8-1
ESG50000
PERIODIC MAINTENANCE
ESS50103
MAINTENANCE CHART
Regular maintenance is most important for best performance and safe operation.
Page
Initial
1 month
or
800 km
(500 mi)
(40 hr)
Pre-
operation
check
(Daily)
Remarks
Item
Check condition. Adjust gap
and clean.
Replace if necessary.
Check oil level.
✽
Air bleed the oil pump if
necessary.
Check fuel level.
Check condition.
Replace if necessary.
Check fuel hose for cracks
or damage.
Replace if necessary.
Check oil hose for cracks or
damage.
Replace if necessary.
Check throttle lever
operation.
✽
Adjust the jets.
Check wear and damage.
Replace if necessary.
Adjust fan belt if necessary.
Check operation and rope
damage.
✽
Replace if necessary.
Check operation.
✽
Repair if necessary.
Check operation.
✽
Repair if necessary.
Check operation.
✽
Repair if necessary.
Spark plug
Engine oil
Fuel
✽
Fuel filter
✽
Fuel line
✽
Oil line
Carburetor
✽
Fan belt
Manual starter
Engine stop switch
Throttle override
system (T.O.R.S.)
Throttle lever
Every
Seasonally
or
3,200 km
(2,000 mi)
(160 hr)
8-4 ~ 8-5
6-2
6-1 ~ 6-2
6-2, 8-6
Whenever operating condition
(elevation/temperature) is changed.
✽
It is recommended that these items be serviced by a Yamaha dealer.
8-10
6-2
5-4
5-3,
6-2 ~ 6-3
5-2, 6-2