Yamaha F40D Owner's Manual
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Yamaha F40D Owner's Manual

Yamaha F40D Owner's Manual

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F40D
F50F
FT50G
F60C
FT60D
OWNER'S MANUAL
6C1-28199-74-E0

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Summary of Contents for Yamaha F40D

  • Page 1 F40D F50F FT50G F60C FT60D OWNER’S MANUAL 6C1-28199-74-E0...
  • Page 2 EMU25051 Read this owner’s manual carefully before operating or working on your outboard motor. Keep this manual onboard in a waterproof bag when boating. This manual should stay with the outboard motor if it is sold.
  • Page 3 Yamaha. If you have any question about the Some countries have laws or regulations re- operation or maintenance of your outboard stricting users from taking the product out of motor, please consult a Yamaha dealer.

  • Page 4: Table Of Contents

    Table of contents General information ......1 Fuel tank ......... 13 Fuel joint.......... 13 Identification numbers record..1 Fuel gauge ........14 Outboard motor serial number ..1 Fuel tank cap........14 Key number........1 Air vent screw........14 EC label........... 1 Remote control ........
  • Page 5 Table of contents Hour meter (digital type)....25 Tilting up and down....... 49 Trip meter........26 Procedure for tilting up (hydro tilt Clock ..........26 models) ......... 49 Fuel gauge ........26 Procedure for tilting up (power trim Fuel warning indicator ..... 27 and tilt models)......
  • Page 6 Table of contents Cleaning fuel tank ......75 Inspecting and replacing anode(s)........76 Checking battery (for electric start models) ......... 77 Connecting the battery ....77 Disconnecting the battery ....78 Checking top cowling ...... 78 Coating the boat bottom....78 Trouble Recovery ......

  • Page 7: General Information

    Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for reference in case your outboard motor is sto- len. 1. Key number...

  • Page 8: Emission Control Information

    1. Fuel requirement label location EMU25351 SAV models Engines affixed with the label pictured below conform to SAV (the Swiss exhaust emission regulations for Swiss inshore waters). Approval label of emission control certif- icate ZMU05466 YAMAHA MOTOR CO.,LTD. Motorfamilie Abgastypenpruf- Nummer ZMU04492...

  • Page 9: Read Manuals And Labels

    Read any manuals supplied with the boat. Read all labels on the outboard motor and the boat. If you need any additional information, contact your Yamaha dealer. EMU33830 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. ZMU05676...
  • Page 10 General information ZMU05706 EMU33911 Contents of labels EWM01670 The above warning labels mean as follows. WARNING Read Owner’s Manuals and labels. EWM01690 Wear an approved personal flotation WARNING device (PFD). Emergency starting does not have start- Attach engine shut-off cord (lanyard) to in-gear protection.
  • Page 11 General information ZMU05696 ZMU05666 Read Operator’s Manual Remote control lever/gear shift lever operat- ing direction, dual direction ZMU05664 ZMU05667 Hazard caused by continuous rotation Engine start/ Engine cranking ZMU05665 ZMU05668 Electrical hazard...

  • Page 12: Safety Information

    Safety information EMU33620 Severe injury could occur if the outboard mo- Safety information tor accidentally falls. Observe these precautions at all times. EMU33670 Engine shut-off cord EMU33630 Rotating parts Attach the engine shut-off cord so that the Hands, feet, hair, jewelry, clothing, PFD engine stops if the operator falls overboard straps, etc.

  • Page 13: Carbon Monoxide

    Have an approved personal flotation device tions. Overloading or incorrect weight (PFD) on board for every occupant. Yamaha distribution can compromise the boats han- recommends that you must wear a PFD dling and lead to an accident, capsizing or whenever boating.

  • Page 14: Weather

    Safety information Avoid sharp turns or other maneuvers that make it hard for others to avoid you or un- derstand where you are going. Avoid areas with submerged objects or shallow water. Ride within your limits and avoid aggres- sive maneuvers to reduce the risk of loss of control, ejection, and collision.

  • Page 15: Basic Requirements

    Basic requirements EMU25540 EMU25580 Fueling instructions Gasoline EWM00010 Recommended gasoline: WARNING Regular unleaded gasoline with a min- GASOLINE AND ITS VAPORS ARE HIGH- imum octane rating of 90 (Research LY FLAMMABLE AND EXPLOSIVE! Octane Number). Do not smoke when refueling, and keep away from sparks, flames, or other If knocking or pinging occurs, use a different sources of ignition.

  • Page 16: Installation Requirements

    EMU33560 Boat horsepower rating continue using the outboard. Contact Before installing the outboard motor(s), con- your Yamaha dealer. firm that the total horsepower of your mo- EMU25702 tor(s) does not exceed the boats maximum Battery requirement horsepower rating.

  • Page 17: Propeller Selection

    ZMU04607 where a different propeller would be more appropriate. 1. Propeller diameter in inches Your Yamaha dealer can help you select the 2. Propeller pitch in inches right propeller for your boating needs. Select 3. Type of propeller (propeller mark)

  • Page 18: Basic Components

    Basic components EMU2579B Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all mod- els. F40D, F50F, FT50G, F60C, FT60D YAMAHA SPEED Km/h knot mile TRIP TIME BATT mode ZMU05106 1.

  • Page 19: Fuel Tank

    Basic components ZMU05429 1. Tachometer unit (Square type)* 2. Tachometer unit (Round type)* 3. Speedometer unit (Square type)* 4. Speed & fuel meter unit (Square type)* 5. Speed & fuel meter unit (Round type)* 6. Fuel management meter (Square type)* EMU25802 Fuel tank If your model was equipped with a portable...

  • Page 20: Fuel Gauge

    Basic components EMU25841 engine will continue to run at idle until the le- Fuel gauge ver is moved about 35° (a detent can be felt). This gauge is located on either the fuel tank Moving the lever farther opens the throttle, cap or on the fuel joint base.

  • Page 21: Tiller Handle

    Basic components trol lever in the neutral position and lift the the boat moves astern. neutral throttle lever. NOTE: The neutral throttle lever will operate only when the remote control lever is in neutral. The remote control lever will operate only when the neutral throttle lever is in the closed position.

  • Page 22: Throttle Friction Adjuster

    Basic components When constant speed is desired, tighten the 1. Throttle indicator adjuster to maintain the desired throttle set- EMU25971 ting. Throttle friction adjuster EMU25991 A friction device provides adjustable resis- Engine shut-off switch tance to movement of the throttle grip or the The clip must be attached to the engine shut- remote control lever, and can be set accord- off switch for the engine to run.

  • Page 23: Engine Stop Button

    Basic components moved. EMU26090 Main switch The main switch controls the ignition system; its operation is described below. “ ” (off) With the main switch in the “ ” (off) posi- tion, the electrical circuits are off, and the key can be removed.

  • Page 24: Power Trim And Tilt Switch On Remote Control Or Tiller Handle

    Basic components set according to operator preference. An ad- Nut tightening torque: juster lever is located on the bottom of the 3.7 Nm (2.7 ft-lb) (0.4 kgf-m) tiller handle bracket. To increase resistance, turn the lever to the NOTE: port side “A”. Steering movement is blocked when the To decrease resistance, turn the lever to the adjuster lever is set to the “A”...

  • Page 25: Power Trim And Tilt Switch On Bottom Engine Cowling

    Basic components ZMU03634 EMU26152 1. Power trim and tilt switch Power trim and tilt switch on bottom engine cowling NOTE: The power trim and tilt switch is located on For instructions on using the power trim and the side of the bottom engine cowling. Press- tilt switch, see page 49.

  • Page 26: Trim Tab With Anode

    Basic components ZMU02525 1. Variable trolling RPM switch 1. Trim tab 2. Bolt EMU26243 3. Cap Trim tab with anode The trim tab should be adjusted so that the steering control can be turned to either the right or left by applying the same amount of force.

  • Page 27: Tilt Lock Mechanism

    Basic components ZMU03595 ZMU03593 EMU26312 EMU26372 Tilt lock mechanism Top cowling lock lever(s) (turn type) The tilt lock mechanism is used to prevent To remove the engine top cowling, turn the the outboard motor from lifting out of the wa- lock lever(s) and lift off the cowling.

  • Page 28: Fuel Filter/Water Separator

    If the warning system has activated, stop NOTE: the engine and consult a Yamaha dealer All segments of the display will light momen- immediately. tarily after the main switch is turned on and EMU26302 will return to normal thereafter.

  • Page 29: Low Oil Pressure-Warning Indicator

    Basic components ZMU03601 ZMU04754 EMU26523 1. Tachometer Low oil pressure-warning indicator 2. Trim meter If oil pressure drops too low, the warning in- 3. Hour meter dicator will start to blink. For further informa- 4. Low oil pressure-warning indicator tion, see page 33. 5.

  • Page 30: Overheat-Warning Indicator (Digital Type)

    Basic components indicator will flash. For further information on EMU26601 Speedometer (digital type) reading the indicator, see page 33. This gauge shows the boat speed. ECM00051 CAUTION: Do not continue to run the engine if the overheat-warning indicator is on. Serious engine damage will occur.

  • Page 31: Trim Meter

    Basic components the power trim and tilt switch. If the trim angle of your motor exceeds the trim operating range, the top segment on the trim meter display will blink. 1. Cap 2. Selector switch (for speed unit) 3. Selector switch (for fuel sensor) ZMU01740 EMU26610 Trim meter...

  • Page 32: Trip Meter

    ECM00860 NOTE: CAUTION: The trip distance is shown in kilometers or The Yamaha fuel tank sensor differs from miles depending upon the unit of measure- conventional sensors. Incorrectly setting ment selected for the speedometer. the selector switch on the gauge will give The trip distance is kept in memory by bat- false readings.

  • Page 33: Fuel Warning Indicator

    ECM00870 CAUTION: display will be available. For the optional sensor, consult your Yamaha dealer. The ta- Get back to the port soon if a warning de-...
  • Page 34 Basic components chometer unit is available in round or square types. Check your tachometer unit type. ZMU05417 1. Set button ZMU05415 2. Mode button 1. Set button 2. Mode button 4 5 2 ZMU05418 1. Tachometer ZMU05416 2. Trim meter 3.
  • Page 35 If the buzzer sounds and the water separator-warning in- Do not continue to run the engine if the dicator blinks, consult your Yamaha dealer low oil pressure warning device has acti- immediately. vated. Serious engine damage will occur.
  • Page 36 Basic components overheat-warning indicator blinks. Seri- functions while cruising. Get back to the port ous engine damage will occur. soon and consult a Yamaha dealer immedi- Do not continue to operate the engine if ately. a warning device has activated. Con- sult your Yamaha dealer if the problem cannot be located and corrected.

  • Page 37: Speed & Fuel Meter Unit

    For the optional sensor, consult your Yamaha dealer. The speed & fuel meter unit is avail- able in round or square types. Check your speed &...

  • Page 38: Speedometer Unit

    NOTE: available. For the optional sensor, consult The speedometer unit shows various kinds your Yamaha dealer. of information according to the setting made using the “ ” (set) and “ ” (mode) but- tons.

  • Page 39: Fuel Management Meter

    CAUTION: Do not continue to operate the engine if a warning device has activated. Consult your Yamaha dealer if the problem can- not be located and corrected. EMU26817 Overheat warning This engine has an overheat-warning de- vice.

  • Page 40: Low Oil Pressure Warning

    Basic components Activation of warning device The engine speed will automatically de- crease to about 2000 r/min. If equipped with a low oil pressure-warning indicator, it will light or blink. The buzzer will sound (if equipped on the tiller handle, remote control box, or main switch panel).
  • Page 41 Check the oil level and add oil as needed. If the oil level is correct and the warning device does not switch off, consult your Yamaha dealer. ECM00101 CAUTION: Do not continue to run the engine if the low oil pressure-warning indicator is on.

  • Page 42: Operation

    Test runs at differ- centerline (keel line) of the boat. ent heights can help determine the optimum mounting height. Consult your Yamaha deal- er or boat manufacturer for further informa- tion on determining the proper mounting...

  • Page 43: Breaking In Engine

    Operation life. ECM00800 CAUTION: Failure to follow the break-in procedure could result in reduced engine life or even severe engine damage. EMU27083 Procedure for 4-stroke models Your new engine requires a period of ten- ZMU01762 hours break-in to allow mating surfaces of moving parts to wear in evenly.

  • Page 44: Pre-Operation Checks

    Checking the engine oil level Check fuel line connections to be sure they Put the outboard motor in an upright po- are tight (if equipped Yamaha fuel tank or sition (not tilted). boat tank). Remove oil dipstick and wipe it clean.

  • Page 45: Filling Fuel

    Operation tank. Wipe up any spilled fuel. Fuel tank capacity: 25 L (6.60 US gal) (5.50 Imp.gal) ZMU05089 1. Oil dipstick ZMU04047 EMU27450 Operating engine EMU27463 Feeding fuel (portable tank) EWM00420 WARNING Before starting the engine, make sure ZMU05091 that the boat is tightly moored and that you can steer clear of any obstructions.

  • Page 46: Starting Engine

    Operation If there is an air vent screw on the fuel NOTE: tank cap, loosen it 2 or 3 turns. During engine operation place the tank hori- zontally, otherwise fuel cannot be drawn from the fuel tank. Squeeze the primer pump, with the ar- row pointing up, until you feel it become firm.
  • Page 47 Operation NOTE: The start-in-gear protection device prevents the engine from starting except when in neu- tral. Attach the engine shut-off cord to a se- cure place on your clothing, or your arm or leg. Then install the clip on the other end of the cord into the engine shut-off switch.
  • Page 48 Operation ing normal operation. Loss of engine NOTE: power means the loss of most steering When the engine is cold, it needs to be control. Also, without engine power, warmed up. For further information, see the boat could slow rapidly. This could page 43.

  • Page 49: Warming Up Engine

    If this occurs, stop the level and add oil if necessary. Consult engine, shift to neutral, then restart the your Yamaha dealer if the cause for the engine and allow it to warm up. low oil pressure warning indicator can- To shift out of neutral not be found.
  • Page 50 Operation 1. Neutral interlock trigger Move the remote control lever / gear shift lever firmly and crisply forward (for forward gear) or backward (for reverse gear) [about 35° (a detent can felt) for re- mote control models]. After the engine is at idle speed in gear move the remote control lever / gear shift lever firmly and crisply into the neu- tral position.

  • Page 51: Stopping Boat

    Operation EMU31742 1. “ ” switch Stopping boat 2. “ ” switch EWM01510 WARNING To increase the trolling speed, press the “ ” Do not use the reverse function to slow switch. down or stop the boat as it could cause To decrease the trolling speed, press the you to lose control, be ejected, or im- “...

  • Page 52: Trimming Outboard Motor

    Operation ZMU02301 Remove the key if the boat will be left unattended. NOTE: The engine can also be stopped by pulling the cord and removing the clip from the en- gine shut-off switch, then turning the main switch to “ ”...

  • Page 53: Adjusting Trim Angle (Power Trim And Tilt)

    Operation not adjust the trim angle with this switch while the boat is moving. Adjust the outboard motor trim angle using the power trim and tilt switch. 1. Power trim and tilt switch ZMU03633 1. Trim operating angle EMU27883 Adjusting trim angle (Power trim and tilt) EWM00752 WARNING...

  • Page 54: Adjusting Trim Angle For Hydro Tilt Models

    Operation “ ” (up). To raise the bow (“trim-out”), tilt the engine To lower the bow (trim-in), press the switch “ ” (down). To lower the bow (“trim-in”), tilt the engine Make test runs with the trim set to different down.

  • Page 55: Tilting Up And Down

    Operation duce salt corrosion. EWM00221 WARNING Be sure all people are clear of the out- board motor when tilting up and down, Body parts can be crushed between the motor and the clamp bracket when the motor is trimmed or tilted. EWM00250 WARNING Bow Down...

  • Page 56: Procedure For Tilting Up (Power Trim And Tilt Models)

    Operation when trailering the boat. The outboard motor could shake loose from the tilt sup- port and fall. If the motor cannot be trail- ered in the normal running position, use an additional support device to secure it in the tilt position. For more detailed in- formation, see page 58.
  • Page 57 Operation ZMU03640 EWM00260 WARNING After tilting the outboard motor, be sure to support it with the tilt support knob or tilt support lever. Otherwise the outboard motor could fall back down suddenly if oil in the power trim and tilt unit loses pres- sure.

  • Page 58: Procedure For Tilting Down (Hydro Tilt Models)

    Operation EMU34480 EMU28060 Procedure for tilting down (hydro tilt Cruising in shallow water models) The outboard motor can be tilted up partially Release the tilt lock lever. to allow operation in shallow water. EMU28080 Hydro tilt models The outboard motor can be tilted up partially to allow operation in shallow water.

  • Page 59: Power Trim And Tilt Models Models

    Operation EMU28175 ver up to the release position and slowly Procedure for hydro tilt models tilt the outboard motor down. Place the remote control lever / gear Push the tilt lock lever down to the lock shift lever in neutral. position.

  • Page 60: Cruising In Other Conditions

    ZMU01935 der the cowling. Cruising in muddy or turbid water Yamaha strongly recommends that you use the optional chromium-plated water pump kit (available for V4 and large engines) if you use the outboard motor in water with a lot of sediment in it, such as muddy or other turbid (cloudy) water.
  • Page 61 Operation Cruising in acidic water Water in some areas can be acidic. After op- erating in such water, flush the cooling pas- sages with fresh water to prevent corrosion. Also rinse the outside of the outboard motor with fresh water.

  • Page 62: Maintenance

    Maintenance EMU34520 F60CET 644 mm (25.4 in) Specifications FT60DET 644 mm (25.4 in) NOTE: Weight (AL) L: F40DET 110.0 kg (243 lb) “(AL)” stated in the specification data below F50FED 107.0 kg (236 lb) represents the numerical value for the alumi- F50FET 110.0 kg (243 lb) num propeller installed.
  • Page 63 Maintenance DPR6EB-9 FT50GET K Spark plug gap: FT60DET K 0.8–0.9 mm (0.031–0.035 in) Fuel and oil: Control system: Recommended fuel: Remote control Regular unleaded gasoline Starting system: Min. research octane: Electric Starting carburetion system: Fuel tank capacity: Electronic fuel injection 25 L (6.60 US gal) (5.50 Imp.gal) Valve clearance (cold engine) IN: Recommended engine oil:...

  • Page 64: Transporting And Storing Outboard Motor

    Noise and vibration level: sition using a motor support device such as Operator sound pressure level (ICOMIA a transom saver bar. Consult your Yamaha 39/94 and 40/94): dealer for further details. 78.1 dB(A)

  • Page 65: Procedure

    If the overheat warning device is activated, ECM00310 turn the engine off, and consult your CAUTION: Yamaha dealer. Avoid running the outboard motor at high Run the engine at a fast idle for a few speed while on the flushing attachment, minutes in neutral position.

  • Page 66: Lubrication

    74. Inspect the oil for the pres- ence of water that indicates a leaky seal. Seal replacement should be performed ZMU05116 by an authorized Yamaha dealer prior to 1. Vapor separator use. 2. Drain screw Grease all grease fittings. For further de- tails, see page 67.

  • Page 67: Flushing Power Unit

    Maintenance dling or working near batteries. quired to prolong battery life. Antidote (EXTERNAL): EMU28442 Flushing power unit SKIN - Flush with water. Perform this procedure right after operation EYES - Flush with water for 15 minutes for the most thorough flushing. and get immediate medical attention.

  • Page 68: Cleaning The Outboard Motor

    If you are not familiar with ma- EMU28450 chine servicing, this work should be done Cleaning the outboard motor by your Yamaha dealer or other qualified After use, wash the exterior of the outboard mechanic. motor with fresh water. Flush the cooling system with fresh water.

  • Page 69: Severe Operating Conditions

    Outboard motors operating under any of these above conditions require more fre- quent maintenance. Yamaha recommends that you do this service twice as often as specified in the maintenance chart. For ex- ample, if a particular service should be done at 50 hours, do it instead at 25 hours.

  • Page 70: Maintenance Chart 1

    The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every 20 hours Item...
  • Page 71 Maintenance Initial Every 20 hours Item Actions hours (1 hours (3 hours (5 months) years) years) years) Inspection or replace- Fuel pump ment as necessary Fuel/oil leakage Inspection Inspection or replace- Fuel pipe ment as necessary Fuel pipe Replacement Gear oil Replacement Greasing points Greasing...

  • Page 72: Maintenance Chart 2

    Wire harness connec- Inspection or replace- tions/Wire coupler con- ment as necessary nections (Yamaha) Meter/gauge Inspection Inspection and clean- (Yamaha) Fuel tank ing as necessary EMU34450 Maintenance chart 2 Every Item Actions 1000 hours Guide exhaust/exhaust Inspection or replace-...

  • Page 73: Greasing

    Maintenance EMU28941 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) F40D, F50F, FT50G, F60C, FT60D ZMU05087 engine when it has cooled down. EMU28953 Cleaning and adjusting spark plug The spark plug is an important engine com- EWM00560 ponent and is easy to inspect.

  • Page 74: Checking Fuel System

    Improper repairs can make the outboard unsafe to operate. Check the fuel lines for leaks, crack, or mal- function. If a problem is found, your Yamaha 1. Spark plug gap dealer or other qualified mechanic should re- 2. Spark plug I.D. mark (NGK) pair it immediately.

  • Page 75: Inspecting Idling Speed

    If you have difficulty ver- ifying the idle speed, or the idle speed re- quires adjustment, consult a Yamaha dealer or other qualified mechanic. Verify whether the idle speed is set to specification.
  • Page 76 Maintenance could cause leakage or damage. ECM01240 CAUTION: Change the engine oil after the first 10 hours of operation, and every 100 hours or at 6-month intervals thereafter. Other- wise the engine will wear quickly. NOTE: ZMU03660 Change the engine oil when the oil is still warm.

  • Page 77: Checking Wiring And Connectors

    Consult EMU29112 your Yamaha dealer if the problem can- Checking wiring and connectors not be located and corrected. Check that each grounding wire is properly secured.

  • Page 78: Checking Power Trim And Tilt / Power Tilt System

    Maintenance that the trim and tilt rod / the tilt rod oper- NOTE: ates smoothly. If any leaks are found, consult your Yamaha NOTE: dealer. Consult your Yamaha dealer if any operation EMU29164 is abnormal. Checking power trim and tilt / power...

  • Page 79: Removing Propeller

    Maintenance ZMU01897 Checkpoints 1. Cotter pin 2. Propeller nut Check each of the propeller blades for 3. Washer wear, erosion from cavitation or ventila- 4. Spacer tion, or other damage. 5. Propeller Check the propeller shaft for damage. 6. Thrust washer Check the splines for wear or damage.

  • Page 80: Changing Gear Oil

    Apply Yamaha marine grease or a cor- Tilt the outboard motor so that the gear rosion resistant grease to the propeller oil drain screw is at the lowest point pos- shaft.

  • Page 81: Cleaning Fuel Tank

    Maintenance damage. Consult a Yamaha dealer for re- Put a new gasket on the gear oil drain pair of the lower unit seals. screw. Insert and tighten the gear oil drain screw. NOTE: EMU29302 For disposal of used oil, consult your Cleaning fuel tank Yamaha dealer.

  • Page 82: Inspecting And Replacing Anode(S)

    EMU29312 Inspecting and replacing anode(s) Yamaha outboard motors are protected from corrosion by sacrificial anodes. Inspect the ZMU03664 external anodes periodically. Remove scales from the surfaces of the anodes. Consult a Yamaha dealer for replacement of external anodes.

  • Page 83: Checking Battery (For Electric Start Models)

    (for example: welding charge the battery when it is low. equipment, lighted cigarettes, and so NOTE: on.) Consult a Yamaha dealer when charging or DO NOT SMOKE when charging or han- re-charging batteries. dling batteries. KEEP BATTERIES AND ELECTROLYTIC EMU29332 FLUID OUT OF REACH OF CHILDREN.

  • Page 84: Disconnecting The Battery

    If it is loose have it re- Connect the red battery cable first paired by your Yamaha dealer. when installing the battery and discon- nect the black battery cable first when removing it.
  • Page 85 Maintenance ZMU01943...

  • Page 86: Trouble Recovery

    Therefore some items may not apply to your model. Q. Has fuel pump malfunctioned? If your outboard motor requires repair, bring A. Have serviced by a Yamaha dealer. it to your Yamaha dealer. If the engine trouble-warning indicator is Q. Are spark plug(s) fouled or of incorrect flashing, consult your Yamaha dealer.
  • Page 87 Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? A. Have serviced by a Yamaha dealer. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Is fuel joint connection incorrect? A.
  • Page 88 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or A. Have serviced by a Yamaha dealer. other obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.

  • Page 89: Temporary Action In Emergency

    EWM00630 Q. Is steering pivot loose or damaged? WARNING A. Tighten or have serviced by a Yamaha Be sure to use the specified fuse. An in- dealer. correct fuse or a piece of wire could allow EMU29433 excessive current flow.

  • Page 90: Power Trim And Tilt Will Not Operate

    Trouble Recovery ZMU03668 1. Manual valve screw Put the engine in the desired position, then tighten the manual valve screw by turning it clockwise. EMU31602 Water separator-warning indicator blinks while cruising EWM01500 ZMU05099 WARNING 1. Fuse (20 A × 3, 30 A) Gasoline is highly flammable, and its va- 2.
  • Page 91 Trouble Recovery ZMU05476 1. Water separator-warning indicator 1. Water detection switch coupler Stop the engine. Unscrew the filter cup from the filter Remove the top cowling. housing. Remove the plastic tie. NOTE: Be careful not to twist the water detection switch lead when unscrewing the filter cup.

  • Page 92: Starter Will Not Operate

    It NOTE: could whip behind you and injure Have a Yamaha dealer inspect the outboard someone. An unguarded, rotating flywheel is very motor after returning to port. dangerous. Keep loose clothing and...

  • Page 93: Emergency Starting Engine

    ZMU03671 EMU33500 Treatment of submerged motor If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immedi- ately. ECM00400 Turn on the main switch.
  • Page 94 YAMAHA MOTOR CO., LTD. Printed in Japan April 2007–0.1 × 1 ! Printed on recycled paper...

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