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Yamaha 8 Owner's Manual

Other manuals for 8: Owner's Manual, Reference Manual

Summary of 8

  • Page 1

    8 owner’s manual 6m8-f8199-1b u.S.A.Edition lit-18626-06-91 u6m81bmc 06.2.9 16:00 ページ 1.

  • Page 2

    Emu25060 zmu01690 read this owner’s manual carefully before operating your outboard motor. U6m81bmc 06.2.9 16:00 ページ 2.

  • Page 3: Important Manual Information

    Important manual information emu31280 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 ob- tain maximum enjoyment from your ...

  • Page 4: Table of Contents

    Table of contents general information .......................... 1 identification numbers record .......... 1 outboard motor serial number .......... 1 emission control information ........... 1 north american models..................... 1 safety information ........................... 2 important l...

  • Page 5: Table of Contents

    Table of contents models) ......................................... 34 cleaning and anticorrosion measures ...................................... 34 cleaning the outboard motor .......... 34 checking painted surface of motor............................................. 34 periodic maintenance..........

  • Page 6: General Information

    1 general information emu25170 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 7: General Information

    General information 2 emu25362 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. ● before operating the boat, read any own- er’s or operator’s manuals supplied with it and all lab...

  • Page 8: General Information

    General information 3 ● stay informed about the weather. Check weather forecasts before boating. Avoid boating in hazardous weather. ● tell someone where you are going: leave a float plan with a responsible person. Be sure to cancel the float plan when you re- turn. ● use common sense and good judgm...

  • Page 9: General Information

    General information 4 starting engine. (except 2hp) ● do not touch or remove electrical parts when starting or during operation. ● keep hands, hair, and clothes away from flywheel and other rotating parts while engine is running. Emu25431 label warning ewm01300 ● this engine is equipped with a neutr...

  • Page 10: General Information

    General information 5 could lead to a collision unless the steering rules are followed: meeting: (you are approaching another ves- sel head-on) crossing: (you are traveling across the oth- er vessel’s path) overtaking: (you are passing or being passed by another vessel) in the following illustration...

  • Page 11: General Information

    General information 6 emu25530 other special situations there are three other rules you should be aware of when driving your boat around oth- er vessels. Narrow channels and bends when navigating in narrow channels, you should keep to the right when it is safe and practical to do so. If the operator...

  • Page 12: General Information

    General information 7 emu25540 fueling instructions warning ewm00010 gasoline and its vapors are high- ly flammable and explosive! ● do not smoke when refueling, and keep away from sparks, flames, or other sources of ignition. ● stop engine before refueling. ● refuel in a well-ventilated area. Refue...

  • Page 13: General Information

    General information 8 dry rags. ● do not overfill the fuel tank. ● tighten the filler cap securely after re- fueling. ● if you should swallow some gasoline, inhale a lot of gasoline vapor, or get gasoline in your eyes, get immediate medical attention. ● if any gasoline spills onto your skin, im- med...

  • Page 14: General Information

    General information 9 note: select a propeller which will allow the engine to reach the middle or upper half of the oper- ating range at full throttle with the maximum boat load. If operating conditions such as light boat loads then allow the engine r/min to rise above the maximum recommended range,...

  • Page 15: Basic Components

    10 basic components emu25797 main components note: * may not be exactly as shown; also may not be included as standard equipment on all mod- els. 8 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 e...

  • Page 16: Basic Components

    Basic components 11 tions. 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...

  • Page 17: Basic Components

    Basic components 12 emu25961 throttle indicator the fuel consumption curve on the throttle indicator shows the relative amount of fuel consumed for each throttle position. Choose the setting that offers the best performance and fuel economy for the desired operation. Emu25971 throttle friction adjus...

  • Page 18: Basic Components

    Basic components 13 power, the boat could slow rapidly. This could cause people and objects in the boat to be thrown forward. Note: the engine cannot be started with the lock plate removed. Emu26001 engine stop button to open the ignition circuit and stop the en- gine, push this button. Emu26011 cho...

  • Page 19: Basic Components

    Basic components 14 to increase resistance, turn the adjuster clockwise. To decrease resistance, turn the adjuster counterclockwise. Warning ewm00040 do not overtighten the friction adjuster. If there is too much resistance, it could be difficult to steer, which could result in an accident. Emu26261...

  • Page 20: Basic Components

    Basic components 15 1. Top cowling lock lever(s) zmu02862 1.

  • Page 21: Operation

    16 operation emu26901 installation caution: ecm00110 incorrect engine height or obstructions to smooth water flow (such as the design or condition of the boat, or accessories such as transom ladders or depth finder transducers) can create airborne water spray while the boat is cruising. Severe engin...

  • Page 22: Operation

    Operation 17 motor greatly affects the water resistance. If the mounting height is too high, cavitation tends to occur, thus reducing the propulsion; and if the propeller tips cut the air, the engine speed will rise abnormally and cause the en- gine to overheat. If the mounting height is too low, th...

  • Page 23: Operation

    Operation 18 board (if packed). For details, consult your yamaha dealer. Warning ewm00650 avoid using bolts, nuts or washers other than those contained in the engine pack- aging. If used, they must be of at least the same quality of material and strength and must be tightened securely. After tighten...

  • Page 24: Operation

    Operation 19 cool. 4. Remaining seven hours: run the engine at any speed. However, avoid operating at full throttle for more than 5 minutes at a time. 5. After the first 10 hours: operate the engine normally. Use the standard premix ratio of gasoline and oil. For details on mixing fuel and oil, see ...

  • Page 25: Operation

    Operation 20 1. Pour oil into the portable fuel tank, and then add gasoline. 2. Replace the fuel tank cap and close tightly. 3. Shake the fuel tank to mix the fuel thor- oughly. 4. Make sure that the oil and gasoline are mixed. If equipped with a built-in fuel tank 1. Pour oil into a clean fuel can,...

  • Page 26: Operation

    Operation 21 brain damage or death when inhaled. Symptoms include nausea, dizziness, and drowsiness. Keep cockpit and cab- in areas well ventilated. Avoid blocking exhaust outlets. 1. If there is an air vent screw on the fuel tank cap, loosen it 2 or 3 turns. 2. If there is a fuel joint on the motor...

  • Page 27: Operation

    Operation 22 arm or leg. Then install the lock plate on the other end of the lanyard into the en- gine stop switch. Warning ewm00120 ● attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating. ● do not attach the lanyard to clothing that could tear...

  • Page 28: Operation

    Operation 23 note: ● when the engine is cold, it needs to be warmed up. For further information, see page 23. ● if the engine does not start on the first try, repeat the procedure. If the engine fails to start after 4 or 5 tries, open the throttle a small amount (between 1/8 and 1/4) and try again. ...

  • Page 29: Operation

    Operation 24 2. Move the gear shift lever quickly and firmly from neutral to forward. Remote control models 1. Pull up the neutral interlock trigger (if equipped) and move the remote control lever quickly and firmly from neutral to forward. Emu27796 reverse (manual tilt and hydro tilt models) warnin...

  • Page 30: Operation

    Operation 25 until the engine comes to a complete stop. 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. Note: if the outboard mot...

  • Page 31: Operation

    Operation 26 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. Stop the engine. 2. Tilt the outboard motor up, and then re- move the trim rod from the clamp brack- et. 3. Reposition the rod in the d...

  • Page 32: Operation

    Operation 27 the boat is up about 3 to 5 degrees. With the bow up, the boat may have a greater tenden- cy to steer to one side or the other. Compen- sate for this as you steer. The trim tab can also be adjusted to help offset this effect. When the bow of the boat is down, it is easier to accelerate ...

  • Page 33: Operation

    Operation 28 will be tilted for more than a few minutes. Otherwise fuel may leak. Caution: ecm00231 ● before tilting the outboard motor, fol- low the procedure under “stopping en- gine” in this chapter. Never tilt the outboard motor while the engine is run- ning. Severe damage from overheating can r...

  • Page 34: Operation

    Operation 29 emu28013 procedure for tilting down (manual tilt models) 1. Slightly tilt the engine up. 2. On models equipped with a tilt support knob, pull it out. 3. Slowly tilt the engine down. Emu28060 cruising in shallow water the outboard motor can be tilted up partially to allow operation in sh...

  • Page 35: Operation

    Operation 30 3. The shallow water lever will lock, sup- porting the outboard motor in a partially raised position. 4. When lowering the outboard motor, slightly tilt it up and push the shallow wa- ter lever down. Slowly lower the out- board motor to the normal position. Emu28192 cruising in other co...

  • Page 36: Maintenance

    31 maintenance emu31480 specifications note: “(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 installed. Emu28218 dimens...

  • Page 37: Maintenance

    Maintenance 32 emu28222 transporting and storing outboard motor warning ewm00690 ● leaking fuel is a fire hazard. When transporting and storing the outboard motor, close the air vent screw and fuel cock to prevent fuel from leaking. ● use care when transporting fuel tank, whether in a boat or car. ●...

  • Page 38: Maintenance

    Maintenance 33 lowing procedures. Caution: ecm01411 ● do not place the outboard motor on its side before the cooling water has drained from it completely, otherwise water may enter the cylinder through the exhaust port and cause engine trou- ble. ● store the outboard motor in a dry, well- ventilated...

  • Page 39: Maintenance

    Maintenance 34 when starting or during operation. ● keep hands, hair, and clothes away from the flywheel and other rotating parts while the engine is running. 7. Run the engine at a fast idle for 10–15 minutes in neutral position. 8. Just prior to turning off the engine, quick- ly spray “yamaha stor...

  • Page 40: Maintenance

    Maintenance 35 maintenance, replacement, or repair of the emission control devices and sys- tems may be performed by any marine engine repair establishment or individual. All warranty repairs, however, including those to the emission control system, must be performed by an authorized yamaha marine d...

  • Page 41: Maintenance

    Maintenance 36 emu28522 maintenance chart frequency of maintenance operations may be adjusted according to the operating condi- tions, but the following table gives general guidelines. Refer to the sections in this chapter for explanations of each owner-specific action. Note: when operating in salt ...

  • Page 42: Maintenance

    Maintenance 37 emu28931 greasing yamaha marine grease (water resistant grease) 8 emu28952 cleaning and adjusting spark plug warning ewm00560 when removing or installing a spark plug, be careful not to damage the insulator. A damaged insulator could allow external sparks, which could lead to explosio...

  • Page 43: Maintenance

    Maintenance 38 attempt to diagnose any problems yourself. Instead, take the outboard motor to a yamaha dealer. You should periodically re- move and inspect the spark plug because heat and deposits will cause the spark plug to slowly break down and erode. If electrode erosion becomes excessive, or if...

  • Page 44: Maintenance

    Maintenance 39 checkpoints ● fuel system parts leakage ● fuel line joint leakage ● fuel line cracks or other damage ● fuel connector leakage emu28990 checking fuel filter check the fuel filter periodically. The fuel fil- ter is a one piece, disposable type. If foreign matter is found in the filter, ...

  • Page 45: Maintenance

    Maintenance 40 emu29120 exhaust leakage start the engine and check that no exhaust leaks from the joints between the exhaust cover, cylinder head, and body cylinder. Emu29130 water leakage start the engine and check that no water leaks from the joints between the exhaust cover, cylinder head, and bo...

  • Page 46: Maintenance

    Maintenance 41 ● check the propeller shaft oil seal for dam- age. Note: if the shear pin equipped: it is designed to break if the propeller hits a hard underwater obstacle to help protect the propeller and drive mechanism. The propeller will then spin freely on the shaft. If this happens, the shear ...

  • Page 47: Maintenance

    Maintenance 42 stand. You could be severely injured if the outboard motor falls on you. ● never get under the lower unit while it is tilted, even when the tilt support lever or knob is locked. Severe injury could occur if the outboard motor accidental- ly falls. 1. Tilt the outboard motor so that th...

  • Page 48: Maintenance

    Maintenance 43 yamaha dealer. ● keep away from sparks, cigarettes, flames, or other sources of ignition when cleaning the fuel tank. ● remove the fuel tank from the boat be- fore cleaning it. Work only outdoors in an area with good ventilation. ● wipe up any spilled fuel immediately. ● reassemble th...

  • Page 49: Maintenance

    Maintenance 44 emu29400 coating the boat bottom a clean hull improves boat performance. The boat bottom should be kept as clean of ma- rine growth as possible. If necessary, the boat bottom can be coated with an anti-foul- ing paint approved for your area to inhibit marine growth. Do not use anti-fo...

  • Page 50: Trouble Recovery

    45 trouble recovery emu29424 troubleshooting a problem in the fuel, compression, or igni- tion systems can cause poor starting, loss of power, or other problems. This section de- scribes basic checks and possible remedies, and covers all yamaha outboard motors. Therefore some items may not apply to ...

  • Page 51: Trouble Recovery

    Trouble recovery 46 q. Is fuel system obstructed? A. Check for pinched or kinked fuel line or other 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 servic...

  • Page 52: Trouble Recovery

    Trouble recovery 47 a. Have serviced by a yamaha dealer. 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 ...

  • Page 53: Trouble Recovery

    Trouble recovery 48 q. Is fuel joint connection incorrect? 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...

  • Page 54: Trouble Recovery

    Trouble recovery 49 could result in an accident. ● attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating the boat. ● do not attach the lanyard to clothing that could tear loose. Do not route the cord where it could become entangled, preventing i...

  • Page 55: Trouble Recovery

    Trouble recovery 50 up. 6. Insert the knotted end of the emergency starter rope into the notch in the flywheel rotor and wind the rope several turns around the flywheel clockwise. 7. Give a strong pull straight out to crank and start the engine. Repeat if neces- sary. Emu29760 treatment of submerged...

  • Page 56: Trouble Recovery

    Trouble recovery 51 5. Take the outboard motor to a yamaha dealer as soon as possible. Caution: ecm00400 do not attempt to run the outboard motor until it has been completely inspected..

  • Page 57: Consumer Information

    52 consumer information emu29811 important warranty information for u.S.A. And canada.

  • Page 58: Consumer Information

    Consumer information 53.

  • Page 59: Consumer Information

    Consumer information 54 emu29820 yamaha motor corporation, u.S.A. Outboard motor two year limited warranty.

  • Page 60: Consumer Information

    Consumer information 55.

  • Page 61: Consumer Information

    Consumer information 56.

  • Page 62: Consumer Information

    Consumer information 57 emu29841 important warranty information if you use your yamaha outside the usa or canada.

  • Page 63

    U6m81bmc 06.2.9 16:00 ページ 3.

  • Page 64

    Printed in france april 2006–0.5 × 1 ! U6m81bmc 06.2.9 16:00 ページ 4.

  • Page 65

    Warranty card 12/6/01 7:40 pm page 1.

  • Page 66

    Warranty card 12/6/01 7:40 pm page 2.