Yamaha F2.5C, Service Manual

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6D55F11
CHK
ADJ
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9
Periodic checks and adjustments
Special service tools ..................................................................................... 3-1
Maintenance interval chart............................................................................ 3-2
Top cowling .................................................................................................... 3-3
Checking the top cowling........................................................................... 3-3
Fuel system .................................................................................................... 3-3
Checking the fuel joint and fuel hoses (fuel joint-to-carburetor) ................ 3-3
Checking the fuel filter ............................................................................... 3-3
Power unit....................................................................................................... 3-4
Checking the engine oil ............................................................................. 3-4
Changing the engine oil............................................................................. 3-4
Replacing the oil filter ................................................................................ 3-5
Checking the timing belt ............................................................................ 3-5
Checking the spark plugs .......................................................................... 3-6
Checking the thermostat............................................................................ 3-6
Checking the cooling water passage......................................................... 3-7
Control system ............................................................................................... 3-7
Adjusting the throttle link ........................................................................... 3-7
Adjusting the throttle cables (tiller handle model)...................................... 3-8
Adjusting the throttle cable (remote control model) ................................... 3-8
Checking the gear shift operation (tiller handle model) ............................. 3-9
Checking the gear shift operation (remote control model)......................... 3-9
Checking the start-in-gear protection ........................................................ 3-9
Checking the engine idle speed .............................................................. 3-10
Checking the ignition timing..................................................................... 3-10
Bracket .......................................................................................................... 3-11
Checking the tilt operation ....................................................................... 3-11
Lower unit ..................................................................................................... 3-11
Checking the gear oil level ...................................................................... 3-11
Changing the gear oil .............................................................................. 3-12
Checking the lower unit for air leakage ................................................... 3-12
Checking the propeller............................................................................. 3-12
General.......................................................................................................... 3-13
Checking the anodes............................................................................... 3-13
Lubricating the outboard motor................................................................ 3-13