Yamaha F50F Owner's Manual
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- Owner's manual (94 pages)
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Summary of Contents for Yamaha F50F
- Page 1 F50F F60C F70A FT60D OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 6C1-28199-26-E0...
- Page 2 EMU25052 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.
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Page 3: Important Manual Information
Any damage tain maximum enjoyment from your new resulting from neglect of these instructions is Yamaha. If you have any question about the not covered by warranty. operation or maintenance of your outboard Some countries have laws or regulations re- motor, please consult a Yamaha dealer. -
Page 4: Table Of Contents
Table of contents Safety information......1 Propeller selection ......13 Start-in-gear protection ....14 Outboard motor safety ..... 1 Engine oil requirements ....14 Propeller..........1 Fuel requirements ......15 Rotating parts........1 Gasoline .......... 15 Hot parts ........... 1 Anti-fouling paint ...... - Page 5 Table of contents Indicators........32 Getting to know your boat ....48 Low oil pressure-alert indicator ..32 Checks before starting engine ..48 Overheat-alert indicator ....32 Fuel level......... 48 Digital tachometer ......32 Remove the top cowling....49 Tachometer ........
- Page 6 Table of contents Transporting and storing outboard motor......70 Storing outboard motor ....70 Procedure ........71 Lubrication ........72 Flushing power unit ......73 Cleaning the outboard motor ..74 Checking painted surface of outboard motor ......74 Periodic maintenance..... 74 Replacement parts ......
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Page 7: Safety Information
Safety information tor and the clamp bracket when the motor is EMU33622 Outboard motor safety trimmed or tilted. Keep body parts out of this Observe these precautions at all times. area at all times. Be sure no one is in this EMU36501 area before operating the power trim and tilt Propeller... -
Page 8: Gasoline Exposure And Spills
Have an approved personal flotation device tions. Overloading or incorrect weight (PFD) on board for every occupant. Yamaha distribution can compromise the boats han- recommends that you must wear a PFD dling and lead to an accident, capsizing or... -
Page 9: Avoid Collisions
Safety information swamping. EMU33880 Passenger training EMU33772 Avoid collisions Make sure at least one other passenger is Scan constantly for people, objects, and oth- trained to operate the boat in the event of an er boats. Be alert for conditions that limit your emergency. -
Page 10: General Information
Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for reference in case your outboard motor is sto- len. 1. Key number... -
Page 11: C-Tick Label
General information ZMU04704 ZMU01697 1. CE marking location ZMU06040 EMU25213 C-Tick label Engines affixed with this label conform to certain portion(s) of the Australian Radio Communications Act. ZMU04701 1. C-Tick label location... -
Page 12: Read Manuals And Labels
Read all labels on the outboard motor and the boat. ● If you need any additional information, contact your Yamaha dealer. EMU33832 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. F50F, F60C, FT60D ZMU05712... - Page 13 General information F70A ZMU07077...
- Page 14 General information ZMU05706 EMU33912 Contents of labels EWM01671 The above warning labels mean as follows. WARNING Read Owner’s Manuals and labels. ● EWM01691 Wear an approved personal flotation ● WARNING device (PFD). Emergency starting does not have start- Attach engine shut-off cord (lanyard) to ●...
- Page 15 General information Electrical hazard EMU33843 Symbols The following symbols mean as follows. Notice/Warning ZMU05666 Remote control lever/gear shift lever operat- ing direction, dual direction ZMU05696 Read Owner’s Manual ZMU05667 Engine start/ Engine cranking ZMU05664 Hazard caused by continuous rotation ZMU05668 ZMU05665...
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Page 16: Specifications And Requirements
Specifications and requirements F50FEHT 527 mm (20.7 in) EMU34520 Specifications F50FET 527 mm (20.7 in) TIP: F60CEHT 527 mm (20.7 in) “(AL)” stated in the specification data below F60CET 527 mm (20.7 in) F70AET 534 mm (21.0 in) represents the numerical value for the alumi- FT60DET 530 mm (20.9 in) num propeller installed. - Page 17 Specifications and requirements 750 50 r/min F60CEHT 16 A Engine: F60CET 16 A Type: F70AET 15 A 4-stroke L FT60DET 16 A Displacement: Drive unit: 996.0 cm Gear positions: Bore stroke: Forward-neutral-reverse 65.0 75.0 mm (2.56 2.95 in) Gear ratio: Ignition system: F50FEHT 1.85(24/13)
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Page 18: Installation Requirements
Specifications and requirements Lubrication: (3.47 kgf-m, 25.1 ft-lb) Wet sump FT60DET 35.0 Nm Recommended gear oil: (3.57 kgf-m, 25.8 ft-lb) Hypoid gear oil SAE#90 Engine oil drain bolt: Gear oil quantity: F50FEHT 28.0 Nm F50FEHT 0.430 L (2.86 kgf-m, 20.7 ft-lb) (0.455 US qt, 0.378 Imp.qt) F50FET 28.0 Nm F50FET 0.430 L... -
Page 19: Remote Control Requirements
EMU25694 Battery requirements Your Yamaha dealer can help you select the right propeller for your boating needs. Select EMU25721 Battery specifications a propeller that will allow the engine to reach... -
Page 20: Start-In-Gear Protection
EMU25770 Start-in-gear protection 1.9 L (2.01 US qt, 1.67 Imp.qt) With oil filter replacement: Yamaha outboard motors or Yamaha-ap- 2.1 L (2.22 US qt, 1.85 Imp.qt) proved remote control units are equipped with start-in-gear protection device(s). This If the recommended engine oil grades are... -
Page 21: Fuel Requirements
Do not use anti-fouling paint which includes ing occurs, use a different brand of gasoline copper or graphite. These paints can cause or premium unleaded fuel. Yamaha re- more rapid engine corrosion. comends that you use alcohol-free (see Gas- ohol) gasoline whenever possible. - Page 22 DISPLACEMENT: liters IDLE SPEED: ± rpm IN NETRAL SPARK PLUG GAP (mm): SPARK PLUG: VALVE LASH (mm) IN: FUEL: GASOLINE YAMAHA MOTOR CO.,LTD. ZMU06894 EMU25332 Manufactured date label This label is attached to the clamp bracket or the swivel bracket.
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Page 23: Components
Components EMU2579T Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all mod- els (order from dealer). F50F, F60C, FT60D YAMAHA SPEED Km/h knot mile TRIP TIME BATT mode ZMU05107 1. - Page 24 Components F70AET YAMAHA SPEED Km/h knot mile TRIP TIME BATT mode ZMU07111 1. Top cowling 2. Water separator 3. Cowling lock lever 4. Drain screw 5. Anti-cavitation plate 6. Trim tab (anode) 7. Propeller 8. Cooling water inlet 9. Anode(s) 10.
- Page 25 Components F70AEHT YAMAHA SPEED Km/h knot mile TRIP TIME BATT mode ZMU07118 1. Top cowling 21. Flushing device 2. Water separator 22. Digital tachometer* 3. Cowling lock lever 23. Digital speedometer 4. Drain screw 24. Tachometer* 5. Anti-cavitation plate 25. Trim meter* 6.
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Page 26: Fuel Tank
Components ZMU05484 1. Tachometer unit (Square type)* 2. Speedometer unit (Square type)* 3. Fuel management meter (Square type)* EMU25802 Fuel tank If your model was equipped with a portable fuel tank, its function is as follows. EWM00020 WARNING ZMU02284 The fuel tank supplied with this engine is 1. -
Page 27: Fuel Joint
Components ZMU03157 1. Power trim and tilt switch 1. Fuel joint 2. Remote control lever 2. Fuel gauge 3. Neutral interlock trigger 3. Fuel tank cap 4. Neutral throttle lever 4. Air vent screw 5. Main switch 6. Engine shut-off switch EMU25830 Fuel joint 7. -
Page 28: Neutral Interlock Trigger
Components 1. Neutral “ ” 1. Neutral interlock trigger 2. Forward “ ” EMU26212 3. Reverse “ ” Neutral throttle lever 4. Shift To open the throttle without shifting into ei- 5. Fully closed ther forward or reverse, put the remote con- 6. -
Page 29: Tiller Handle
Components lever. ZMU04576 EMU25923 Gear shift lever 1. Fully open Move the gear shift lever forward to engage 2. Fully closed the forward gear or rearward to engage the 3. Free accelerator reverse gear. TIP: The free accelerator button can only be ●... -
Page 30: Throttle Indicator
Components or throttle grip, which could result in an accident. [EWM00032] EMU25961 Throttle indicator The fuel consumption curve on the throttle indicator shows the relative amount of fuel consumed for each throttle position. Choose the setting that offers the best performance and fuel economy for the desired operation. -
Page 31: Engine Stop Button
Components operator’s clothing, or arm or leg. Should the operator fall overboard or leave the helm, the cord will pull out the clip, stopping ignition to the engine. This will prevent the boat from running away under power. WARNING! At- tach the engine shut-off cord to a secure place on your clothing, or your arm or leg while operating. -
Page 32: Main Switch
Components EMU26091 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. ”... -
Page 33: Power Trim And Tilt Switch On Remote Control Or Tiller Handle
Components 1. Nut Nut tightening torque: 3.8 Nm (0.38 kgf-m, 2.8 ft-lb) TIP: Steering movement is blocked when the ● adjuster lever is set to the “A” position. Check the tiller handle for smooth move- ● ZMU03938 ment when the lever is turned to the star- board side “B”. -
Page 34: Variable Trolling Rpm Switches
Components For instructions on using the power trim and tilt switch, see page 65. EWM01031 WARNING Use the power trim and tilt switch located on the bottom cowling only when the boat is at a complete stop with the engine off. Attempting to use this switch while the boat is moving could increase the risk of falling overboard and could distract the... -
Page 35: Tilt Support Lever For Power Trim And Tilt Model
Then lock 1. Trim tab the cowling again by returning the cowling 2. Bolt lock lever(s) to the lock position. Bolt tightening torque: F50F, F60C 18.0 Nm (1.8 kgf-m, 13 ft-lb) F70A, FT60D 36.0 Nm (3.6 kgf-m, 26 ft-lb) -
Page 36: Flushing Device
The buzzer will sound intermittently only ● when the gear shift is in neutral. If the alert system has activated, stop the ● engine and consult a Yamaha dealer im- mediately. EMU26303 ZMU07078 Alert indicator If the engine develops a condition which is 1. - Page 37 Components details on how to read the alert indicator, see page 43. 1. Alert indicator...
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Page 38: Instruments And Indicators
Instruments and indicators EMU36014 Indicators EMU36024 Low oil pressure-alert indicator If oil pressure drops too low, this indicator will light up. For further information, see page 43. ECM00022 NOTICE Do not continue to run the engine if the ● low oil pressure-alert indicator is on and the engine oil level is lower. -
Page 39: Tachometer
Instruments and indicators EMU36050 Tachometer The tachometer displays engine speed in hundreds of revolutions per minute (r/min). For example, if the tachometer display reads “22” then the engine speed is 2200 r/min. EMU26621 Trim meter This meter shows the trim angle of your out- board motor. -
Page 40: Overheat-Alert Indicator
Instruments and indicators ZMU01736 1. Low oil pressure-alert indicator 1. Speedometer 2. Fuel gauge EMU26583 3. Trip meter/clock/voltmeter Overheat-alert indicator 4. Alert indicator(s) If the engine temperature rises too high, the alert indicator will start to blink. For further in- All segments of the display will light momen- formation on reading the indicator, see page tarily after the main switch is turned on and... -
Page 41: Trip Meter / Clock / Voltmeter
Press the “ ” (mode) button until the the gauge will give false readings. Consult desired hour is displayed. your Yamaha dealer on how to correctly set Press the “ ” (set) button again, the the selector switch. NOTICE: Running out minute display will begin blinking. -
Page 42: Fuel Level-Alert Indicator
Get back to the port soon if an alert device EMU26506 has activated. For charging the battery, con- Low oil pressure-alert indicator sult your Yamaha dealer. If oil pressure drops too low, this indicator will flash. For further information, see page 43. ECM00022... -
Page 43: Overheat-Alert Indicator
Instruments and indicators Use the oil dipstick to check the re- board motor. maining oil quantity. For further infor- mation, see page 51. ZMU04581 Memorize the trim angles that work best for your boat under different conditions. Adjust ZMU06156 the trim angle to the desired setting with the 1. -
Page 44: Start-Up Checks
If the buzzer consult your Yamaha dealer. The tachome- sounds and the water separator-alert indica- ter unit is available in round or square types. tor blinks, consult your Yamaha dealer im- Check your tachometer unit type. mediately. TIP: To stop the buzzer, press the “... -
Page 45: Low Oil Pressure-Alert
95 of this manual low oil pressure alert device has activat- to drain the water from the fuel filter. Get ed. Serious engine damage will occur. back to the port soon and consult a Yamaha dealer immediately. EMU36221 Overheat alert... -
Page 46: Engine Trouble Alert
The speed & fuel meter unit shows the boat tions while cruising. Get back to the port speed and has the functions of fuel meter, to- soon and consult a Yamaha dealer immedi- tal fuel consumption display, fuel economy ately. -
Page 47: 6Y8 Multifunction Speedometers
For the optional sensors, consult your Yamaha dealer. After the main switch is first turned on, all the displays come on as a test. After a few sec-... -
Page 48: 6Y8 Multifunction Fuel Management Meters
Instruments and indicators EMU36250 2. Multifunction display 6Y8 Multifunction fuel management meters The fuel management meter has the func- tions of fuel flow meter, total consumption display, fuel economy display, and remaining fuel display. The chosen display is selected by using the “ ”... -
Page 49: Engine Control System
Alert system ECM00091 NOTICE 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. EMU2681C ZMU05231 Overheat alert This engine has an overheat-alert device. If The buzzer will sound (if equipped on the ●... -
Page 50: Low Oil Pressure Alert
Engine control system ZMU04994 If the alert system has activated, stop the en- gine and check the cooling water inlets: Check trim angle to be sure that the cool- ● ing water inlet is submerged. Check the cooling water inlet for clogging. ●... - Page 51 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.
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Page 52: Installation
Test runs at differ- centerline (keel line) of the boat. ent heights can help determine the optimum mounting height. Consult your Yamaha deal- er or boat manufacturer for further informa- tion on determining the proper mounting... - Page 53 Installation ZMU01762 ECM01634 NOTICE 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- cessories, such as transom ladders or depth finder transducers) can create...
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Page 54: Operation
Operation For 10 hours for breaking in engine avoid ex- EMU36381 First-time operation tended idling, rough water and crowded ar- eas. EMU36391 Fill engine oil For the first hour of operation: The engine is shipped from the factory with- Run the engine at varying speeds up to out engine oil. -
Page 55: Remove The Top Cowling
If enough water to raise the float ring ver and lift off the top cowling. is found in the fuel, or if a significant amount of debris is found, the fuel tank should be checked and cleaned by a Yamaha dealer. ZMU06085 EMU36442 Fuel system... -
Page 56: Engine Shut-Off Cord (Lanyard)
Operation 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 operation is smooth and unrestricted throughout the whole range with no binding or excessive free play. -
Page 57: Engine Oil
Consult connected, cooling water can leak out your Yamaha dealer if the oil level is out and the engine can overheat during oper- of specified level or if it appears milky or ation. -
Page 58: Install Top Cowling
Operation cowling by pushing it with both hands. If the top cowling is loose, have it repaired by your Yamaha dealer. ZMU07080 1. Fitting 2. Flushing device EMU36954 EMU34581 Install top cowling Power trim and tilt system Be sure that the cowling lock lever is re-... -
Page 59: Battery
Operation doctor immediately. If gasoline spills on your skin, wash with soap and wa- ter. If gasoline spills on your clothing, change your clothes. Be sure the engine is stopped. Disconnect the fuel line from the fuel tank and tighten the air vent screw on the fuel tank cap. -
Page 60: Operating Engine
Operation sparks. orless, odorless gas which could cause brain damage or death when inhaled. Fill the fuel tank, but do not overfill. WARNING! Do not overfill. Otherwise Symptoms include nausea, dizziness, fuel can expand and overflow if the and drowsiness. Keep cockpit and cab- temperature increases. -
Page 61: Starting Engine
Operation EMU27493 Starting engine EWM01600 WARNING 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 wa- ter near you. ZMU07081 EMU27595 Electric start / prime start models EWM01840... - Page 62 Operation TIP: The start-in-gear protection device prevents the engine from starting except when in neu- tral. 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 into the engine shut-off switch.
- Page 63 Operation off cord to a secure place on your cloth- or leg. Then install the clip on the other ing, or your arm or leg while operating. end of the cord into the engine shut-off Do not attach the cord to clothing that switch.
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Page 64: Checks After Starting Engine
Immediately after the engine starts, re- case or the cooling water pilot hole is lease the main switch and allow it to re- blocked. Consult your Yamaha dealer if turn to “ ” (on). NOTICE: Never turn the problem cannot be located and cor- the main switch to “... -
Page 65: Checks After Engine Warm Up
Operation dealer if the cause for the low oil pressure alert cannot be found. [ECM01831] EMU36531 Checks after engine warm up EMU36541 Shifting While the boat is tightly moored, and without applying throttle, confirm that the engine shifts smoothly into forward and reverse, and back to neutral. - Page 66 Operation After the engine is at idle speed in gear To shift from in gear (forward/reverse) to move the remote control lever / gear neutral Close the throttle so that the engine shift lever firmly and crisply into the neu- tral position.
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Page 67: Stopping Boat
Operation EMU31742 1. “ ” switch Stopping boat 2. “ ” switch EWM01510 WARNING To increase the trolling speed, press the “ ” Do not use the reverse function to slow switch. ● down or stop the boat as it could cause To decrease the trolling speed, press the you to lose control, be ejected, or im- “... - Page 68 Operation the fuel line if there is a fuel joint on the outboard motor. ZMU03632 ZMU07082 START Tighten the air vent screw on the fuel tank cap (if equipped). ZMU04599 ZMU02301 Remove the key if the boat will be left un- attended.
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Page 69: Trimming Outboard Motor
Operation EMU27862 Trimming outboard motor EWM00740 WARNING Excessive trim for the operating condi- tions (either trim up or trim down) can cause boat instability and can make steering the boat more difficult. This in- creases the possibility of an accident. If the boat begins to feel unstable or is hard to steer, slow down and/or readjust the trim angle. -
Page 70: Adjusting Boat Trim
Operation switch while the boat is moving. Adjust the outboard motor trim angle using the power trim and tilt switch. ZMU03634 1. Power trim and tilt switch To raise the bow (trim-out), press the switch “ ” (up). 1. Power trim and tilt switch To lower the bow (trim-in), press the switch “... -
Page 71: Tilting Up And Down
Operation Bow Up motor trim angle may have little effect on the Too much trim-out puts the bow of the boat trim of the boat when operating. too high in the water. Performance and econ- EMU27935 Tilting up and down omy are decreased because the hull of the boat is pushing the water and there is more If the engine will be stopped for some time or... - Page 72 Operation ZMU03196 ZMU04588 ZMU04194 Press the power trim and tilt switch “ ” (up) until the outboard motor has tilted up completely. ZMU03639 Pull the tilt support lever toward you to...
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Page 73: Procedure For Tilting Down (Power Trim And Tilt Models)
Operation support the engine. WARNING! After (up) until the outboard motor is support- tilting the outboard motor, be sure to ed by the tilt rod and the tilt support lever support it with the tilt support knob or becomes free. tilt support lever. -
Page 74: Shallow Water
Operation ZMU03645 ZMU04588 EMU28061 Shallow water EMU32851 Power trim and tilt models The outboard motor can be tilted up partially to allow operation in shallow water. ECM00260 NOTICE 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- Slightly tilt the outboard motor up to the ting up for and cruising in shallow water. -
Page 75: Cruising In Other Conditions
Operation mal running position, press the power trim and tilt switch and slowly tilt the out- board motor down. 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 becoming clogged. -
Page 76: Maintenance
EMU28290 Storing outboard motor ning position, use an additional sup- When storing your Yamaha outboard motor port device to secure it in the tilt for prolonged periods of time (2 months or position. -
Page 77: Procedure
TIP: Cooling system flushing is essential to pre- A flushing attachment is available from ● your Yamaha dealer. vent the cooling system from clogging up When using the flushing attachment, main- with salt, sand, or dirt. In addition, fogging/lu- ●... -
Page 78: Lubrication
Then, tighten the drain screw. [EWM00091] TIP: If the overheat alert device is activated, turn the engine off, and consult your Yamaha dealer. Just prior to turning off the engine, quick- ly spray “Fogging Oil” on to the silencer cover. When properly done, the engine will almost stall. -
Page 79: Flushing Power Unit
87. Inspect the oil for the pres- ence of water that indicates a leaky seal. Seal replacement should be performed by an authorized Yamaha dealer prior to use. Grease all grease fittings. For further de- tails, see page 79. -
Page 80: Cleaning The Outboard Motor
If necessary, nector. clean and paint the areas. A touch-up paint is Reinstall the garden hose connector available from your Yamaha dealer. onto the fitting on the bottom cowling. EMU2850B Tighten connector securely. -
Page 81: Replacement Parts
Yamaha genuine parts and ac- to perform a maintenance procedure, cessories are available from your Yamaha have a Yamaha dealer or other qualified dealer. mechanic do the work. EMU34151 Severe operating conditions... -
Page 82: Maintenance Chart 1
The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every 20 hours Item... - Page 83 Maintenance Initial Every 20 hours Item Actions hours hours hours months) (1 year) (3 years) (5 years) Fuel filter (can be dis- Inspection or replace- assembled) ment as necessary Fuel line (High pres- Inspection sure) Fuel line (High pres- Inspection or replace- sure) ment as necessary Fuel line (Low pres-...
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Page 84: Maintenance Chart 2
Main switch/stop switch ment as necessary Wire harness connec- Inspection or replace- tions/wire coupler con- ment as necessary nections (Yamaha) Meter/gauge Inspection Fuel tank (Yamaha por- Inspection and clean- table tank) ing as necessary EMU34451 Maintenance chart 2 Every Item Actions... -
Page 85: Greasing
Maintenance EMU28943 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) F50FET, F60CET, FT60DET ZMU05087... - Page 86 Maintenance F50FEHT, F60CEHT ZMU05103...
- Page 87 Maintenance F70AET ZMU07089...
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Page 88: Cleaning And Adjusting Spark Plug
F50FEHT DPR6EB-9 Instead, take the outboard motor to a F50FET DPR6EB-9 Yamaha dealer. You should periodically re- F60CEHT DPR6EB-9 move and inspect the spark plug because F60CET DPR6EB-9 heat and deposits will cause the spark plug F70AET LKR7E to slowly break down and erode. -
Page 89: Inspecting Idle Speed
10. If you have difficulty verifying F60CET 18.0 Nm the idle speed, or the idle speed requires (1.84 kgf-m, 13.3 ft-lb) adjustment, consult a Yamaha dealer or F70AET 17.0 Nm (1.73 kgf-m, 12.5 ft-lb) other qualified mechanic. FT60DET 18.0 Nm... - Page 90 Maintenance ery 100 hours or at 1-year intervals there- Add the correct amount of oil through the after. Otherwise the engine will wear filler hole. Put back the filler cap and the quickly. dipstick. NOTICE: Overfilling the oil could cause leakage or damage. If the The engine oil should be extracted with an oil oil level is above the upper level changer.
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Page 91: Inspecting Wiring And Connectors
Inspect that each ground lead is properly ● to be sure the level falls between the up- secured. per and lower marks. Consult your Yamaha dealer if the oil level is out of specified level. ZMU07106 ZMU05091 1. Lower level mark 2. -
Page 92: Removing Propeller
Make sure to use a new cotter pin and bend the ends over securely. Otherwise, the propeller could come off during oper- ation and be lost. Apply Yamaha marine grease or a corro- Check the propeller shaft oil seal for dam- ● sion resistant grease to the propeller age. -
Page 93: Changing Gear Oil
Con- NOTICE: Do not reuse the cotter pin. sult your Yamaha dealer. [ECM01900] Otherwise, the propeller can come off during operation. [ECM01891] ZMU03273 1. -
Page 94: Cleaning Fuel Tank
ZMU03274 case may be damaged. Have a Yamaha dealer check and repair the Put a new gasket on the oil level plug. outboard motor. When the oil begins to flow out of the oil... -
Page 95: Inspecting And Replacing Anode(S)
EMU29313 Inspecting and replacing anode(s) ZMU04722 Yamaha outboard motors are protected from TIP: corrosion by sacrificial anodes. Inspect the Inspect ground leads attached to external external anodes periodically. Remove scales anodes on equipped models. -
Page 96: Checking Battery (For Electric Start Models)
2. Black cable 3. Battery tery’s charge. If the battery needs charg- ing, consult your Yamaha dealer. The electrical contacts of the battery and Check the battery connections. They cables must be clean and properly con-... -
Page 97: Disconnecting The Battery
Maintenance nected, or the battery will not start the engine. EMU29371 Disconnecting the battery Turn off the battery cut-off switch (if equipped) and main switch. NOTICE: If they are left on, the electrical system can be damaged. [ECM01930] Disconnect the negative cable(s) from the negative (-) terminal. -
Page 98: Trouble Recovery
Q. Has fuel pump malfunctioned? If your outboard motor requires repair, bring A. Have serviced by a Yamaha dealer. it to your Yamaha dealer. If the engine trouble-alert indicator is flash- Q. Are spark plug(s) fouled or of incorrect ing, consult your Yamaha dealer. - Page 99 Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? A. Have serviced by a Yamaha dealer. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Is fuel joint connection incorrect? A.
- Page 100 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or A. Have serviced by a Yamaha dealer. other obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.
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Page 101: Temporary Action In Emergency
EWM00631 Q. Is steering pivot loose or damaged? WARNING A. Tighten or have serviced by a Yamaha Substituting an incorrect fuse or a piece dealer. of wire could allow excessive current EMU29433 flow. -
Page 102: Power Trim And Tilt Will Not Operate
Trouble Recovery ZMU04337 1. Fuse puller 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 can be tilted manually. -
Page 103: Water Separator-Alert Indicator Blinks While Cruising
Unscrew the filter cup from the filter housing. NOTICE: Be careful not to twist the water detection switch lead when unscrewing the filter cup. [ECM01960] 1. Water separator-alert indicator F50F, F60C, FT60D Stop the engine. Remove the top cowling. Remove the plastic tie. - Page 104 Firmly screw the filter cup onto the filter off. Have a Yamaha dealer inspect the housing. NOTICE: Be careful not to outboard motor after returning to port. twist the water detection switch lead...
- Page 105 Trouble Recovery ZMU07094 ZMU07097 1. Holder 1. Filter cup 2. Water detection switch lead Disconnect the water detection switch Drain the water in the filter cup by soak- coupler. NOTICE: Be careful not to get ing it up with a rag. any water on the water detection Firmly screw the filter cup onto the filter switch coupler, otherwise a malfunc-...
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Page 106: Starter Will Not Operate
13. Start the engine and make sure that the could whip behind you and injure water separator-alert indicator remains someone. off. Have a Yamaha dealer inspect the An unguarded, rotating flywheel is very outboard motor after returning to port. ●... - Page 107 Trouble Recovery ZMU03670 Turn on the main switch. Prepare the engine for starting. For fur- ther information, see page 55. Be sure the engine is in neutral and that the clip is attached to the engine shut-off switch. ON START ZMU01906 Insert the knotted end of the emergency starter rope into the notch in the flywheel...
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Page 108: Treatment Of Submerged Motor
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 immedi- ately. NOTICE: Do not attempt to run the outboard motor until it has been com- pletely inspected. - Page 110 YAMAHA MOTOR CO., LTD. Printed in Japan February 2010–0.5 1 ! Printed on recycled paper...