Yamaha F2.5D Owner's Manual

Other manuals for F2.5D: Owner's Manual, Manual, Owner's Manual

Summary of F2.5D

  • Page 1

    Read this manual carefully before operating this outboard motor. Owner’s manual f20d f25d ft25f 6bp-28199-76-e0 6bp-9-76-1e0.Book 1 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 2

    Emu25053 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. 6bp-9-76-1e0.Book 1 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 3: Important Manual Information

    Important manual information emu25108 to the owner thank you for selecting 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 safety information............................. 1 outboard motor safety ..................... 1 propeller .............................................. 1 rotating parts ...................................... 1 hot parts.............................................. 1 electric shoc...

  • Page 5: Table of Contents

    Table of contents tilt support bar .................................. 26 cowling lock lever(s) (turn type)........ 26 flushing device ................................. 27 alert indicator ................................... 27 instruments and indicators ............ 28 indicators .......................

  • Page 6: Table of Contents

    Table of contents replacement parts ............................ 60 severe operating conditions.............. 61 maintenance chart 1.......................... 62 maintenance chart 2.......................... 64 greasing............................................ 65 cleaning and adjusting spark plug...

  • Page 7: Safety Information

    1 safety information emu33623 outboard motor safety observe these precautions at all times. Emu36502 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...

  • Page 8: Safety Information

    Safety information 2 emu33821 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 emu33773 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 f...

  • Page 10: General Information

    4 general information emu25172 identification numbers record emu25185 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 1. Ce marking location 1. Ce marking location 1 zmu06473 1 zmu06391 zmu06040 6bp-9-76-1e0.Book 5 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 12: General Information

    General information 6 emu33524 read manuals and labels before operating or working on this outboard 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. Emu33834 warni...

  • Page 13: General Information

    General information 7 f20det, f25de, f25det, ft25fet 3 1 2 zmu06593 6bp-9-76-1e0.Book 7 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 14: General Information

    General information 8 emu33913 contents of labels the above warning labels mean as follows. 1 warning ewm01692 emergency starting does not have start- in-gear protection. Ensure shift control is in neutral before starting engine. 2 warning ewm01682 keep hands, hair, and clothing away from rotating p...

  • Page 15: General Information

    General information 9 emu33844 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

    10 specifications and requirements emu34522 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 f25det remote steering f25dmh tiller handle ft25fet remote steering starting system: f20det electric starter f25de electric starter f25det electric starter f25dmh manual starter ft25fet electric starter starting carburetion system: prime start valve clearance in (c...

  • Page 18: Installation Requirements

    Specifications and requirements 12 f25dmh 0.320 l (0.338 us qt, 0.282 imp.Qt) ft25fet 0.430 l (0.455 us qt, 0.378 imp.Qt) tightening torque: spark plug: 17 nm (1.73 kgf-m, 12.5 ft-lb) propeller nut: 34 nm (3.47 kgf-m, 25.1 ft-lb) engine oil drain bolt: 27 nm (2.75 kgf-m, 19.9 ft-lb) engine oil filte...

  • Page 19: Propeller Selection

    Specifications and requirements 13 emu36291 mounting battery mount the battery holder securely in a dry, well-ventilated, vibration-free location in the 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 ...

  • Page 20: Start-In-Gear Protection

    Specifications and requirements 14 emu25771 start-in-gear protection yamaha outboard motors or yamaha-ap- proved remote control units are equipped with start-in-gear protection device(s). This feature permits the engine to be started only when it is in neutral. Always select neutral before starting ...

  • Page 21: Fuel Requirements

    Specifications and requirements 15 emu36361 fuel requirements emu40202 gasoline use a good quality gasoline that meets the minimum octane rating. If knocking or ping- ing occurs, use a different brand of gasoline or premium unleaded fuel. Notice ecm01982 do not use leaded gasoline. Leaded gasoline c...

  • Page 22: Emergency Equipment

    Specifications and requirements 16 emu36353 emergency equipment keep the following items onboard in case there is trouble with the outboard motor. A tool kit with assorted screwdrivers, pli- ers, wrenches (including metric sizes), and electrical tape. Waterproof flashlight with extra batteries. An e...

  • Page 23: Components

    17 components emu2579z components diagram tip: * may not be exactly as shown; also may not be included as standard equipment on all mod- els (order from dealer). F25dmh 1 2 10 9 5 6 7 23 8 1 12 16 14 18 13 19 21 22 20 15 11 17 zmu06597 3 4 1. Top cowling 2. Cowling lock lever 3. Idle hole 4. Drain s...

  • Page 24: Components

    Components 18 f20det, f25de, f25det, ft25fet emu25804 fuel tank if your model was equipped with a portable fuel tank, its function is as follows. Warning ewm00021 the fuel tank supplied with this engine is its dedicated fuel reservoir and must not be used as a fuel storage container. Com- mercial us...

  • Page 25: Components

    Components 19 emu25831 fuel joint this joint is used to connect the fuel line. Emu25842 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. Emu25851 fuel tank cap this cap seals the fuel tank. When r...

  • Page 26: Components

    Components 20 emu26202 neutral interlock trigger to shift out of neutral, first pull the neutral in- terlock trigger up. Emu26213 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...

  • Page 27: Components

    Components 21 emu25963 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. Emu25977 throttle friction adjuster a ...

  • Page 28: Components

    Components 22 tangled, preventing 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 fo...

  • Page 29: Components

    Components 23 automatically to the “ ” (on) position. Emu31433 steering friction adjuster a friction device provides adjustable resis- tance to the steering mechanism, and can be set according to operator preference. An ad- juster lever is located on the bottom of the til- ler handle bracket. To inc...

  • Page 30: Components

    Components 24 emu26156 power trim and tilt switch on bottom cowling the power trim and tilt switch is located on the side of the bottom cowling. Pushing the switch “ ” (up) trims the outboard motor up, and then tilts it up. Pushing the switch “ ” (down) tilts the outboard motor down and trims it dow...

  • Page 31: Components

    Components 25 emu26254 trim tab warning ewm00841 an improperly adjusted trim tab could cause difficult steering. Always test run after the trim tab has been installed or re- placed to be sure steering is correct. Be sure you have tightened the bolt after ad- justing the trim tab. The trim tab should...

  • Page 32: Components

    Components 26 to tilt the outboard motor up, set the tilt lock lever to the “ ” (up) position. To tilt the out- board motor down, set the tilt lock lever to the “ ” (down) position. Emu26322 tilt support knob to keep the outboard motor in the tilted up position, push the tilt support knob under the ...

  • Page 33: Components

    Components 27 emu26464 flushing device this device is used to clean the cooling wa- ter passages of the motor using a garden hose and tap water. Tip: for details on usage, see page 59. Emu26305 alert indicator if the engine develops a condition which is cause for alert, the indicator lights up. For ...

  • Page 34: Instruments and Indicators

    28 instruments and indicators emu36016 indicators emu36025 low oil pressure-alert indicator if oil pressure drops too low, this indicator will light up. For further information, see page 29. Notice ecm00023 do not continue to run the engine if the low oil pressure-alert indicator is on and the engin...

  • Page 35: Engine Control System

    29 engine control system emu26804 alert system notice ecm00092 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. Emu2681d overheat alert this engine has an overheat-alert device. If the engine temperature...

  • Page 36: Engine Control System

    Engine control system 30 if the alert system has activated, stop the en- gine as soon as it is safe to do so. Check the oil level and add oil as needed. If the oil level is correct and the alert device does not switch off, consult your yamaha dealer. Zmu02360 6bp-9-76-1e0.Book 30 ページ 2013年11月13日 水曜日...

  • Page 37: Installation

    31 installation emu26903 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. Proper mounting depends in part on experience and the specific boat and motor combination....

  • Page 38: Installation

    Installation 32 notice ecm01635 make sure that the idle hole is high enough to prevent water from entering the engine even if the boat is stationary with the 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...

  • Page 39: Installation

    Installation 33 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 tightness. [ewm00652] 1. Bolts zmu02637 1 6bp-9-76-1e0.Book 33 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 40: Operation

    34 operation emu36382 first-time operation emu36393 fill engine oil the engine is shipped from the factory with- out 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 before first-time operation to avoid sev...

  • Page 41: Operation

    Operation 35 dent could occur. Notice ecm00121 do not start the engine out of water. Over- heating and serious engine damage can occur. Emu36561 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 ...

  • Page 42: Operation

    Operation 36 turns smoothly and that it completely re- turns to the fully closed position. Look for loose or damaged connections of the throttle cable and shift link. Remote control models: turn the steering wheel full-right and full- left. Make sure operation is smooth and unrestricted throughout t...

  • Page 43: Operation

    Operation 37 3. Insert the oil dipstick completely and re- move it again. 4. Check that the oil level on the oil dipstick is between the upper and lower marks. Consult your yamaha dealer if the oil level is not at the proper level or if it ap- pears milky or dirty. Emu27154 engine check the engine a...

  • Page 44: Operation

    Operation 38 after installing, check the fitting of the top cowling by pushing it with both hands. If the top cowling is loose, have it repaired by your yamaha dealer. Emu38911 checking power trim and tilt system warning ewm01971 never get under the lower unit while it is tilted, even when the tilt ...

  • Page 45: Operation

    Operation 39 injury or death. Handle gasoline with care. Never siphon gasoline by mouth. If you should swallow some gasoline or inhale a lot of gasoline vapor, or get some gasoline in your eyes, see your doctor immediately. If gasoline spills on your skin, wash with soap and wa- ter. If gasoline spi...

  • Page 46: Operation

    Operation 40 open flames and sparks while loosen- ing the air vent screw. This product emits exhaust gases which contain carbon monoxide, a col- orless, odorless gas which could cause brain damage or death when inhaled. Symptoms include nausea, dizziness, and drowsiness. Keep cockpit and cab- in are...

  • Page 47: Operation

    Operation 41 emu39013 manual start/prime start models warning ewm01841 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 cloth- ing, or your arm or leg while operating. Do not attach the cord t...

  • Page 48: Operation

    Operation 42 warmed up. For further information, see page 44. 6. Slowly return the throttle grip to the fully closed position. Starting procedure (warm engine) 1. Place the gear shift lever in neutral. Tip: the start-in-gear protection device prevents the engine from starting except when in neu- tra...

  • Page 49: Operation

    Operation 43 6. After the engine starts, slowly return the manual starter handle to its original posi- tion before releasing it. 7. Loosen the throttle friction adjuster and return the throttle to the fully closed po- sition. Warning! Loosen the throttle friction adjuster. If there is too much resis...

  • Page 50: Operation

    Operation 44 5. Immediately after the engine starts, re- lease the main switch and allow it to re- turn to “ ” (on). Notice: never turn the main switch to “ ” (start) while the engine is running. Do not keep the starter motor turning for more than 5 seconds. If the starter motor is turned continuous...

  • Page 51: Operation

    Operation 45 if necessary. Consult your yamaha dealer if the cause for the low oil pressure alert cannot be found. [ecm01832] emu36532 checks after engine warm up emu36542 shifting while the boat is tightly moored, and without applying throttle, confirm that the engine shifts smoothly into forward a...

  • Page 52: Operation

    Operation 46 tip: tiller handle models: the gear shift lever op- erates only when the throttle grip is in the ful- ly closed position. To shift from in gear (forward/reverse) to neutral 1. Close the throttle so that the engine slows to idle speed. 2. After the engine is at idle speed in gear move th...

  • Page 53: Operation

    Operation 47 wind direction. Emu27822 stopping engine before stopping the engine, first let it cool off for a few minutes at idle or low speed. Stop- ping the engine immediately after operating at high speed is not recommended. Emu27848 procedure 1. Push and hold the engine stop button or turn the m...

  • Page 54: Operation

    Operation 48 trim angle. The trim angle of the outboard motor helps determine the position of the bow of the boat in the water. Correct trim angle will help im- prove performance and fuel economy while reducing strain on the engine. Correct trim angle depends upon the combination of boat, engine, an...

  • Page 55: Operation

    Operation 49 your boat and operating conditions. Tip: the outboard motor trim angle can be changed approximately 4 degrees by shifting the trim rod one hole. Emu27889 adjusting trim angle (power trim and tilt) warning ewm00754 be sure all people are clear of the out- board motor when adjusting the t...

  • Page 56: Operation

    Operation 50 bow down too much trim-in causes the boat to “plow” through the water, decreasing fuel economy and making it hard to increase speed. Oper- ating 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 57: Operation

    Operation 51 2. Disconnect the fuel line from the out- board motor. 3. Place the tilt lock lever (if equipped) in the release/up position. 4. Pull up the shallow water lever (if equipped). 5. Hold the rear of the top cowling with one hand and tilt the engine up fully. 6. Push the tilt support knob i...

  • Page 58: Operation

    Operation 52 3. Push the tilt support knob into the clamp bracket to support the engine. Warn- ing! After tilting the outboard motor, be sure to support it with the tilt sup- port knob or tilt support lever. Other- wise the outboard motor could fall back down suddenly if oil in the pow- er trim and ...

  • Page 59: Operation

    Operation 53 3. Push the power trim and tilt switch “ ” (down) to lower the outboard motor to the desired position. Emu28063 shallow water emu28074 cruising in shallow water (manual tilt models) warning ewm01782 run the boat at the lowest possible speed when using the shallow water cruising system. ...

  • Page 60: Operation

    Operation 54 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, supporting the outboard motor in a par- tially raised position. This outboard mo- tor has 2 positions for shallow water cruising. 4. To return t...

  • Page 61: Operation

    Operation 55 emu32923 procedure for power trim and tilt models 1. Place the remote control lever in neutral. 2. Slightly tilt the outboard motor up to the desired position using the power trim and tilt switch. Warning! Using the power trim and tilt switch on the bot- tom cowling while the boat is mo...

  • Page 62: Maintenance

    56 maintenance emu2822b transporting and storing outboard motor warning ewm02621 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. This ca...

  • Page 63: Maintenance

    Maintenance 57 tip: place a towel or something similar under the outboard motor to protect it from damage. Emu28242 storing outboard motor when storing your yamaha outboard motor for prolonged periods of time (2 months or longer), several important procedures must be performed to prevent excessive d...

  • Page 64: Maintenance

    Maintenance 58 sufficient, engine seizure may occur. [ecm00292] 5. Run the engine at a fast idle for a few minutes in neutral position. Warning! Do not touch or remove electrical parts when starting or during opera- tion. Keep hands, hair, and clothes away from the flywheel and other ro- tating part...

  • Page 65: Maintenance

    Maintenance 59 use. 3. Grease all grease fittings. For further de- tails, see page 65. Tip: for long-term storage, fogging the engine with oil is recommended. Contact your yamaha dealer for information about fogging oil and procedures for your engine. Emu28446 flushing power unit perform this proced...

  • Page 66: Maintenance

    Maintenance 60 will leak out of the connector instead of cooling the engine, which can cause serious overheating. Be sure the connector is tightened securely on the fitting after flushing the en- gine. [ecm00542] tip: when flushing the engine with the boat in the water, tilting up the outboard motor...

  • Page 67: Maintenance

    Maintenance 61 cessories are available from your yamaha dealer. Emu34152 severe operating conditions severe operating conditions involve one or more of the following types of operation on a regular basis: operating continuously at or near maxi- mum engine speed (rpm) for many hours operating continu...

  • Page 68: Maintenance

    Maintenance 62 emu34448 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 adjusted...

  • Page 69: Maintenance

    Maintenance 63 fuel line inspection or replace- ment as necessary fuel pump inspection or replace- ment as necessary fuel/engine oil leakage inspection gear oil replacement greasing points greasing clamp bracket bolt (through tube) inspection and greas- ing impeller/water pump housing inspection or ...

  • Page 70: Maintenance

    Maintenance 64 emu34452 maintenance chart 2 emu28912 tip: when using lead or high-sulfur gasoline, inspecting valve clearance may be required more frequently than every 500 hours. Fuel tank (yamaha por- table tank) inspection and clean- ing as necessary item actions every 1000 hours exhaust guide/ex...

  • Page 71: Maintenance

    Maintenance 65 emu28944 greasing yamaha grease a (water resistant grease) yamaha grease d (corrosion resistant grease; for propeller shaft) f25dmh zmu06554 6bp-9-76-1e0.Book 65 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 72: Maintenance

    Maintenance 66 f20det, f25de, f25det, ft25fet emu44850 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- ple, if the center electrode porcelai...

  • Page 73: Maintenance

    Maintenance 67 allow external sparks, which could lead to explosion or fire. [ewm00562] 3. Be sure to use the specified spark plug, otherwise the engine may not operate properly. Before fitting the spark plug, measure the electrode gap with a wire thickness gauge; replace it if out of spec- ificatio...

  • Page 74: Maintenance

    Maintenance 68 whether the idle speed is set to specifi- cation. For idle speed specifications, see page 10. If you have difficulty verifying the idle speed, or the idle speed requires adjustment, consult a yamaha dealer or other qualified mechanic. Emu38807 changing engine oil warning ewm00761 avoi...

  • Page 75: Maintenance

    Maintenance 69 tip: if the oil does not drain easily, change the tilt angle or turn the outboard motor to port and starboard to drain the oil. 7. 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 whe...

  • Page 76: Maintenance

    Maintenance 70 13. Start the engine and make sure that the low oil pressure-alert indicator remains off. Also, make sure that there are no oil leaks. Notice: if the low oil pressure- alert indicator comes on or if there are oil leaks, stop the engine and find the cause. Continued operation with a pr...

  • Page 77: Maintenance

    Maintenance 71 checkpoints check each of the propeller blades for ero- 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 da...

  • Page 78: Maintenance

    Maintenance 72 bend the ends over securely. Otherwise, the propeller could come off during oper- ation and be lost. 1. Apply yamaha marine grease or a corro- sion resistant grease to the propeller shaft. 2. Install the spacer (if equipped), thrust washer, washer (if equipped), and pro- peller on the...

  • Page 79: Maintenance

    Maintenance 73 always use new gaskets. Do not reuse the removed gaskets. 4. Remove the oil level plug and gasket to allow the oil to drain completely. Notice: check the used gear oil after it has been drained. If the gear oil is milky or contains water or a large amount of metal particles, the gear ...

  • Page 80: Maintenance

    Maintenance 74 leak, which could result in a fire or ex- plosion hazard. Dispose of old gasoline according to lo- cal regulations. 1. Empty the fuel tank into an approved container. 2. Pour a small amount of suitable solvent into the tank. Install the cap and shake the tank. Drain the solvent comple...

  • Page 81: Maintenance

    Maintenance 75 tip: inspect ground leads attached to external anodes on equipped models. Consult a yamaha dealer for inspection and replace- ment of internal anodes attached to the pow- er unit. Emu29324 checking battery (for electric start models) warning ewm01903 battery electrolyte is poisonous a...

  • Page 82: Maintenance

    Maintenance 76 3. The electrical contacts of the battery and cables must be clean and properly con- nected, or the battery will not start the engine. Emu29372 disconnecting the battery 1. Turn off the battery cut-off switch (if equipped) and main switch. Notice: if they are left on, the electrical s...

  • Page 83: Trouble Recovery

    77 trouble recovery emu29428 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 84: Trouble Recovery

    Trouble recovery 78 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 85: Trouble Recovery

    Trouble recovery 79 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 86: Trouble Recovery

    Trouble recovery 80 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 87: Trouble Recovery

    Trouble recovery 81 emu29513 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 can be tilted manually. 1. Loosen the manual valve screw by turn- ing...

  • Page 88: Trouble Recovery

    Trouble recovery 82 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. Make sure no one is standing behind you when pulling the starter rope...

  • Page 89: Trouble Recovery

    Trouble recovery 83 4. Pass the start-in-gear protection cable under the fuel line and remove the spring from it. 5. Be sure that the gear shift is in neutral and that the clip is attached to the en- gine shut-off switch. 6. Insert the knotted end of the emergency starter rope into the notch in the ...

  • Page 90: Trouble Recovery

    Trouble recovery 84 emu38852 emergency starting engine (electric start model) 1. Remove the top cowling and protective cover. 2. Pull off the 10-pin connector from the clamp and remove the flywheel magnet cover (if equipped). 3. Remove the flywheel magnet cover after removing the bolt(s). 4. Be sure...

  • Page 91: Trouble Recovery

    Trouble recovery 85 procedure. Tip: 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. Also if the engine is warm and fails to start, open the throttle a same amou...

  • Page 92: Index

    86 index a alcohol and drugs ................................... 2 alert indicator........................................ 27 alert system .......................................... 29 anode(s), inspecting and replacing ...... 74 anti-fouling paint ................................... 15 avoid collis...

  • Page 93: Index

    Index 87 l laws and regulations.............................. 3 low oil pressure alert............................ 29 low oil pressure-alert indicator............. 28 lubrication ............................................ 58 m main switch ........................................... 22 maintenance ...

  • Page 94: Index

    Index 88 top cowling, installing........................... 37 top cowling, removing.......................... 35 transporting and storing outboard motor .................................................. 56 trimming outboard motor ..................... 47 trim rod (tilt pin)...........................

  • Page 95

    6bp-9-76-1e0.Book 89 ページ 2013年11月13日 水曜日 午後6時11分.

  • Page 96

    Printed on recycled paper printed in japan december 2013–0.5 1 ! 6bp-9-76-1e0.Book 1 ページ 2013年11月13日 水曜日 午後6時11分.