Maintenance Chart (Additional) - Yamaha F20A Owner's Manual

Maintenance
Item
Water pump
Engine oil
Oil filter (cartridge)
Spark plug(s)
Timing belt
Valve clearance (OHC,
OHV)
EMU28874

Maintenance chart (additional)

Item
Timing belt
Exhaust guide, exhaust
manifold
EMU28910
NOTE:
When using lead or high-sulfur gasoline, inspecting valve clearance may be required more
frequently than every 500 hours.
48
Actions
Inspection / replace-
ment
Inspection / change
Change
Cleaning / adjustment /
replacement
Inspection / replace-
ment
Inspection / adjustment
Actions
Replacement
Inspection / replace-
ment
Initial
50 hours
10 hours
(3
(1 month)
months)
500 hours (2.5 years)
Every
100 200
hours (6 hours (1
months) year)
Every
1000 hours (5 years)