- DL manuals
- Yamaha
- Outboard Motor
- RAPTOR 50
- Owner's Manual
Yamaha RAPTOR 50 Owner's Manual
Summary of RAPTOR 50
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Printed in japan april 2009–0.1 × 1 ! Printed on recycled paper 50 owner’s manual 63b-28199-1k u.S.A.Edition lit-18626-08-36 q read this manual carefully before operating this outboard motor. 63b-9-1k hyoshi 09.2.10 9:46 ページ 1.
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※グレースケールで出力してください。 emu25062 zmu01690 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. 63b-9-1k hyoshi 09.2.10 9:46 ページ 2.
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Important manual information emu31283 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 ...
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Table of contents safety information............................. 1 outboard motor safety .................... 1 propeller............................................ 1 rotating parts.................................... 1 hot parts ........................................... 1 electric shock ..........
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Table of contents cowling lock lever(s) (turn type)...... 26 instruments and indicators ............ 27 digital tachometer ......................... 27 tachometer ..................................... 27 trim meter....................................... 27 hour meter ...................................
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Table of contents checking wiring and connectors ..... 64 checking propeller .......................... 64 removing propeller ......................... 65 installing propeller ........................... 65 changing gear oil ............................ 66 cleaning fuel tank ...........................
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1 safety information emu33622 outboard motor safety observe these precautions at all times. Emu36501 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 neutral, and sharp edges of the propeller can cut even wh...
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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 ...
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Safety information 3 dling and lead to an accident, capsizing or swamping. Emu33772 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 ...
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Safety information 4 go to boatus.Org. Emu33880 passenger training make sure at least one other passenger is trained to operate the boat in the event of an emergency. Emu33890 boating safety publications be informed about boating safety. Additional publications and information can be obtained from m...
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Safety information 5 emu33700 steering and sailing rules and sound signals whenever two vessels on the water meet one another, one vessel has the right-of- way; it is called the “stand-on” vessel. The vessel that does not have the right-of-way is called the “give-way” or “burdened”vessel. These rule...
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Safety information 6 crossing when two power driven vessels are crossing each other’s path close enough to run the risk of collision, the vessel which has the oth- er on the starboard (right) side must keep out of the way of the other. If the other vessel is on your right, you must keep out of its w...
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Safety information 7 reading buoys and other markers the waters of the united states are marked for safe navigation by the lateral system of buoyage. Simply put, buoys and markers have an arrangement of shapes, colors, numbers and lights to show which side of the buoy a boater should pass on when na...
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Safety information 8 zmu01708.
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9 general information 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 ...
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General information 10 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...
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General information 11 1 2 3 zmu05670
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General information 12 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 zmu0566...
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13 specifications and requirements emu31480 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...
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Specifications and requirements 14 gear oil quantity: 0.430 l (0.455 us qt, 0.378 imp.Qt) tightening torque for engine: spark plug: 25.0 nm (2.55 kgf-m, 18.4 ft-lb) propeller nut: 35.0 nm (3.57 kgf-m, 25.8 ft-lb) emu33554 installation requirements emu33563 boat horsepower rating warning ewm01560 ove...
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Specifications and requirements 15 boat. Warning! Do not put flammable items, or loose heavy or metal objects in the same compartment as the battery. Fire, explosion or sparks could result. [ewm01820] emu36300 multiple batteries to connect multiple batteries, such as for multiple engine configuratio...
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Specifications and requirements 16 comends that you use alcohol-free (see gasohol) gasoline whenever possible. Notice ecm01981 ● do not use leaded gasoline. Leaded gasoline can seriously damage the en- gine. ● avoid getting water and contaminants in the fuel tank. Contaminated fuel can cause poor pe...
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Specifications and requirements 17 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-fouling paint which includes copper or graphite. These paints can cause more rapid engine corrosion. E...
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Specifications and requirements 18 1. Manufactured date label location 1 zmu04129.
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19 components emu2579m components diagram tip: * may not be exactly as shown; also may not be included as standard equipment on all mod- els. 50 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 engi...
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Components 20 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...
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Components 21 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 ei- ther forward or reverse, put the remote con- trol lever in the neutral position and lift the neutral...
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Components 22 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 indicator shows the relative amount of fuel consumed for each throt...
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Components 23 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...
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Components 24 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. ● “ ” (on) with the main switch in the “ ” (on) posi- tion, th...
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Components 25 tilt switch, see page 50. Warning ewm01030 use the power trim and tilt switch located on the bottom engine cowling only when the boat is at a complete stop with the en- gine off. Attempting to use this switch while the boat is moving could increase the risk of falling overboard and cou...
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Components 26 emu26341 tilt support lever for power trim and tilt model to keep the outboard motor in the tilted up position, lock the tilt support lever to the clamp bracket. Notice ecm00660 do not use the tilt support lever or knob when trailering the boat. The outboard motor could shake loose fro...
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27 instruments and indicators emu31414 digital tachometer the tachometer shows the engine speed and has the following functions. All segments of the display will light momen- tarily after the main switch is turned on and will return to normal thereafter. Tip: the water separator-alert indicator and ...
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Instruments and indicators 28 emu26551 oil level indicator (digital type) this indicator shows the engine oil level. If the oil level falls below the lower limit, the alert indicator will start to blink. For further in- formation, see page 30. Notice ecm00030 do not operate the engine without oil. S...
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Instruments and indicators 29 emu26611 analog trim meter this gauge shows the trim angle of your out- board motor. Memorize the trim angles that work best for your boat under different conditions. Adjust the trim angle to the desired setting with the power trim and tilt switch. 1. Oil level indicato...
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30 engine control system 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 located and corrected. Emu2681a overheat alert this engine has an overheat-alert device. If the engine temperature...
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Engine control system 31 ● the buzzer will sound (if equipped on the tiller handle, remote control box, or main switch panel). If the alert system has been activated, stop the engine and check for the cause. Tip: the alert for oil filter clogging is similar to the alerts for low oil level and overhe...
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32 installation emu26902 installation the information presented in this section is intended as reference only. It is not possible to provide complete instructions for every possible boat and motor combination. Prop- er mounting depends in part on experience and the specific boat and motor combinatio...
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Installation 33 notice ecm01631 ● check that the idle hole stays high enough to keep out water getting inside engine even if the boat is in stationary with maximum load. ● incorrect engine height or obstructions to the smooth flow of water (such as the design or condition of the boat, or ac- cessori...
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Installation 34 least the same quality of material and strength and must be tightened se- curely. After tightening, test run the engine and check their tightness. [ewm00651] 1. Bolts zmu03185 1 1.
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35 operation emu36381 first-time operation emu27020 breaking in engine your new engine requires a period of break- in to allow mating surfaces of moving parts to wear in evenly. Correct break-in will help en- sure proper performance and longer engine life. Notice ecm00140 ● failure to follow the bre...
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Operation 36 dent could occur. Notice ecm00120 do not start the engine out of water. Over- heating and serious engine damage can occur. Emu37141 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...
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Operation 37 to the fully open position. Make sure that it turns smoothly and that it completely re- turns to the fully closed position. ● look for loose or damaged connections of the throttle and shift cables. Remote control models: ● turn the steering wheel full-right and full- left. Make sure ope...
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Operation 38 should supply oil normally. If no oil is flowing after 10 minutes of idling, consult your yamaha dealer. Notice ecm00130 be sure to take the above steps when op- erating the engine after a long period of storage. Otherwise engine seizure could occur. Emu36953 install cowling 1. Be sure ...
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Operation 39 2. Operate each of the power trim and tilt switches to check that all switches work. 3. Tilt the outboard motor up and check that the trim and tilt rod is pushed out completely. 4. Check that the trim and tilt rod is free of corrosion or other flaws. 5. Tilt the outboard motor down. Che...
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Operation 40 5. Do not smoke and keep away from sparks, flames, static electric discharge, or other sources of ignition. 6. If you use a portable container to store and dispense fuel, use only an approved gasoline container. 7. Touch the fuel nozzle to the filler open- ing or funnel to help prevent ...
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Operation 41 emu27321 oil level indicator operation the various functions of the oil level system are as follows: emu27352 electric start models emu27451 operating engine emu35702 sending fuel (portable tank) warning ewm00420 ● before starting the engine, make sure that the boat is tightly moored an...
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Operation 42 tank cap, loosen it 2 or 3 turns. 2. If there is a fuel joint on the motor, firmly connect the fuel line to the joint. Then firmly connect the other end of the fuel line to the joint on the fuel tank. Tip: wipe up any spilled gasoline immediately with dry rags. Dispose rags properly acc...
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Operation 43 venting it from functioning. ● avoid accidentally pulling the cord dur- ing 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. 1. P...
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Operation 44 tip: ● when the engine is cold, it needs to be warmed up. For further information, see page 45. ● if the engine is warm and fails to start, open the throttle slightly and try to start the engine again. If the engine still fails to start, see page 70. Emu27664 electric start and remote c...
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Operation 45 starter can also be damaged. If the engine will not start after 5 seconds of cranking, return the main switch to “ ” (on), wait 10 seconds, then crank the engine again. [ecm00192] tip: ● when the engine is cold, it needs to be warmed up. For further information, see page 45. ● if the en...
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Operation 46 swimmers or obstacles in the water near you. Notice ecm01610 warm up the engine before shifting into gear. Until the engine is warm, the idle speed may be higher than normal. High idle speed can prevent you from shifting back to neutral. If this occurs, stop the engine, shift to neutral...
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Operation 47 2. 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. 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...
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Operation 48 2. After stopping the engine, disconnect the fuel line if there is a fuel joint on the outboard motor. 3. Tighten the air vent screw on the fuel tank cap (if equipped). 4. Remove the key if the boat will be left unattended. Tip: the engine can also be stopped by pulling the cord and rem...
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Operation 49 emu27885 adjusting trim angle (power trim and tilt) warning ewm00753 ● be sure all people are clear of the out- board motor when adjusting the trim angle. Body parts can be crushed be- tween the motor and the clamp bracket when the motor is trimmed or tilted. ● use caution when trying a...
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Operation 50 “ ” (down). Make test runs with the trim set to different angles 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. This is gener...
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Operation 51 warning ewm00221 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. Warning ewm00250 leaking fuel is a fire hazard. If there is a fuel joint on the outboard...
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Operation 52 3. Pull the tilt support lever toward you to support the engine. Warning! After tilting the outboard motor, be sure to support it with the tilt support knob or tilt support lever. Otherwise the out- board motor could fall back down suddenly if oil in the power trim and tilt unit or in t...
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Operation 53 emu28061 shallow water emu32851 power trim and tilt models the outboard motor can be tilted up partially to allow operation in shallow water. Notice ecm00260 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- t...
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Operation 54 3. To return the outboard motor to the nor- mal running position, press the power trim and tilt switch and slowly tilt the out- board motor down. Emu28195 cruising in other conditions cruising in salt water after operating in salt water, flush the cooling water passages with fresh water...
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55 maintenance emu28227 transporting and storing outboard motor warning ewm00693 ● use care when transporting fuel tank, whether in a boat or car. ● do not fill fuel container to maximum capacity. Gasoline will expand consid- erably as it warms up and can build up pressure in the fuel container. Thi...
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Maintenance 56 fuel system. Consult your yamaha dealer or other qualified mechanic if the fuel system is to be drained instead. 3. Remove the engine top cowling and si- lencer cover. 4. Install the outboard motor on the test tank. 5. Fill the tank with fresh water to above the level of the anti-cavi...
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Maintenance 57 system with fresh water. Emu28460 checking painted surface of motor check the motor for scratches, nicks, or flak- ing paint. Areas with damaged paint are more likely to corrode. If necessary, clean and paint the areas. A touch-up paint is avail- able from your yamaha dealer. Emu2848a...
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Maintenance 58 are different, you should consider service more often than shown, especially how often you change your engine and gear oil. Exam- ples might include extended wide-open- throttle use or long periods of trolling or idling, carrying heavy loads, or frequent starting and stopping or shift...
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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...
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Maintenance 60 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/engine oil leakage inspection gear oil replacement greasi...
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Maintenance 61 emu34451 maintenance chart 2 main switch/stop switch/choke switch inspection or replace- ment as necessary wire harness connec- tions/wire coupler con- nections inspection or replace- ment as necessary (yamaha) meter/gauge inspection (yamaha) fuel tank inspection and clean- ing as nec...
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Maintenance 62 emu28932 greasing yamaha marine grease (water resistant grease) 50 emu28956 cleaning and adjusting spark plug the spark plug is an important engine com- ponent and is easy to inspect. The condition of the spark plug can indicate something about the condition of the engine. For exam- p...
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Maintenance 63 and other deposits are excessive, you should replace the spark plug with an- other of the correct type. Warning! When removing or installing a spark plug, be careful not to damage the in- sulator. A damaged insulator could allow external sparks, which could lead to explosion or fire. ...
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Maintenance 64 chometer for this procedure. Results may vary depending on whether testing is con- ducted with the flushing attachment, in a test tank, or with the outboard motor in the water. 1. Start the engine and allow it to warm up fully in neutral until it is running smooth- ly. 2. Once the eng...
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Maintenance 65 sion from cavitation or ventilation, or other damage. ● check the propeller shaft for damage. ● check the splines for wear or damage. ● check for fish line tangled around the pro- peller shaft. ● check the propeller shaft oil seal for dam- age. Emu30662 removing propeller emu29197 spl...
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Maintenance 66 tip: if the propeller nut does not align with the propeller shaft hole after tightening to the specified 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 stable ...
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Maintenance 67 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...
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Maintenance 68 emu29322 checking battery (for electric start models) warning ewm01900 battery electrolytic fluid is poisonous and caustic, and batteries generate ex- plosive hydrogen gas. When working near the battery: ● wear protective eye gear and rubber gloves. ● do not smoke or bring any other s...
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Maintenance 69 emu29333 connecting the battery warning ewm00570 mount the battery holder securely in a dry, well-ventilated, vibration-free loca- tion in the boat. Install a fully charged bat- tery in the holder. Notice ecm01123 reversal of the battery cables will dam- age the electrical parts. 1. M...
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70 trouble recovery emu29427 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 ...
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Trouble recovery 71 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...
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Trouble recovery 72 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? ...
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Trouble recovery 73 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...
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Trouble recovery 74 consult your yamaha dealer if the new fuse immediately blows again. Emu29524 power trim and tilt will not operate if the engine cannot be tilted up or down with the power trim and tilt because of a dis- charged battery or a failure with the power trim and tilt unit, the engine ca...
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Trouble recovery 75 wheel or other moving parts when the engine is running. Do not install the starter mechanism or top cowling after the engine is running. ● do not touch the ignition coil, spark plug wire, spark plug cap, or other elec- trical components when starting or op- erating the motor. You...
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Trouble recovery 76 tip: when the engine does not start with this pro- cedure, see page 76. Emu29671 engine fails to operate emu29706 cold engine fails to start if the engine fails to start when it is cold, use the following procedure. Warning ewm00410 when starting or operating the engine, do not t...
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Trouble recovery 77 running. Do not keep the starter mo- tor turning for more than 5 seconds. If the starter motor is turned continu- ously for more than 5 seconds, the battery will be quickly discharged, thus making it impossible to start the engine. The starter can also be dam- aged. If the engine...
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78 consumer information emu29820 yamaha motor corporation, u.S.A. Outboard motor two year limited warranty.
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Consumer information 79.
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Consumer information 80
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Consumer information 81 emu29841 important warranty information if you use your yamaha outside the usa or canada.
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※グレースケールで出力してください。 emu25062 zmu01690 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. 63b-9-1k hyoshi 09.2.10 9:46 ページ 2.
Page 90: Owner’S Manual
Printed in japan april 2009–0.1 × 1 ! Printed on recycled paper 50 owner’s manual 63b-28199-1k u.S.A.Edition lit-18626-08-36 q read this manual carefully before operating this outboard motor. 63b-9-1k hyoshi 09.2.10 9:46 ページ 1.