Item
Valve clearance
Cooling water inlet
Main switch/stop
switch/choke switch
Wire harness connec-
tions/wire coupler con-
nections
(Yamaha) Meter/gauge
EMU34451
Maintenance chart 2
Item
Exhaust guide/exhaust
manifold
Timing belt
EMU28911
TIP:
When using lead or high-sulfur gasoline, inspecting valve clearance may be required more fre-
quently than every 500 hours.
Actions
Inspection and adjust-
ment
Inspection
Inspection or replace-
ment as necessary
Inspection or replace-
ment as necessary
Inspection
Actions
Inspection or replace-
ment as necessary
Replacement
Initial
20 hours
100 hours
(3 months)
(1 year)
1000 hours
Maintenance
Every
300 hours
500 hours
(3 years)
(5 years)
Every
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