Maintenance Chart 2 - Yamaha F20B Owner's Manual

Item
Valve clearance
Water inlet
Main switch/stop
switch/choke switch
Wire harness connec-
tions/wire coupler con-
nections
(Yamaha) Fuel tank
EMU34451

Maintenance chart 2

Item
Exhaust guide/exhaust
manifold
Timing belt
EMU28910
TIP:
When using lead or high-sulfur gasoline, inspecting valve clearance may be required more
frequently than every 500 hours.
Actions
Inspection and adjust-
ment
Inspection
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Inspection and clean-
ing as necessary
Actions
Inspection or replace-
ment as necessary
Replacement
Initial
20 hours 100
(3 hours (1
months) year)
1000 hours
Maintenance
Every
300 500
hours (3 hours (5
years) years)
Every
65