Yamaha F100C - Maintenance Interval Chart

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Maintenance interval chart
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Use the following chart as a guideline for general maintenance.
Adjust the maintenance intervals according to the operating conditions of the outboard motor.
Item Remarks
Initial Every
Refer to
page
10 hours
(Break-in)
50 hours
(3 months)
100 hours
(6 months)
200 hours
(1 year)
500 hours
(every 30 months)
1000 hours
(every 5 years)
Top cowling
Top cowling fit Check/adjust 3-4
Fuel system
Fuel joint and fuel hoses Check 3-4
Fuel filter Check/replace 3-4
Fuel tank
(*1)
Clean —
Power unit
Ignition timing Check 3-11
Engine oil Check/change 3-5
Oil filter Change 3-5
Oil pump Check 7-17,
7-59
Timing belt
(*2)
Check/replace 3-7
Valve clearance Check/adjust 5-6
Spark plugs Clean/adjust/replace 3-7
Piston rings Check/replace 5-41
Thermostat Check 3-8
Pressure control valve Check —
Oil leakage Check/replace —
Flywheel magnet nut Check —
Carburetor
(*3)
Check —
Motor exterior Check —
Cooling water passage
(*4)
Clean —
Control system
Carburetor link Check/adjust 4-17
Throttle cable Check/adjust 3-9
Shift cable Check/adjust 3-10
Engine idle speed Check/adjust 3-10
Power trim and tilt unit
Power trim and tilt unit Check 3-12
Special service tools / Maintenance interval chart