- DL manuals
- Yamaha
- Outboard Motor
- F6A
- Owner's Manual
Yamaha F6A Owner's Manual
Summary of F6A
Page 1
Read this manual carefully before operating this outboard motor. Owner’s manual f6a f8c ft8d 60r-f8199-74-e0 u60r74e0.Book page 1 tuesday, may 13, 2008 1:52 pm.
Page 2
Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating. This manual should stay with the outboard motor if it is sold. U60r74e0.Book page 1 tuesday, may 13, 2008 1:52 pm.
Page 3
Important manual information emu25105 to the owner thank you for choosing a yamaha outboard motor. This owner’s manual contains infor- mation needed for proper operation, mainte- nance and care. A thorough understanding of these simple instructions will help you obtain maximum enjoyment from your ne...
Page 4: Table Of Contents
Table of contents safety information............................. 1 outboard motor safety .................... 1 propeller ............................................. 1 rotating parts ..................................... 1 hot parts............................................. 1 electric shock .....
Page 5: Table Of Contents
Table of contents alert indicator ................................... 26 instruments and indicators ............ 27 indicators....................................... 27 low oil pressure-alert indicator ........ 27 engine control system.................... 28 alert system ...............................
Page 6: Table Of Contents
Table of contents changing engine oil.......................... 65 checking wiring and connectors ...... 67 checking propeller ........................... 67 removing propeller .......................... 67 installing propeller ............................ 68 changing gear oil .........................
Page 7: Safety Information
1 safety information emu33622 outboard motor safety observe these precautions at all times. Emu36500 propeller people can be injured or killed if they come in contact with the propeller. The propeller can keep moving even when the motor is in neu- tral, and sharp edges of the propeller can cut even ...
Page 8: Safety Information
Safety information 2 emu33820 gasoline exposure and spills take care not to spill gasoline. If gasoline spills, wipe it up immediately with dry rags. Dispose of rags properly. If any gasoline spills onto your skin, immedi- ately wash with soap and water. Change clothing if gasoline spills on it. If ...
Page 9: Safety Information
Safety information 3 emu33771 avoid collisions scan constantly for people, objects, and oth- er boats. Be alert for conditions that limit your visibility or block your vision of others. Operate defensively at safe speeds and keep a safe distance away from people, ob- jects, and other boats. ● do not...
Page 10: General Information
General information 4 emu25171 identification numbers record emu25183 outboard motor serial number the outboard motor serial number is stamped on the label attached to the port side of the clamp bracket. Record your outboard motor serial number in the spaces provided to assist you in ordering spare ...
Page 11: General Information
General information 5 ● product code of model (approved model code) ● code of conformed directives emu25203 ce marking outboard motors affixed with this “ce”mark- ing conform with the directives of; 98/37/ec, 94/25/ec - 2003/44/ec and 2004/108/ec. 1. Ce marking location 1. Ce marking location zmu063...
Page 12: General Information
General information 6 emu33520 read manuals and labels before operating or working on this motor: ● read this manual. ● 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. Emu33831 warning ...
Page 13: General Information
General information 7 ft8de, ft8dep u60r74e0.Book page 7 tuesday, may 13, 2008 1:52 pm.
Page 14: General Information
General information 8 emu33912 contents of labels the above warning labels mean as follows. 1 warning ewm01691 emergency starting does not have start- in-gear protection. Ensure shift control is in neutral before starting engine. 2 warning ewm01681 ● keep hands, hair, and clothing away from rotating...
Page 15: General Information
General information 9 emu33843 symbols the following symbols mean as follows. Notice/warning read owner’s manual hazard caused by continuous rotation electrical hazard remote control lever/gear shift lever operat- ing direction, dual direction engine start/ engine cranking zmu05696 zmu05664 zmu05665...
Page 16
Specifications and requirements 10 emu34520 specifications tip: “(al)” stated in the specification data below represents the numerical value for the alumi- num propeller installed. Likewise, “(sus)” represents the value for stainless steel propeller installed and “(pl)” for plastic propeller install...
Page 17
Specifications and requirements 11 maximum output: f6amh 4.4 kw@5000 r/min (6 hp@5000 r/min) f8cmh 5.9 kw@5500 r/min (8 hp@5500 r/min) ft8de 5.9 kw@5500 r/min (8 hp@5500 r/min) ft8dep 5.9 kw@5500 r/min (8 hp@5500 r/min) ft8dmh 5.9 kw@5500 r/min (8 hp@5500 r/min) idling speed (in neutral): 1050 ±50 r...
Page 18
Specifications and requirements 12 recommended engine oil: 4-stroke outboard motor oil recommended engine oil group 1*: sae 10w-30/10w-40/5w-30 api se/sf/sg/sh/sj/sl recommended engine oil group 2*: sae 15w-40/20w-40/20w-50 api sh/sj/sl lubrication: wet sump engine oil quantity without replacement o...
Page 19
Specifications and requirements 13 emu33581 remote control requirements warning ewm01580 ● if the engine starts in gear, the boat can move suddenly and unexpectedly, pos- sibly causing a collision or throwing passengers overboard. ● if the engine ever starts in gear, the start-in-gear protection dev...
Page 20
Specifications and requirements 14 pitch propeller for a heavier load. If you carry loads that vary widely, chose the propeller that lets the engine run in the proper range for your maximum load but remember that you may need to reduce your throttle setting to stay within the recommended engine spee...
Page 21
Specifications and requirements 15 emu36360 fuel requirements emu36801 gasoline use a good quality gasoline that meets the minimum octane rating. If knocking or pinging occurs, use a different brand of gasoline or premium unleaded fuel. Notice ecm01980 ● do not use leaded gasoline. Leaded gas- oline...
Page 22
Specifications and requirements 16 emu25221 emission control information 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 certifi- cate fuel requirement label 1. Appr...
Page 23: Components
Components 17 emu2579j components diagram tip: * may not be exactly as shown; also may not be included as standard equipment on all models. F6a, f8c 1. Top cowling 2. Top cowling lock lever 3. Anti-cavitation plate 4. Propeller* 5. Cooling water inlet 6. Drain screw 7. Trim rod 8. Clamp bracket 9. G...
Page 24: Components
Components 18 ft8d emu25802 fuel tank if your model was equipped with a portable fuel tank, its function is as follows. Warning ewm00020 the fuel tank supplied with this engine is its dedicated fuel reservoir and must not be used as a fuel storage container. Com- mercial users should conform to rele...
Page 25: Components
Components 19 emu25830 fuel joint this joint is used to connect the fuel line. Emu25841 fuel gauge this gauge is located on either the fuel tank cap or on the fuel joint base. It shows the ap- proximate amount of fuel remaining in the tank. Emu25850 fuel tank cap this cap seals the fuel tank. When r...
Page 26: Components
Components 20 emu26201 neutral interlock trigger to shift out of neutral, first pull the neutral in- terlock trigger up. Emu26211 neutral throttle lever to open the throttle without shifting into either forward or reverse, put the remote control le- ver in the neutral position and lift the neutral t...
Page 27: Components
Components 21 emu25941 throttle grip the throttle grip is on the tiller handle. Turn the grip counterclockwise to increase speed and clockwise to decrease speed. Emu25961 throttle indicator the fuel consumption curve on the throttle in- dicator shows the relative amount of fuel con- sumed for each t...
Page 28: Components
Components 22 when constant speed is desired, tighten the adjuster to maintain the desired throttle set- ting. Emu25993 engine shut-off cord (lanyard) and clip the clip must be attached to the engine shut- off switch for the engine to run. The cord should be attached to a secure place on the operato...
Page 29: Components
Components 23 emu26001 engine stop button to open the ignition circuit and stop the en- gine, push this button. Emu26011 choke knob for pull type to supply the engine with the rich fuel mixture required to start, pull out this knob. Emu26070 manual starter handle to start the engine, first gently pu...
Page 30: Components
Components 24 emu26102 power tilt switch the power tilt system adjusts the outboard motor angle in relation to the transom. Push- ing the switch “ ” (up) tilts the outboard mo- tor up. Pressing the switch “ ” (down) tilts the outboard motor down. When the switch is released, the outboard motor will ...
Page 31: Components
Components 25 to lock it, set the tilt lock lever in the lock po- sition. To release, push the tilt lock lever in the release position. Emu26321 tilt support knob to keep the outboard motor in the tilted up po- sition, push the tilt support knob under the swivel bracket. Notice ecm00660 do not use t...
Page 32: Components
Components 26 notice ecm00660 do not use the tilt support lever or knob when trailering the boat. The outboard mo- tor could shake loose from the tilt support and fall. If the motor cannot be trailered in the normal running position, use an addi- tional support device to secure it in the tilt positi...
Page 33: Instruments and Indicators
Instruments and indicators 27 emu36014 indicators emu36023 low oil pressure-alert indicator if oil pressure drops too low, this indicator will light up. For further information, see page 28. Notice ecm00022 ● do not continue to run the engine if the low oil pressure-alert indicator is on and the eng...
Page 34: Engine Control System
Engine control system 28 emu26803 alert system notice ecm00091 do not continue to operate the engine if a alert device has activated. Consult your yamaha dealer if the problem cannot be lo- cated and corrected. Emu3016a low oil pressure alert if the oil pressure drops too low, the alert de- vice wil...
Page 35: Installation
Installation 29 emu26902 installation the information presented in this section is in- tended as reference only. It is not possible to provide complete instructions for every possi- ble boat and motor combination. Proper mounting depends in part on experience and the specific boat and motor combinat...
Page 36: Installation
Installation 30 notice ecm01630 ● during water testing, check the buoyan- cy of the boat, at rest, with its maximum load. Check that the static water level on the exhaust housing is low enough to prevent water entry into the power head when water rises due to waves when the outboard is not running. ...
Page 37: Installation
Installation 31 your yamaha dealer. Warning! Avoid using bolts, nuts or washers other than those contained in the engine packaging. If used, they must be of at least the same quality of material and strength and must be tightened se- curely. After tightening, test run the engine and check their tigh...
Page 38: Operation
Operation 32 emu36380 first-time operation emu36390 fill engine oil the engine is shipped from the factory without engine oil. If your dealer did not fill the oil, you must fill it before starting the engine. Notice: check that the engine is filled with oil be- fore first-time operation to avoid sev...
Page 39: Operation
Operation 33 notice ecm00120 do not start the engine out of water. Over- heating and serious engine damage can occur. Emu36560 fuel level be sure you have plenty of fuel for your trip. A good rule is to use 1/3 of your fuel to get to the destination, 1/3 to return, and to keep 1/3 as an emergency re...
Page 40: Operation
Operation 34 emu27165 engine oil 1. Put the outboard motor in an upright po- sition (not tilted). Notice: if the motor is not level, the oil level indicated on the dipstick may not be accurate. [ecm01790] 2. Remove the top cowling. 3. Remove oil dipstick and wipe it clean. 4. Insert the dipstick and...
Page 41: Operation
Operation 35 emu27151 engine ● check the engine and engine mounting. ● look for loose or damaged fasteners. ● check the propeller for damage. ● check for oil leaks. Emu36490 flushing device check that flushing device’s garden hose connector is securely screwed on to the fitting on the bottom cowling...
Page 42: Operation
Operation 36 2. Operate each of the power tilt switches to check that all switches work. 3. Tilt the outboard motor up and check that the tilt rod is pushed out completely. 4. Check that the tilt rod is free of corrosion or other flaws. 5. Tilt the outboard motor down. Check that the tilt rod operat...
Page 43: Operation
Operation 37 emu27451 operating engine emu27464 feeding fuel (portable tank) warning ewm00420 ● before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions. Be sure there are no swimmers in the water near you. ● when the air vent screw is lo...
Page 44: Operation
Operation 38 emu27492 starting engine warning ewm01600 before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions. Be sure there are no swimmers in the water near you. Emu27508 manual start models (tiller control) warning ewm01840 ● failure...
Page 45: Operation
Operation 39 4. Pull out / turn the choke knob fully. After the engine starts, replace / return the knob to the home position. Tip: ● it is not necessary to use the choke when starting a warm engine. ● if the choke knob is left in the “ ” (start) position while the engine is running, the en- gine wi...
Page 46: Operation
Operation 40 emu27645 electric start / remote control models warning ewm01840 ● failure to attached engine shut-off cord could result in a runaway boat if opera- tor is ejected. Attach the engine shut-off cord to a secure place on your clothing, or your arm or leg while operating. Do not attach the ...
Page 47: Operation
Operation 41 tip: ● on remote controls equipped with a neutral throttle lever, a good starting point is to lift the lever just until you feel resistance, then lift slightly more. ● the neutral throttle lever or free accelerator can only be used when the remote control lever is in neutral. 5. Press i...
Page 48: Operation
Operation 42 check that no water leaks from the joints be- tween the exhaust cover, cylinder head, and body cylinder. Emu27670 warming up engine emu27715 manual start and electric start models 1. After starting the engine, allow it to idle for 3 minutes to warm up. Failure to do so will shorten engi...
Page 49: Operation
Operation 43 that the tilt lock lever is in the lock/down position (if equipped) before operating in reverse. To shift from in gear (forward/reverse) to neu- tral 1. Close the throttle so that the engine slows to idle speed. 2. After the engine is at idle speed in gear move the remote control lever ...
Page 50: Operation
Operation 44 emu31742 stopping boat warning ewm01510 ● do not use the reverse function to slow down or stop the boat as it could cause you to lose control, be ejected, or impact the steering wheel or other parts of the boat. This could increase the risk of se- rious injury. It could also damage the ...
Page 51: Operation
Operation 45 2. 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. 3. Disconnect the fuel line if you are using an external fuel tank. Tip: if the outboard motor is equipped with an en- gine shut-off cor...
Page 52: Operation
Operation 46 engine, and propeller. Correct trim is also af- fected by variables such as the load in the boat, sea conditions, and running speed. Emu27872 adjusting trim angle for manual tilt models there are 4 or 5 holes provided in the clamp bracket to adjust the outboard motor trim an- gle. 1. St...
Page 53: Operation
Operation 47 emu27904 adjusting trim angle (power tilt mod- els) warning ewm00753 ● be sure all people are clear of the out- board motor when adjusting the trim an- gle. Body parts can be crushed between the motor and the clamp bracket when the motor is trimmed or tilted. ● use caution when trying a...
Page 54: Operation
Operation 48 bow down too much trim-in causes the boat to “plow” through the water, decreasing fuel economy and making it hard to increase speed. Operat- ing with excessive trim-in at higher speeds also makes the boat unstable. Resistance at the bow is greatly increased, heightening the danger of “b...
Page 55: Operation
Operation 49 2. Place the tilt lock lever (if equipped) in the release/up position. 3. Pull up the shallow water lever (if equipped). 4. Hold the rear of the top cowling with one hand and tilt the engine up fully. 5. Push the tilt support knob into the clamp bracket. Or the tilt support bar will tur...
Page 56: Operation
Operation 50 3. Push the tilt support knob into the clamp bracket to support the engine. Warning! After tilting the outboard motor, be sure to support it with the tilt support knob or tilt support lever. Oth- erwise the outboard motor could fall back down suddenly if oil in the power trim and tilt u...
Page 57: Operation
Operation 51 3. Push the power tilt switch “ ” (down) to lower the outboard motor to the desired position. Emu28061 shallow water emu28073 cruising in shallow water (manual tilt models) warning ewm01781 ● run the boat at the lowest possible speed when using the shallow water cruising system. The til...
Page 58: Operation
Operation 52 2. Place the tilt lock lever in the release/up position. 3. Slightly tilt the outboard motor up. The tilt support bar will lock automatically, sup- porting the outboard motor in a partially raised position. This outboard motor has 2 positions for shallow water cruising. 4. To return the...
Page 59: Operation
Operation 53 emu32952 procedure for power tilt models 1. Place the remote control lever in neutral. 2. Slightly tilt the outboard motor up to the desired position using the power tilt switch. Warning! Using the power tilt switch on the bottom cowling while the boat is moving or engine is on could in...
Page 60: Maintenance
Maintenance 54 emu28226 transporting and storing out- board motor warning ewm00692 ● use care when transporting fuel tank, whether in a boat or car. ● do not fill fuel container to maximum capacity. Gasoline will expand consider- ably as it warms up and can build up pressure in the fuel container. T...
Page 61: Maintenance
Maintenance 55 notice ecm01080 ● 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 dr...
Page 62: Maintenance
Maintenance 56 10. If the “fogging oil” is not available, run the engine at a fast idle until the fuel sys- tem becomes empty and the engine stops. 11. Drain the cooling water completely out of the motor. Clean the body thoroughly. 12. If the “fogging oil” is not available, re- move the spark plug(s...
Page 63: Maintenance
Maintenance 57 off the water and disconnect the garden hose adapter from the garden hose con- nector. 4. Reinstall the garden hose connector onto the fitting on the bottom cowling. Tighten the connector securely. Notice: do not leave the garden hose connector loose on the bottom cowling fitting or l...
Page 64: Maintenance
Maintenance 58 may malfunction, and the resulting loss of control could endanger the operator and pas- sengers. Yamaha genuine parts and acces- sories are available from your yamaha dealer. Emu34150 severe operating conditions severe operating conditions involve one or more of the following types of...
Page 65: Maintenance
Maintenance 59 emu34445 maintenance chart 1 tip: ● refer to the sections in this chapter for explanations of each owner-specific action. ● the maintenance cycle on these charts assume usage of 100 hours per year and regular flushing of the cooling water passages. Maintenance frequency should be adju...
Page 66: Maintenance
Maintenance 60 fuel line(high pres- sure) inspection fuel line(high pres- sure) inspection or replace- ment as necessary fuel line(low pres- sure) inspection fuel line(low pres- sure) inspection or replace- ment as necessary fuel pump inspection or replace- ment as necessary fuel/oil leakage inspect...
Page 67: Maintenance
Maintenance 61 emu34451 maintenance chart 2 wire harness connec- tions/wire coupler con- nections inspection or replace- ment as necessary (yamaha) fuel tank inspection and clean- ing as necessary item actions every 1000 hours guide exhaust/ex- haust manifold inspection or replace- ment as necessary...
Page 68: Maintenance
Maintenance 62 emu28941 greasing yamaha grease a (water resistant grease) yamaha grease d (corrosion resistant grease; for propeller shaft) f6a, f8c u60r74e0.Book page 62 tuesday, may 13, 2008 1:52 pm.
Page 69: Maintenance
Maintenance 63 ft8d u60r74e0.Book page 63 tuesday, may 13, 2008 1:52 pm.
Page 70: Maintenance
Maintenance 64 emu28955 cleaning and adjusting spark plug the spark plug is an important engine compo- nent and is easy to inspect. The condition of the spark plug can indicate something about the condition of the engine. For example, if the center electrode porcelain is very white, this could indic...
Page 71: Maintenance
Maintenance 65 emu29041 inspecting idling speed warning ewm00451 ● do not touch or remove electrical parts when starting or during operation. ● keep hands, hair, and clothes away from the flywheel and other rotating parts while the engine is running. Notice ecm00490 this procedure must be performed ...
Page 72: Maintenance
Maintenance 66 3. Put a new gasket on the oil drain screw. Apply a light coat of oil to the gasket and install the drain screw. Tip: if a torque wrench is not available when you are installing the drain screw, finger tighten the screw just until the gasket comes into con- tact with the surface of th...
Page 73: Maintenance
Maintenance 67 tip: ● for more information on the disposal of used oil, consult your yamaha dealer. ● change the oil more often when operating the engine under adverse conditions such as extended trolling. Emu29112 checking wiring and connectors ● check that each grounding wire is properly secured. ...
Page 74: Maintenance
Maintenance 68 3. Remove the propeller, washer (if equipped), and thrust washer. Emu30671 installing propeller emu29233 spline models notice ecm00500 be sure to use a new cotter pin and bend the ends over securely. Otherwise the pro- peller could come off during operation and be lost. 1. Apply yamah...
Page 75: Maintenance
Maintenance 69 tip: if the propeller nut does not align with the pro- peller shaft hole after tightening to the speci- fied torque, tighten the nut further to align it with the hole. Emu29287 changing gear oil warning ewm00800 ● be sure the outboard motor is securely fastened to the transom or a sta...
Page 76: Maintenance
Maintenance 70 6. Put a new gasket on the oil level plug. When the oil begins to flow out of the oil level plug hole, insert and tighten the oil level plug. 7. Put a new gasket on the gear oil drain screw. Insert and tighten the gear oil drain screw. Emu29302 cleaning fuel tank warning ewm00920 gaso...
Page 77: Maintenance
Maintenance 71 4. Clean the filter (located on the end of the suction pipe) in a suitable cleaning sol- vent. Allow the filter to dry. 5. Replace the gasket with a new one. Re- install the fuel joint assembly and tighten the screws firmly. Emu29312 inspecting and replacing anode(s) yamaha outboard m...
Page 78: Maintenance
Maintenance 72 ● do not smoke or bring any other source of ignition near the battery. Refer to page 13 for detailed safety infor- mation about batteries. The procedure for checking the battery varies for different batteries. This procedure con- tains typical checks that apply to many batter- ies, bu...
Page 79: Maintenance
Maintenance 73 emu29371 disconnecting the battery 1. Turn off the battery cut-off switch (if equipped) and main switch. Notice: if they are left on, the electrical system can be damaged. [ecm01930] 2. Disconnect the negative cable(s) from the negative (-) terminal. Notice: al- ways disconnect all ne...
Page 80: Trouble Recovery
Trouble recovery 74 emu29427 troubleshooting a problem in the fuel, compression, or ignition systems can cause poor starting, loss of pow- er, or other problems. This section describes basic checks and possible remedies, and cov- ers all yamaha outboard motors. Therefore some items may not apply to ...
Page 81: Trouble Recovery
Trouble recovery 75 a. Check for pinched or kinked fuel line or oth- er obstructions in fuel system. Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Have ignition parts failed? A. Have serviced by a yamaha dealer. Q. Ha...
Page 82: Trouble Recovery
Trouble recovery 76 q. Is load on boat improperly distributed? A. Distribute load to place boat on an even plane. Q. Is water pump or thermostat faulty? A. Have serviced by a yamaha dealer. Q. Is there excess water in fuel filter cup? A. Drain filter cup. Engine power loss. Q. Is propeller damaged? ...
Page 83: Trouble Recovery
Trouble recovery 77 a. Connect correctly. Q. Is heat range of spark plug incorrect? A. Inspect spark plug and replace it with rec- ommended type. Q. Is high pressure fuel pump drive belt bro- ken? A. Have serviced by a yamaha dealer. Q. Is engine not responding properly to shift lever position? A. H...
Page 84: Trouble Recovery
Trouble recovery 78 emu32130 power tilt will not operate if the engine cannot be tilted up or down with the power tilt because of a discharged battery or a failure with the power tilt unit, the engine can be tilted manually. 1. Loosen the manual valve screw by turn- ing it counterclockwise until it ...
Page 85: Trouble Recovery
Trouble recovery 79 ● do not touch the ignition coil, spark plug wire, spark plug cap, or other electrical components when starting or operating the motor. You could get an electrical shock. Emu29562 emergency starting engine 1. Remove the top cowling. 2. Remove the start-in-gear protection ca- ble ...
Page 86: Trouble Recovery
Trouble recovery 80 emu29671 engine fails to operate emu35321 emergency engine operation if the battery voltage is low or in the unlikely event of an ignition system malfunction, the engine speed may become erratic or the en- gine may stop. In such a situation, follow the procedure below. Disconnect...
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U60r74e0.Book page 81 tuesday, may 13, 2008 1:52 pm.
Page 88
Yamaha motor co., ltd. Printed in france april 2008–0.3 × 1 cr u60r74e0.Book page 1 tuesday, may 13, 2008 1:52 pm.