Yamaha F20B Owner's Manual page 70

Maintenance
Item
Fuel filter (can be dis-
assembled)
Fuel line(High pres-
sure)
Fuel line(High pres-
sure)
Fuel line(Low pres-
sure)
Fuel line(Low pres-
sure)
Fuel pump
Fuel/engine oil leakage Inspection
Gear oil
Greasing points
Impeller/water pump
housing
Impeller/water pump
housing
Power trim and tilt unit
Propeller/propeller nut/
cotter pin
PCV (Pressure Con-
trol Valve)
Shift link/shift cable
Spark plug(s)
Spark plug caps/spark
plug wires
Water from the cooling
water pilot hole
Throttle link/throttle
cable/throttle pick-up
timing
Thermostat
Timing belt
64
Actions
Inspection or replace-
ment as necessary
Inspection
Inspection or replace-
ment as necessary
Inspection
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Replacement
Greasing
Inspection or replace-
ment as necessary
Replacement
Inspection
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Inspection, adjustment
or replacement as nec-
essary
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Inspection
Inspection, adjustment
or replacement as nec-
essary
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Initial
20 hours 100
(3 hours (1
months) year)
Every
300 500
hours (3 hours (5
years) years)