Yamaha GT80F 1979 Owner's Manual page 34

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PERIODIC
MAINTENANCE
Unit: km (mi)
Initial
Thereafter every
Item
Remarks
500
1,500
3,000
3,000
6,000
(300)
(1,000)
(2,000)
(2,000)
(4,000)
Cylinder head/Exhaust
system
Decarbonize
©
O
O
Spark plug
Inspect/Clean or replace as required
©
©
O
O
1 500
Air filter
Wet type-Must be washed and damped with oil
O
O
I(1',000)
Check operation/F
ittings
O
©
©
Carburetor
Clean/R efit/Adjust
O
O
Autolube
pump
Check/Adjust/Air
bleeding
©
©
O
O
1,500
* Brake system (complete)
Check/Adjust
as required-Repair
as required
O
O
O
(1,000)
* Clutch
Check/Adjust
as required
O
©
O
O
* Wheels and tires
Check pressure/Wear/Balance/Run
out
O
©
O
O
* Drive chain
Check tension/Alignment
Every 500 (300)
* Suspension system
Check operation/Repair
as required
©
©
©
O
Fuel cock
Clean/Flush tank as requ=red
O
O
O
©
* Battery
Top-up/Check
specific gravity and breather
pipe
O
O
O
O
Ignition
timing
Adjust/Clean
or replace breaker points as
required
O
O
O
* Lights/Signals
Check operation/Replace
as required
O
O
©
O
* Fittings/Fasteners
Tighten before each trip and/or ....
O
O
O
O
* Indicates
pre-operation
check items
--27--

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