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Yamaha Electone F-25 Owner's Manual
Summary of Electone F-25
Page 1
Read this manual carefully before operating this outboard motor. Owner’s manual f2.5 f4 f6 lit-18626-10-13 6bv-f8199-37-e0 u6bv37e0.Book page 1 wednesday, may 1, 2013 8:56 am.
Page 2
Zmu07696 les gaz d’échappement du moteur de ce produit contiennent des substances chimiques connues dans l’État de californie pour provoquer le cancer, des anomalies congénitales et des troubles de la reproduction. Read this manual carefully before operating this outboard motor. Keep this manual onb...
Page 3: To The Owner
Important manual information emu44140 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 obtain maximum enjoyment from your n...
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 operation ......................................... 43 first-time operation ....................... 43 fill engine oil .................................... 43 breaking in engine............................ 43 getting to know your boat ................ 43 checks before starting engi...
Page 6: Table Of Contents
Table of contents treatment of submerged motor..... 99 consumer information.................. 100 yamaha four-stroke outboard motor three-year limited warranty............................. 100 important warranty information if you use your yamaha outside the u.S.A. Or canada ........ 102 u6bv37e0.Bo...
Page 7: Safety Information
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 neu- tral, and sharp edges of the propeller can cut even ...
Page 8: Safety Information
Safety information 2 emu33780 modifications do not attempt to modify this outboard motor. Modifications to your outboard motor may re- duce safety and reliability, and render the out- board unsafe or illegal to use. Emu33740 boating safety this section includes a few of the many im- portant safety p...
Page 9: Safety Information
Safety information 3 ● avoid areas with submerged objects or shallow water. ● ride within your limits and avoid aggressive maneuvers to reduce the risk of loss of con- trol, ejection, and collision. ● take early action to avoid collisions. Re- member, boats do not have brakes, and stopping the engin...
Page 10: Safety Information
Safety information 4 presented in the following section are con- densed- and have been provided for your convenience only. Contact the u.S. Coast guard, the national association of state boating law administra- tors, or your local power squadron for a com- plete set of rules governing the waters in ...
Page 11: Safety Information
Safety information 5 stand-on vessel the vessel with the right-of-way has the duty to continue its course and speed, except to avoid an immediate collision. When you main- tain your direction and speed, the other vessel will be able to determine how best to avoid you. Give-way vessel the vessel that...
Page 12: Safety Information
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 other 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 way...
Page 13: Safety Information
Safety information 7 are passed on the starboard (right) side when proceeding from open water into port, and black buoys are to port (left) side. When navi- gating out of port, your position with respect to the buoys should be reversed; red buoys should be to port and black buoys to star- board. Man...
Page 14: Safety Information
Safety information 8 zmu01708 u6bv37e0.Book page 8 wednesday, may 1, 2013 8:56 am.
Page 15: General Information
General information 9 emu25171 identification numbers record emu25184 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 16: General Information
General information 10 emu33523 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. Emu3383...
Page 17: General Information
General information 11 emu44250 contents of labels the above warning labels mean as follows. 1 warning ewm02730 gasoline is highly flammable and explo- sive. Shut off engine before refueling. Tighten tank cap and air vent valve when not in use. 2 warning ewm01681 ● keep hands, hair, and clothing awa...
Page 18: General Information
General information 12 emu35132 symbols the following symbols mean as follows. Notice/warning read owner’s manual hazard caused by continuous rotation electrical hazard zmu05696 zmu05664 zmu05665 zmu05666 u6bv37e0.Book page 12 wednesday, may 1, 2013 8:56 am.
Page 19: General Information
General information 13 emu42710 warning labels if these labels are damaged or missing, contact your yamaha dealer for replacements. F4, f6 4 3 1 2 zmu06795 u6bv37e0.Book page 13 wednesday, may 1, 2013 8:56 am.
Page 20: General Information
General information 14 zmu06861 1 2 3 4 gasoline is highly flammable and explosive. Shut off engine before refueling. Tighten tank cap and air vent valve when not in use. Yamaha 6s7-42698-60 warning l’essence est extrêmement inflammable et explosive. Areter le moteur avant de taire le plein de carbu...
Page 21: General Information
General information 15 emu44260 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 rotatin...
Page 22: General Information
General information 16 electrical hazard zmu05666 u6bv37e0.Book page 16 wednesday, may 1, 2013 8:56 am.
Page 23: Specifications
Specifications and requirements 17 emu38091 specifications tip: “(al)” stated in the specification data below represents the numerical value for the alumi- num propeller installed. Emu2821s dimension and weight: overall length: f2.5mha 623 mm (24.5 in) f4mha 750 mm (29.5 in) f6mha 750 mm (29.5 in) o...
Page 24: Installation Requirements
Specifications and requirements 18 starting carburetion system: choke valve valve clearance in (cold engine): 0.08–0.12 mm (0.0032–0.0047 in) valve clearance ex (cold engine): 0.08–0.12 mm (0.0032–0.0047 in) lower unit: gear shift positions: f2.5mha forward-neutral f4mha forward-neutral-reverse f6mh...
Page 25: Propeller Selection
Specifications and requirements 19 emu43000 mounting the outboard motor f2.5 warning ewm01570 ● improper mounting of the outboard mo- tor could result in hazardous conditions such as poor handling, loss of control, or fire hazards. ● because the motor is very heavy, spe- cial equipment and training ...
Page 26: Engine Oil Requirements
Specifications and requirements 20 f4, f6 emu39191 start-in-gear protection (f4, f6) yamaha outboard motors are equipped with start-in-gear protection device. This feature permits the engine to be started only when it is in neutral. Always select neutral before starting the engine. Emu39692 engine o...
Page 27
Specifications and requirements 21 a gasoline that is advertised as top tier de- tergent gasoline. Failure to comply with these recommendations may also result in un- scheduled maintenance, fuel system dam- age, and internal engine damage. Notice ecm01981 ● do not use leaded gasoline. Leaded gas- ol...
Page 28: Muddy Or Acidic Water
Specifications and requirements 22 gasoline filtration yamaha outboard motors are equipped with internal fuel filters. However, excessive water or debris entering your engine’s fuel system could prematurely clog the internal filters, causing starting and running problems, fuel system damage, and int...
Page 29: Motor Disposal Requirements
Specifications and requirements 23 notice ecm02420 painted sacrificial anodes will not provide corrosion protection. Emu36341 motor disposal requirements never illegally discard (dump) the motor. Yamaha recommends consulting the dealer about discarding the motor. Emu36352 emergency equipment keep th...
Page 30: Manufactured:
Specifications and requirements 24 emu39201 manufactured date label this label is attached to the clamp bracket. F2.5 f4, f6 emu25274 star labels your outboard motor is labeled with a califor- nia air resources board (carb) star label. See below for a description of your particular label. F2.5 f4, f...
Page 31
Specifications and requirements 25 emu40330 one star—low emission the one-star label identifies engines that meet the air resources board’s personal watercraft and outboard marine engine 2001 exhaust emission standards. Engines meet- ing these standards have 75% lower emis- sions than conventional c...
Page 32: Components
Components 26 emu2579y components diagram tip: * may not be exactly as shown; also may not be included as standard equipment on all models (order from dealer). F2.5 zmu07612 13 12 11 1. Top cowling 2. Cowling lock lever(s) 3. Carrying handle 4. Steering friction adjuster 5. Anti-cavitation plate 6. ...
Page 33: Components
Components 27 f4, f6 zmu07495 1 2 3 11 12 13 15 14 21 19 18 20 16 22 23 24 25 4 26 5 6 8 7 9 10 17 1. Top cowling 2. Cowling lock lever 3. Carrying handle 4. Anti-cavitation plate 5. Propeller* 6. Cooling water inlet 7. Trim rod 8. Clamp bracket 9. Steering friction adjuster 10.Fuel tank cap 11.Air ...
Page 34: Components
Components 28 emu44002 fuel tank (built-in fuel tank) (f2.5) this outboard motor is equipped with a built- in fuel tank and its parts are as follows. Fuel tank cap this cap seals the fuel tank. When the cap is removed, the tank can be filled with fuel. To remove the cap, turn it counterclockwise. Ai...
Page 35: Components
Components 29 to close the air vent valve, align the pointer on the air vent valve with the “close” posi- tion. Emu43102 fuel tank (portable fuel tank) (f4, f6) this model can be equipped with an optional portable fuel tank. The parts of the fuel tank are as follows. Warning ewm00020 the fuel tank s...
Page 36: Components
Components 30 emu42990 fuel cock f2.5 the fuel cock turns on and off the supply of fuel from the fuel tank to the engine. F4, f6 the fuel cock turns on and off the supply of fuel from the fuel tank to the engine. The fuel cock has 3 positions: the closed po- sition, built-in fuel tank position, and ...
Page 37: Components
Components 31 f4, f6 to send fuel from the fuel tank to the carbure- tor, align the fuel cock with the position for the built-in fuel tank or portable fuel tank accord- ing to which fuel tank is being used. When using the built-in fuel tank, align the fuel cock with the built-in fuel tank position. ...
Page 38: Components
Components 32 f4, f6 move the gear shift lever forward to engage the forward gear or rearward to engage the reverse gear. Emu25942 throttle grip the throttle grip is on the tiller handle. Turn the grip counterclockwise to increase speed and clockwise to decrease speed. F2.5 f4, f6 emu39711 throttle ...
Page 39: Components
Components 33 emu39243 throttle friction adjuster the throttle friction adjuster provides adjust- able resistance when the throttle grip is turned, and can be set according to operator preference. To increase resistance, turn the throttle fric- tion adjuster clockwise. To decrease resistance, turn t...
Page 40: Components
Components 34 f2.5 f4, f6 emu26003 engine stop button the engine stop button stops the engine when the button is pushed. F2.5 f4, f6 emu26013 choke knob for pull type to supply the engine with the rich fuel mixture required to start, pull out this knob. F2.5 1. Clip 2. Cord 3. Engine shut-off switch...
Page 41: Components
Components 35 f4, f6 emu39723 fuel joint cap (f4, f6) the fuel joint is equipped with the fuel joint cap. Warning! When not using a portable fuel tank, make sure to install the fuel joint cap. Otherwise, injury could result from strik- ing the fuel joint accidentally. [ewm02411] emu26074 manual star...
Page 42: Components
Components 36 f2.5 f4, f6 to increase resistance, turn the steering fric- tion adjuster clockwise. To decrease resistance, turn the steering fric- tion adjuster counterclockwise. Emu40101 trim rod (tilt pin) the trim rod (tilt pin) is used to adjust the trim angle of the outboard motor in relation t...
Page 43: Components
Components 37 when the gear shift lever is moved to the neu- tral position or forward position, the outboard motor can be tilted up. Emu39832 tilt support bar (f4, f6) use the tilt support bar to keep the outboard motor in the tilted up position or a shallow wa- ter cruising position. Emu42600 tilt ...
Page 44: Components
Components 38 f2.5 f2.5 f4, f6 emu42850 carrying handle f2.5 a carrying handle is provided on the rear of the outboard motor. It enables you to carry the outboard motor easily with one hand. F4, f6 the carrying handle is used to carry the out- board motor. For information on carrying and transportin...
Page 45: Installation
Installation 39 emu39731 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 46: Installation
Installation 40 4. Hold the carrying handle and the hand- grip on the front side of the bottom cowl- ing and lift up the outboard motor using two people. 5. Mount the outboard motor on the center line (keel line) of the boat, and ensure that the boat itself is well balanced. Oth- erwise the boat wil...
Page 47: Installation
Installation 41 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, the water resistance will increase and thereby...
Page 48: Installation
Installation 42 2. Attach one end to the restraint cable at- tachment and the other to a secure mounting point on the boat. Otherwise the engine could be completely lost if it accidentally falls off the transom. F2.5 f4, f6 1. Clamp screw 1. Restraint cable attachment 1. Restraint cable attachment z...
Page 49: Operation
Operation 43 emu36381 first-time operation emu36391 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 50: Operation
Operation 44 emu43710 remove the top cowling for the following checks, remove the top cowling from the bottom cowling. To remove the top cowling, pull the cowling lock lever(s) up and lift up the top cowling. F2.5 f2.5 f4, f6 emu36442 fuel system warning ewm00060 gasoline and its vapors are highly f...
Page 51: Operation
Operation 45 ● check the throttle cable and throttle link for loose or damaged connections. ● check the shift link and start-in-gear protec- tion cable for loose or damaged connec- tions. Emu36483 engine shut-off cord (lanyard) inspect the engine shut-off cord and clip for damage, such as cuts, brea...
Page 52: Operation
Operation 46 f4, f6 1. Place the outboard motor in an upright position (not tilted). Notice: if the mo- tor is not level, the oil level indicated on the dipstick may not be accurate. [ecm01790] 2. Remove the oil filler cap and wipe the at- tached oil dipstick clean. Tip: the oil lubrication check wi...
Page 53: Operation
Operation 47 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. F4, f6 1. Check the rubber seal for damage. If the rubber seal is damaged, have it replaced by a yamaha dealer. 2. Align the fuel ta...
Page 54: Operation
Operation 48 6. Check the fitting of the top cowling by pushing it with both hands. Notice: if the top cowling is not installed cor- rectly, water spray under the top cowl- ing can damage the engine, or the top cowling can blow off at high speeds. [ecm01991] emu43463 filling fuel warning ewm01950 be...
Page 55: Operation
Operation 49 f4, f6 2. Fill the fuel tank, but do not overfill it. Warning! Do not overfill. Otherwise fuel can expand and overflow if the temperature increases. [ewm02610] f2.5 f4, f6 3. Tighten the fuel tank cap until a click is heard. 4. Wipe up any spilled gasoline immediately with dry rags. Dis...
Page 56: Operation
Operation 50 3. Remove the fuel tank from the boat. 4. To loosen the air vent screw, turn it coun- terclockwise until it stops. 5. While pressing and holding the pressure relief tab under the fuel tank cap, slowly turn the fuel tank cap counterclockwise 1/4 turn. Tip: release the fuel vapor containe...
Page 57: Operation
Operation 51 ● dispose of rags properly according to local laws or regulations. 8. Turn the fuel tank cap clockwise to tight- en it until a click is heard. 9. Turn the air vent screw clockwise to close it. Emu44111 operating engine warning ewm02701 ● before starting the engine, make sure that the bo...
Page 58: Operation
Operation 52 2. Align the fuel cock with the built-in fuel tank position. 3. Remove the top cowling, and then squeeze the primer pump in the bottom cowling repeatedly until you feel it be- come slightly firm. 4. Install the top cowling. Sending fuel for portable fuel tank (optional) (f4, f6) 1. To l...
Page 59: Operation
Operation 53 4. Remove the fuel joint cap. Align the fuel joint on the fuel hose with the fuel joint on the outboard motor and connect the fuel hose securely between the tank and the outboard motor while pinching the joint so that the primer pump arrow is pointing to- ward the outboard motor. 5. Wip...
Page 60: Operation
Operation 54 emu27494 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. Emu42880 manual start warning ewm01840 ● failure to attached engine shut...
Page 61: Operation
Operation 55 4. Place the choke knob in the “ ” (start) position. After the engine starts, re- turn the knob to the “ ” (run) position. Tip: ● when restarting a warm engine, place the choke knob in the “ ” (run) position. ● if the choke knob is left in the “ ” (start) position while the engine is ru...
Page 62: Operation
Operation 56 2. Attach the engine shut-off cord to a se- cure place on your clothing, or your arm or leg. Then, install the clip on the other end of the cord to the engine shut-off switch. 3. Align the engine start mark “ ” on the throttle grip with the notch in the tiller han- dle. Tip: if the ambi...
Page 63: Operation
Operation 57 6. After the engine starts, slowly return the manual starter handle to its original posi- tion before releasing it. 7. Warm up the engine. For further informa- tion, see page 57. 8. Return the choke knob to its original posi- tion gradually. 9. Slowly return the throttle grip to the ful...
Page 64: Operation
Operation 58 or less. After the engine has warmed up, push the choke knob in fully. Failure to do so will shorten engine life. Tip: ● if the choke knob is left pulled out after the engine starts, the engine will stall. ● in temperatures of -5°c or less, leave the choke knob pulled out fully for appr...
Page 65: Operation
Operation 59 to shift from in gear 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 the gear shift lever firmly and crisp- ly into the neutral position. F4, f6 to shift to forward or reverse move the gear shift lever to the fo...
Page 66: Operation
Operation 60 emu39882 stopping boat (f4, f6) warning ewm02321 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 load or other parts of the boat. This could increase the risk of serious injury. It could also damage the shift...
Page 67: Operation
Operation 61 2. Close the air vent valve and air vent screw. 3. Align the fuel cock with the closed posi- tion. 4. After stopping the engine, disconnect the fuel hose from the fuel joint on the out- board motor, and then install the fuel joint cap. Warning! When not using a por- table fuel tank, mak...
Page 68: Operation
Operation 62 5. Disconnect the fuel hose from the fuel joint on the fuel tank. Emu40111 trimming outboard motor warning ewm00740 excessive trim for the operating condi- tions (either trim up or trim down) can cause boat instability and can make steer- ing the boat more difficult. This increases the ...
Page 69: Operation
Operation 63 f4, f6 emu42830 adjusting trim angle for manual tilt models warning ewm00400 ● stop the engine before adjusting the trim angle. ● use care to avoid being pinched when removing or installing the rod. ● use caution when trying a trim position for the first time. Increase speed gradu- ally...
Page 70: Operation
Operation 64 emu40121 adjusting boat trim generally, a boat is stable when the keel line of the boat is up about 3 to 5 degrees. With the bow up, the boat may have a greater ten- dency to steer to one side or the other. If this occurs, adjust the trim angle. Bow up too much trim-out puts the bow of ...
Page 71: Operation
Operation 65 warning ewm02722 leaking fuel is a fire hazard. Close the air vent valve or air vent screw and place the fuel cock in the closed position if the out- board motor will be tilted for more than a few minutes. Otherwise, fuel may leak. Notice ecm00231 ● before tilting the outboard motor, fo...
Page 72: Operation
Operation 66 tip: if the outboard motor is not facing forward, the tilt support lever cannot automatically turn to the locked position. If the tilt support lever does not automatically lock, swing the out- board motor a little to the left and right. F4, f6 1. Align the fuel cock with the closed posi...
Page 73: Operation
Operation 67 6. Hold the rear of the top cowling and fully tilt the outboard motor up. Slightly lower the outboard motor from the fully tilted up position and fit the tilt support bar secure- ly into the holder located on the clamp bracket. Emu42950 procedure for tilting down f2.5 1. Slightly tilt t...
Page 74: Operation
Operation 68 emu28062 shallow water (f4, f6) emu39891 cruising in shallow water warning ewm02391 ● operate the boat at the lowest possible speed when cruising in shallow water. Hitting an underwater obstacle could cause the outboard motor to lift out of the water, resulting in loss of control. ● whe...
Page 75: Operation
Operation 69 2. Slightly tilt the outboard motor up, and then slowly tilt the outboard motor down while pulling the tilt support bar up. Emu35391 cruising in other conditions cruising in salt water after operating in salt water, flush the cooling water passages with fresh water to prevent them from ...
Page 76: Maintenance
Maintenance 70 emu43015 transporting and storing out- board motor warning ewm02620 ● 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 77: Maintenance
Maintenance 71 tip: place a towel or something similar under the outboard motor to protect it from damage. F4, f6 warning ewm02300 do not hold the top cowling or tiller handle when mounting or dismounting the out- board motor. Otherwise, the outboard mo- tor could fall. 1. Stop the engine and land t...
Page 78: Maintenance
Maintenance 72 7. Turn the tiller handle 180° so that it is pointing rearward. 8. Loosen the clamp screws. 9. Hold the carrying handle and the hand- grip on the front side of the bottom cowl- ing and lift up the outboard motor using two people to dismount it from the boat. 10. When transporting or s...
Page 79: Maintenance
Maintenance 73 emu43661 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 damage. It is advisable to have your outboard motor serviced by an authorized yamaha dealer p...
Page 80: Maintenance
Maintenance 74 tip: the use of “yamaha fuel conditioner and stabilizer” eliminates the need to drain the 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. Remove the propeller. Fo...
Page 81: Maintenance
Maintenance 75 4. Remove the top cowling and fogging hole cap. 5. Remove the propeller. For further infor- mation, see page 89. 6. Install the outboard motor on the test tank. 7. Fill the test tank with fresh water to above the level of the anti-cavitation plate. Notice: if the fresh water level is ...
Page 82: Maintenance
Maintenance 76 emu39637 flushing with the water flush plug (option- al) (f4, f6) notice ecm00301 before starting the engine, make sure to supply water to the cooling water passag- es. Otherwise, the engine could overheat and be damaged. Cooling system flushing is essential to pre- vent the cooling s...
Page 83: Maintenance
Maintenance 77 8. Turn on the water supply to the outboard motor. 9. Start the engine, operate it for 10–15 min- utes at engine idle speed. 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 ...
Page 84: Maintenance
Maintenance 78 2. Drain the cooling water completely out of the outboard motor. Clean the body thor- oughly. Emu28461 checking painted surface of outboard motor check the outboard motor for scratches, nicks, or flaking paint. Areas with damaged paint are more likely to corrode. If necessary, clean a...
Page 85: Maintenance
Maintenance 79 nance will often pay off many times over in in- creased engine life and greater owner satisfaction. Consult your yamaha dealer for additional maintenance recommendations. Emu34446 maintenance chart 1 tip: ● refer to the sections in this chapter for explanations of each owner-specific ...
Page 86: Maintenance
Maintenance 80 fuel line inspection or replace- ment as necessary fuel pump (f4, f6) inspection or replace- ment as necessary fuel/engine oil leakage inspection gear oil replacement greasing points greasing impeller/water pump housing inspection or replace- ment as necessary impeller/water pump hous...
Page 87: Maintenance
Maintenance 81 emu34451 maintenance chart 2 emu28943 greasing yamaha grease a (water resistant grease) yamaha grease d (corrosion resistant grease; for propeller shaft) f2.5 item actions every 1000 hours exhaust guide/exhaust manifold inspection or replace- ment as necessary u6bv37e0.Book page 81 we...
Page 88: Maintenance
Maintenance 82 f4, f6 zmu06764 u6bv37e0.Book page 82 wednesday, may 1, 2013 8:56 am.
Page 89: Maintenance
Maintenance 83 emu39293 cleaning and adjusting spark plug the spark plug is an important engine compo- nent. The condition of the spark plug can indi- cate something about the condition of the engine. For example, if the center electrode porcelain is very white, this could indicate an intake air lea...
Page 90: Maintenance
Maintenance 84 tip: if a torque-wrench is not available when you are fitting a spark plug, a good estimate of the correct torque is 1/4 to 1/2 a turn past finger- tight. Have the spark plug adjusted to the cor- rect torque as soon as possible with a torque- wrench. Emu42462 checking fuel filter (f2....
Page 91: Maintenance
Maintenance 85 2. Prepare a suitable container that holds a larger amount than the engine oil capaci- ty. Loosen and remove the drain screw and gasket while holding the container under the drain hole. Then remove the oil filler cap. Let the oil drain completely. Wipe up any spilled oil immediately. ...
Page 92: Maintenance
Maintenance 86 6. Dispose of used oil according to local regulations. 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. F4, f6 warning ewm00760 ● avoid drainin...
Page 93: Maintenance
Maintenance 87 tip: the oil lubrication check window does not in- dicate the engine oil level. Use the oil lubrica- tion check window to make sure that the engine is being lubricated with oil while it is running. 6. Insert the tube of the oil changer into the oil filler hole, and then extract the en...
Page 94: Maintenance
Maintenance 88 oil level is not at the proper level, add or extract oil until the oil is between the up- per and lower marks. 15. Start the engine and make sure that there are no oil leaks. Notice: if there are oil leaks, stop the engine and find the cause. Consult your yamaha dealer if the problem ...
Page 95: Maintenance
Maintenance 89 emu30662 removing propeller emu39310 spline models 1. Straighten the cotter pin and pull it out us- ing a pair of pliers. 2. Remove the propeller nut and washer. Warning! Do not use your hand to hold the propeller when loosening the propeller nut. [ewm01890] 3. Remove the propeller an...
Page 96: Maintenance
Maintenance 90 tip: if the propeller nut hole does not align with the propeller shaft hole after tightening the pro- peller nut, tighten the nut further or loosen the nut to align the holes. Emu39784 changing gear oil warning ewm02350 be sure the outboard motor is securely fastened to the transom or...
Page 97: Maintenance
Maintenance 91 f2.5 f4, f6 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. Emu39332 inspecting and replacing ano...
Page 98: Trouble Recovery
Trouble recovery 92 emu44021 troubleshooting this section describes the likely causes and remedies for problems, such as those in the fuel, compression, and ignition systems, poor starting, and loss of power. Please note that all of the items in this section may not apply to your model. If your outb...
Page 99: Trouble Recovery
Trouble recovery 93 a. Open air vent valve. Q. Is choke knob pulled out? A. Return to home position. Q. Is carburetor clogged? A. Have serviced by a yamaha dealer. Q. Is fuel joint connection incorrect? A. Connect correctly. Q. Is throttle cable adjustment incorrect? A. Have serviced by a yamaha dea...
Page 100: Trouble Recovery
Trouble recovery 94 a. Connect correctly. Engine vibrates excessively. Q. Is propeller damaged? A. Have propeller repaired or replaced. Q. Is propeller shaft damaged? A. Have serviced by a yamaha dealer. Q. Are weeds or other foreign material tan- gled on propeller? A. Remove and clean propeller. Q....
Page 101: Trouble Recovery
Trouble recovery 95 ● an unguarded, rotating flywheel is very dangerous. Keep loose clothing and other objects away when starting the en- gine. Use the emergency starter rope only as instructed. Do not touch the fly- wheel or other moving parts when the engine is running. Do not install the starter ...
Page 102: Trouble Recovery
Trouble recovery 96 9. Install 2 bolts into the rear section of the fuel tank. 10. Prepare the engine for starting; see page 54. Be sure the engine is in neutral and that the clip is attached to the engine shut-off switch. 11. Turn the lever on the carburetor to oper- ate the choke system when the e...
Page 103: Trouble Recovery
Trouble recovery 97 ● 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. ● make sure that no one is...
Page 104: Trouble Recovery
Trouble recovery 98 5. Reinstall 2 bolts to secure the fuel tank. 6. Insert the knotted end of the emergency starter rope into the notch in the flywheel magnet and wind the rope several turns around the flywheel magnet clockwise. 7. Attach the engine shut-off cord to a se- cure place on your clothin...
Page 105: Trouble Recovery
Trouble recovery 99 emu33501 treatment of submerged motor if the outboard motor is submerged, immedi- ately take it to a yamaha dealer. Otherwise some corrosion may begin almost immediate- ly. Notice: do not attempt to run the out- board motor until it has been completely inspected. [ecm00401] 1. Ch...
Page 106: Consumer Information
Consumer information 100 emu29836 yamaha four-stroke outboard motor three-year limited warranty zmu07048 yamaha motor corporation, u.S.A. And yamaha motor canada ltd. (“yamaha”) hereby warrant that new yamaha four-stroke outboard motors will be free from defects in material and workmanship for the p...
Page 107: Consumer Information
Consumer information 101 zmu07047 specific parts excluded from warranty. Parts replaced due to normal wear or routine maintenance such as oil, spark plugs, shear pins, propellers, hubs, fuel and oil filters, brushes for the starter motor and power tilt motor, water pump impellers, and anodes, are no...
Page 108: Consumer Information
Consumer information 102 emu29845 important warranty information if you use your yamaha outside the u.S.A. Or canada welcome to the yamaha family! Congratulations on the purchase of your new yamaha products. Yamaha is commit- ted to exceptional customer satisfaction and we want your ownership experi...
Page 109
Emu43021 for your best ownership experience, think genuine yamaha! Genuine yamaha parts — genuine yamaha replacement parts are the exact same parts as the ones originally equipped on your vehicle, providing you with the performance and du- rability you have come to expect. Why settle for aftermarket...
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Printed in france may 2013–0.3 × 1 cr u6bv37e0.Book page 1 wednesday, may 1, 2013 8:56 am.