Yamaha F6A Owner's Manual
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Yamaha F6A Owner's Manual

Yamaha F6A Owner's Manual

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OWNER'S MANUAL
60R-F8199-70-E0

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  • Page 1 FT8D OWNER’S MANUAL 60R-F8199-70-E0...
  • Page 2 Read this owner’s manual carefully before operating your outboard motor.

  • Page 3: Important Manual Information

    EMU25100 your machine and this manual. If there is any To the owner question concerning this manual, please con- Thank you for choosing a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- NOTE: mation needed for proper operation, mainte- The F6AMH, F6BMH, F8CMH, FT8DMH, nance and care.

  • Page 4: Table Of Contents

    Table of contents Power tilt switch......15 General information ...... 1 Steering friction adjuster....15 Identification numbers record ..1 Trim rod (tilt pin) ......16 Outboard motor serial number ..1 Tilt lock mechanism ...... 16 Key number ........1 Tilt support knob ......
  • Page 5 Table of contents Adjusting trim angle Exhaust leakage ......53 (power tilt models)..... 32 Water leakage ......54 Adjusting boat trim......33 Engine oil leakage ......54 Tilting up and down ....33 Checking power trim and tilt system ........54 Procedure for tilting up Checking propeller .......

  • Page 6: 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- EMU25190 Key number len.

  • Page 7: Emission Control Information

    General information Approval label of emission control certifi- cate 1. EC label location Fuel requirement label 1. EC label location EMU25370 Safety information Before mounting or operating the outboard motor, read this entire manual. Reading it should give you an understanding of the motor and its operation.

  • Page 8: Important Labels

    General information Do not modify the outboard. Modifications Use common sense and good judgment could make the motor unfit or unsafe to use. when boating. Know your abilities, and be Never operate after drinking alcohol or tak- sure you understand how your boat han- ing drugs.

  • Page 9: Caution Labels

    General information Do not touch or remove electrical parts EMU25472 Label when starting or during operation. ECM01190 Keep hands, hair, and clothes away from CAUTION: flywheel and other rotating parts while Transport and store the engine only as engine is running. shown.

  • Page 10: Gasoline

    General information Touch the fuel nozzle to the filler open- ing or funnel to help prevent electrostat- ic sparks. ECM00010 CAUTION: Use only new clean gasoline which has been stored in clean containers and is not contaminated with water or foreign matter. ZMU01710 EMU25580 Gasoline...

  • Page 11: Propeller Selection

    Install an optional Rectifier Regulator or use accessories rated to withstand 18 volts or higher with the above models. Consult your Yamaha dealer for details on installing an op- tional Rectifier Regulator. EMU25741 Propeller selection The performance of your outboard motor will 1.

  • Page 12: Start-In-Gear Protection

    General information EMU25760 Start-in-gear protection Yamaha outboard motors affixed with the pic- tured label or Yamaha-approved remote con- trol units are equipped with start-in-gear protection device(s). This feature permits the engine to be started only when it is in neutral.

  • Page 13: Basic Components

    Basic components EMU25795 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all models. F6, F8 1. Top cowling 16.Gear shift lever* 2. Top cowling lock lever 17.Flushing device 3. Anti-cavitation plate 18.Choke knob 4.

  • Page 14: Fuel Tank

    Basic components EMU25802 1. Top cowling Fuel tank 2. Top cowling lock lever If your model was equipped with a portable 3. Anti-cavitation plate fuel tank, its function is as follows. 4. Propeller EWM00020 5. Cooling water inlet WARNING 6. Drain screw The fuel tank supplied with this engine is 7.

  • Page 15: Fuel Joint

    Basic components ZMU01992 1. Power trim and tilt switch 1. Air vent screw 2. Remote control lever 2. Fuel gauge 3. Neutral interlock trigger 3. Fuel joint 4. Neutral throttle lever 4. Fuel tank cap 5. Main switch / choke switch EMU25830 Fuel joint 6.

  • Page 16: Neutral Interlock Trigger

    Basic components EMU26201 EMU26221 Neutral interlock trigger Choke switch To shift out of neutral, first pull the neutral in- To activate the choke system, press in the terlock trigger up. main switch while the key is turned to the “ ”...

  • Page 17: Throttle Grip

    Basic components EMU25961 Throttle indicator The fuel consumption curve on the throttle in- dicator shows the relative amount of fuel con- sumed for each throttle position. Choose the setting that offers the best performance and fuel economy for the desired operation. 1.

  • Page 18: Engine Stop Lanyard Switch

    Basic components lanyard will pull out the lock plate, stopping ig- nition to the engine. This will prevent the boat from running away under power. EWM00120 WARNING Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating.

  • Page 19: Engine Stop Button

    Basic components 1. Lanyard EMU26011 Choke knob for pull type 2. Lock plate To supply the engine with the rich fuel mixture required to start, pull out this knob. 1. Lanyard 2. Lock plate EMU26070 EMU26001 Manual starter handle Engine stop button To start the engine, first gently pull the handle To open the ignition circuit and stop the en- out until resistance is felt.

  • Page 20: Main Switch

    Basic components 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 21: Trim Rod (Tilt Pin)

    Basic components EMU26261 Trim rod (tilt pin) The position of the trim rod determines the minimum trim angle of the outboard motor in relation to the transom. EMU26330 Tilt support bar The tilt support bar keeps the outboard motor in the tilted up position. EMU26312 Tilt lock mechanism The tilt lock mechanism is used to prevent the...

  • Page 22: Top Cowling Lock Lever (Pull Up Type)

    Basic components 1. Power tilt unit 1. Flushing device 2. Power tilt motor EMU26300 Warning indicator EMU26382 Top cowling lock lever (pull up type) If the engine develops a condition which is To remove the engine top cowling, pull up the cause for warning, the indicator lights up.

  • Page 23: Warning System

    Check the oil level and add oil as needed. If the oil EMU26801 level is correct and the warning device does Warning system not switch off, consult your Yamaha dealer. ECM00090 CAUTION: ECM00100 CAUTION:...

  • Page 24: Operation

    Operation EMU26901 EWM00830 Installation WARNING ECM00110 Improper mounting of the outboard motor CAUTION: could result in hazardous conditions such Incorrect engine height or obstructions to as poor handling, loss of control, or fire smooth water flow (such as the design or hazards.

  • Page 25: Clamping The Outboard Motor

    Consult your mounting point on the boat. Otherwise Yamaha dealer or boat manufacturer for the engine could be completely lost if it further information on determining the prop- accidentally falls off the transom.

  • Page 26: Breaking In Engine

    Correct break-in will help en- line fumes. sure proper performance and longer engine Check fuel line connections to be sure they life. are tight (if equipped Yamaha fuel tank or ECM00800 CAUTION: boat tank). Failure to follow the break-in procedure...

  • Page 27: Engine

    Operation The controls should work smoothly, without binding or unusual free play. Look for loose or damaged connections. Check operation of the starter and stop switches when the outboard motor is in the water. EMU27140 Engine Check the engine and engine mounting. Look for loose or damaged fasteners.

  • Page 28: Starting Engine

    Operation When the air vent screw is loosened, gasoline vapor will be released. Gaso- line is highly flammable, and its vapors are flammable and explosive. Refrain from smoking, and keep away from open flames and sparks while loosening the air vent screw. This product emits exhaust gases which contain carbon monoxide, a colorless, ZMU02024...
  • Page 29 Operation Avoid accidentally pulling the lanyard during normal operation. Loss of engine power means the loss of most steering control. Also, without engine power, the boat could slow rapidly. This could cause people and objects in the boat to be thrown forward. NOTE: The start-in-gear protection device prevents the engine from starting except when in neu-...
  • Page 30 Operation Pull out / turn the choke knob fully. After the engine starts, replace / return the knob to the home position. ZMU02030 NOTE: When the engine is cold, it needs to be warmed up. For further information, see NOTE: page 27.
  • Page 31 Operation Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg. Then install the lock plate on the other end of the lanyard into the en- gine stop switch. EWM00120 WARNING Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating.

  • Page 32: Warming Up Engine

    ” er case or the cooling water pilot hole is (start) while the engine is running. blocked. Consult your Yamaha dealer if Do not keep the starter motor turning for the problem cannot be located and cor- more than 5 seconds. If the starter motor rected.

  • Page 33: Shifting

    Operation EMU27740 Shifting EWM00180 WARNING Before shifting, make sure there are no swimmers or obstacles in the water near you. ECM00220 CAUTION: To change the boat direction or shifting position from forward to reverse or vice- Remote control models versa, first close the throttle so that the en- Pull up the neutral interlock trigger (if gine idles (or runs at low speeds).

  • Page 34: Reverse (Manual Tilt And Hydro Tilt Models)

    Operation EMU27795 Reverse (manual tilt and hydro tilt models) EWM00190 WARNING When operating in reverse, go slowly. Do not open the throttle more than half. Other- wise the boat could become unstable, which could result in loss of control and an accident.

  • Page 35: Stopping Engine

    Operation After stopping the engine, tighten the air vent screw on the fuel tank cap and set the fuel cock lever or knob to the closed position, if equipped. EMU27820 Stopping engine Before stopping the engine, first let it cool off for a few minutes at idle or low speed.

  • Page 36: Trimming Outboard Motor

    Operation the possibility of an accident. If the boat begins to feel unstable or is hard to steer, slow down and/or readjust the trim angle. After stopping the engine, disconnect the fuel line or close the fuel cock if there is a fuel joint or a fuel cock on the boat.

  • Page 37: Adjusting Trim Angle (Power Tilt Models)

    Operation EMU27901 Adjusting trim angle (power tilt models) EWM00750 WARNING Be sure all people are clear of the out- board motor when adjusting the tilt an- gle, also be careful not to pinch any body parts between the drive unit and clamp bracket.

  • Page 38: Adjusting Boat Trim

    Operation Make test runs with the trim set to different an- gles to find the position that works best for your boat and operating conditions. EMU27911 Adjusting boat trim When the boat is on plane, a bow-up attitude results in less drag, greater stability and effi- ciency.

  • Page 39: Procedure For Tilting Up (Manual Tilt Models)

    Operation EWM00220 WARNING Be sure all people are clear of the out- board motor when tilting up and down, also be careful not to pinch any body parts between the drive unit and engine bracket. EWM00250 WARNING Leaking fuel is a fire hazard. If there is a fuel joint on the outboard motor, discon- Disconnect the fuel line from the out- nect the fuel line or close the fuel cock if...

  • Page 40: Procedure For Tilting Up

    Operation EMU28004 EWM00260 Procedure for tilting up WARNING Power trim and tilt models / power tilt models After tilting the outboard motor, be sure to Place the remote control lever / the gear support it with the tilt support knob or tilt shift lever in neutral.

  • Page 41: Procedure For Tilting Down

    Operation ZMU01936 Slightly tilt the engine up until the tilt sup- EMU28060 Cruising in shallow water port bar is automatically released. The outboard motor can be tilted up partially Slowly tilt the engine down. to allow operation in shallow water. EMU28052 Procedure for tilting down EMU28071...
  • Page 42 Operation ECM00260 CAUTION: Do not tilt the outboard motor up so that the cooling water inlet on the lower unit is above the surface of the water when set- ting up for and cruising in shallow water. Otherwise severe damage from overheat- ing can result.

  • Page 43: Power Trim And Tilt Models / Power Tilt Models

    Operation To return the outboard motor to the nor- EMU28183 Procedure for power trim and tilt / power mal running position, place the gear shift tilt models lever in neutral, then place the tilt lock le- Place the gear shift lever in neutral. ver in the lock/down position.
  • Page 44 Operation Cruising in turbid water Yamaha strongly recommends that you use the optional chromium-plated water pump kit if you use the outboard motor in turbid (mud- dy) water conditions.

  • Page 45: Maintenance

    Maintenance EMU28213 Weight (AL) L: Specifications F6AMH 38.5 kg (85 lb) Dimension: F6BMH 38.5 kg (85 lb) F8CMH 38.5 kg (85 lb) Overall length: FT8DMH 44.0 kg (97 lb) F6AMH 927 mm (36.5 in) FT8DEP 49.0 kg (108 lb) F6BMH 927 mm (36.5 in) FT8DE 44.0 kg (97 lb) F8CMH 927 mm (36.5 in) Weight (AL) X:...
  • Page 46 Maintenance Control system: Propeller mark: F6AMH Tiller F6AMH N F6BMH Tiller F6BMH N F8CMH Tiller F8CMH N FT8DMH Tiller FT8DMH R FT8DEP Remote control FT8DEP R FT8DE Remote control FT8DE R Starting system: Fuel and oil: F6AMH Manual Recommended fuel: F6BMH Manual Unleaded regular gasoline F8CMH Manual...

  • Page 47: Transporting And Storing Outboard Motor

    The outboard motor should be trailered and It is advisable to have your outboard motor stored in the normal running position. If there serviced by an authorized Yamaha dealer pri- is insufficient road clearance in this position, or to storage. However, you, the owner, with a...

  • Page 48: Procedure

    Maintenance ECM01080 CAUTION: To prevent problems which can be caused by oil entering the cylinder from the sump, keep the outboard motor in the attitude shown when transporting and storing it. If storing or transporting the outboard motor on its side (not up- right), put it on a cushion after draining ZMU02051 the engine oil.

  • Page 49: Lubrication (Except Oil Injection Models)

    Seal fore the following procedures may not always replacement should be performed by an apply. Consult your battery manufacturer’s in- authorized Yamaha dealer prior to use. structions. Grease all grease fittings. For further de- Procedure tails, see page 49.

  • Page 50: Flushing Power Unit

    Maintenance Store the battery on a level surface in a With the engine off, turn on the water tap cool, dry, well-ventilated place out of di- and let the water flush through the cool- rect sunlight. ing passages for about 15 minutes. Turn Once a month, check the specific gravity off the water and disconnect the garden of the electrolyte and recharge as re-...

  • Page 51: Checking Painted Surface Of Motor

    Be sure to turn off the engine when you perform maintenance unless otherwise specified. If you or the owner is not famil- iar with machine servicing, this work should be done by your Yamaha dealer or other qualified mechanic. EMU28510 Replacement parts...

  • Page 52: Maintenance Chart

    Refer to the sections in this chapter for expla- nations of each owner-specific action. 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 Item Actions...

  • Page 53: Maintenance Chart (Additional)

    Maintenance Initial Every Item Actions 10 hours 50 hours 100 hours 200 hours (1 month) (3 months) (6 months) (1 year) Valve clearance (OHC, Inspection / adjustment OHV) NOTE: When operating in salt water, turbid or muddy water, the engine should be flushed with clean water after each use.

  • Page 54: Greasing

    Maintenance EMU28940 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft)

  • Page 55: Cleaning And Adjusting Spark Plug

    Wipe off any agnose any problems yourself. Instead, take dirt from the threads and screw in the spark the outboard motor to a Yamaha dealer. You plug to the correct torque. should periodically remove and inspect the...

  • Page 56: Checking Fuel Filter

    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 dealer or other qualified mechanic should re- pair it immediately. EMU29040...

  • Page 57: Changing Engine Oil

    If you have difficulty veri- fying the idle speed, or the idle speed requires adjustment, consult a Yamaha dealer or other qualified mechanic. Verify whether the idle speed is set to specification.

  • Page 58: Checking Wiring And Connectors

    Con- tinued operation with a problem could cause severe engine damage. Consult your Yamaha dealer if the problem cannot be located and corrected. EMU29120 Turn off the engine and wait 3 minutes.

  • Page 59: Water Leakage

    Tilt the outboard motor down. Check that Check for oil leaks on the around the engine. the trim and tilt rod operates smoothly. NOTE: NOTE: If any leaks are found, consult your Yamaha Consult your Yamaha dealer if any operation dealer. is abnormal. EMU29161...

  • Page 60: Removing The Propeller

    Maintenance EMU29193 Removing the propeller Straighten the cotter pin and pull it out us- ing a pair of pliers. Remove the propeller nut, washer, and spacer (if equipped). ZMU01897 Checkpoints Check each of the propeller blades for wear, erosion from cavitation or ventilation, or other damage.

  • Page 61: Installing The Propeller

    Apply Yamaha marine grease or a corro- sion resistant grease to the propeller Tilt the outboard motor so that the gear oil shaft.

  • Page 62: Cleaning Fuel Tank

    EWM00920 WARNING NOTE: Gasoline is highly flammable, and its va- For disposal of used oil consult your Yamaha pors are flammable and explosive. dealer. If you have any question about properly doing this procedure, consult your With the outboard motor in a vertical po- Yamaha dealer.

  • Page 63: Inspecting And Replacing Anode(S)

    Do not paint anodes, as this would render them ineffective. NOTE: Inspect ground leads attached to external an- EMU29320 odes on equipped models. Consult a Yamaha Checking battery (for electric start dealer for inspection and replacement of inter- models) nal anodes attached to the power unit.

  • Page 64: Connecting The Battery

    (for example: welding 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...

  • Page 65: Disconnecting The Battery

    EMU29390 Checking top cowling Check the fitting of the top cowling by pushing it with both hands. If it is loose have it repaired by your Yamaha dealer. EMU29400 Coating the boat bottom A clean hull improves boat performance. The boat bottom should be kept as clean of marine growth as possible.

  • Page 66: Trouble Recovery

    Yamaha outboard motors. Therefore Q. Has fuel pump malfunctioned? some items may not apply to your model. A. Have serviced by a Yamaha dealer. If your outboard motor requires repair, bring it to your Yamaha dealer. Q. Are spark plug(s) fouled or of incorrect...
  • Page 67 A. Return to normal operating position. A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Is fuel joint connection incorrect? Q. Have ignition parts failed? A.
  • Page 68 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or oth- A. Have serviced by a Yamaha dealer. er obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.

  • Page 69: Temporary Action In Emergency

    WARNING Q. Is steering pivot loose or damaged? Be sure to use the specified fuse. An in- A. Tighten or have serviced by a Yamaha correct fuse or a piece of wire could allow dealer. excessive current flow. This could cause electric system damage and a fire hazard.

  • Page 70: Power Trim And Tilt Will Not Operate

    Make sure the remote control lever is in NOTE: neutral. Otherwise the boat could unex- Consult your Yamaha dealer if the new fuse pectedly start to move, which could re- immediately blows again. sult in an accident.
  • Page 71 Trouble Recovery Remove the start-in-gear protection ca- ble from the starter, if equipped. ZMU01880 If equipped the choke knob, pull out it when the engine is cold. After the engine 1. Start-in-gear protection cable starts, gradually return the choke knob to Remove the starter/flywheel cover after its home position as the engine warms removing the bolt(s).

  • Page 72: Engine Fails To Operate

    Ignition system malfunction If the outboard motor is submerged, immedi- If the battery voltage is low or in the unlikely ately take it to a Yamaha dealer. Otherwise event of an ignition system malfunction, the some corrosion may begin almost immediate- engine speed may become erratic or the en- gine may stop.
  • Page 73 ZMU02077 Take the outboard motor to a Yamaha dealer as soon as possible. ECM00400 CAUTION: Do not attempt to run the outboard motor...
  • Page 74 YAMAHA MOTOR CO., LTD. Printed in France January 2004–0.3 × 1 CR...

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