do not use outboard motor if any abnor- mality is found during pre-operation check or it could result in severe damage to the motor or severe personal injury.
  • Page 60 INSPECTION AND MAINTENANCE ENOM00080-0 ENON00024-0 Maintaining engine oil Note If the engine oil is low, the life of the engine The oil level should be checked when the will be shortened significantly. engine is cold. ENON00025-0 ENOM00552-0 Note Checking oil level 1.

  • Page 61: Replacing The Propeller

    INSPECTION AND MAINTENANCE ing water passage after every cruising or 2. Attach a water hose to the flushing before storing outboard motor for long attachment. Turn on the water and time. Before flushing, remove the propeller adjust the flow. (Be sure to seal the and the forward thrust holder.
  • Page 62 INSPECTION AND MAINTENANCE trouble. ENOW00085-0 Before removing the propeller, remove the WARNING spark plug caps from the spark plugs to Do not hold propeller with hand(s) when protect against personal injury. loosening or tightening propeller nut. Put a ENOW00084-0 piece of wood block between propeller blade and anti-ventilation plate to hold pro- WARNING peller.
  • Page 63 INSPECTION AND MAINTENANCE off any dirt from the threads and screw in At each inspection re-tighten the anode the spark plug to the correct torque. attaching bolt. As it is likely to be sub- jected to electrolytic corrosion. 1. Stop the engine. 2.
  • Page 64 INSPECTION AND MAINTENANCE ENOW00089-0 CAUTION Do not unscrew the oil plug with the out- board motor tilted down. Pressurized oil in the oil tank may spurt out. 2. Recommended oil Use an automatic transmission fluid or equivalent. Recommended oils are as shown below.

  • Page 65: Periodic Inspection

    INSPECTION AND MAINTENANCE ENOM00555-0 2. Periodic Inspection It is important to inspect and maintain your outboard motor regularly. At each interval on the chart below, be sure to perform the indicated servicing. Maintenance intervals should be determined according to the number of hours or number of months, whichever comes first.
  • Page 66 INSPECTION AND MAINTENANCE ENON00030-0 Note Your outboard motor should receive careful, and complete inspection at 300 hours. This is the best time for major maintenance procedures to be carried out. 2. Filler port ENOM00091-0 Replacing engine oil Engine oil mixed with dust or water will Use only high quality 4-stroke engine oil to dramatically shorten the life of the engine.
  • Page 67 INSPECTION AND MAINTENANCE ENOW00091-0 Do not start this procedure while engine is operating or hot even after stopping it. CAUTION Place fuel filter away from every source of ignition such as sparks or open You may be injured due to high engine tem- flames.

  • Page 68: Fuel Tank

    INSPECTION AND MAINTENANCE ENOF00456-0 1. Filter 2. Fuel pick up elbow ENOF00561-0 1. Oil plug (Upper) ENOM00097-0 2. Oil plug (Lower) Fuel tank Water or dirt in the fuel tank will cause 2. Insert the oil tube nozzle into the lower engine performance problems.

  • Page 69: Off-Season Storage

    INSPECTION AND MAINTENANCE ENOM00558-0 Engine 1. Wash the engine exterior and flush the cooling water system thoroughly with fresh water. Drain the water com- pletely. Wipe off any surface water with an oily rag. 2. Use a dry cloth to completely wipe off water and salt from the electrical com- ponents.

  • Page 70: Pre-Season Check

    INSPECTION AND MAINTENANCE ENOM00102-0 In steps 2 and 3 above, the oil used for stor- Battery age inside the engine will be flushed out to 1. Disconnect the battery cables. assure optimum performance. 2. Wipe off any chemical deposits, dirt, or 2.

  • Page 71: Cold Weather Precautions

    INSPECTION AND MAINTENANCE level. The oil and filter may need to be 1. Looseness or damage of power unit changed again after running a short installation bolts, gear case and exten- period to get all moisture completely sion case bolts, propeller shaft housing out of the crankcase.

  • Page 72: Troubleshooting

    TROUBLESHOOTING ENOM00561-0 If you encounter a problem, consult the check list below to determine the cause and to take the proper action. An authorized dealer will always be happy to provide any assistance and information. Possible cause Empty fuel tank Incorrect connection of fuel system Air entering fuel line Deformed or damaged fuel hose...
  • Page 73 TROUBLESHOOTING Possible cause Low compression Carbon deposits in the combustion chamber Incorrect valve clearance Low oil pressure/level Low oil level Use of improper oil Oil deterioration Clogged oil strainer Faulty oil pump Incorrect adjustment of throttle link Insufficient cooling water flow, clogged or defec- tive pump Faulty thermostat Cavitation or ventilation...

  • Page 74: Tool Kit And Spare Parts

    TOOL KIT AND SPARE PARTS ENOM00562-0 The following a list of the tools and spare parts provided with the motor. Items Quantity Remark Tool bag Pliers Socket wrench 10 × 13 mm Service tools Socket wrench 16 mm (spark plug) Socket wrench handle Screwdrivers Cross-and straight-point...

  • Page 75: Optional Accessories

    OPTIONAL ACCESSORIES ENOM00563-0 Selector Tachometer ENOF00564-0 ENOF00567-0 1. Selector Tachometer with oil lamp (for Genuine gear oil (500 mL) EPT) ENOF00104-0 Touch-up paint (300 mL) ENOF00565-0 Propeller ENOF00105-0 Genuine engine oil (450 mL, 1 L) ENOF00459-0 High thrust propeller ENOF00106-0 Flushing attachment ENOF00102-0 ENOF00566-0...

  • Page 76: Propeller Table

    PROPELLER TABLE ENOM00111-0 Use a genuine propeller. A propeller must be selected so that the engine rpm measured at wide open throttle while cruising is within the recommended range. 5000–6000 rpm Propeller Size (Diameter × pitch) Propeller Mark No. of Blades inch Light boats 8.9 ×...
  • Page 78 OWNER’S MANUAL 6A3Z 9.8A3 003-11082-9 1211NB Printed in Japan...

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