Yamaha F2.5A Service Manual page 35

CHK
ADJ
Special service tools .....................................................................................3-1
Maintenance interval chart............................................................................3-2
Fuel system .................................................................................................... 3-3
Checking the fuel line ................................................................................ 3-3
Checking the fuel filter ............................................................................... 3-3
Power unit....................................................................................................... 3-3
Checking the engine oil .............................................................................3-3
Changing the engine oil.............................................................................3-4
Checking the valve clearance.................................................................... 3-4
Checking the spark plug ............................................................................3-5
Checking the thermostat............................................................................3-6
Checking the cooling water passage.........................................................3-7
Control system ............................................................................................... 3-7
Checking the engine idle speed ................................................................3-7
Checking the ignition timing....................................................................... 3-8
Checking the TCI unit air gap .................................................................... 3-9
Lower unit ....................................................................................................... 3-9
Checking the gear oil level ........................................................................ 3-9
Changing the gear oil .............................................................................. 3-10
Checking the lower unit for air leakage ...................................................3-11
Checking the propeller............................................................................. 3-11
General..........................................................................................................3-11
Checking the anodes............................................................................... 3-11
Lubricating the outboard motor................................................................3-12
69M3E11
Periodic checks and adjustments
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2
3
4
5
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7
8
9