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AE00401
PERIODIC MAINTENANCE
AE00403
MAINTENANCE CHART
Regular maintenance is most important for best performance and safe operation.
w
Stop the engine before starting maintenance work.
* : It is recommended that these items be serviced by a Yamaha dealer.
** : Related to emission control system.
No. Item Remarks
Pre-Ope-
ration
check
(daily)
Initial Every
1
month
or 20 Hr
3
months
or 50 Hr
6
months
or 100 Hr
12
months
or 300 Hr
Check condition.
1.
**
Adjust gap and
0Spark Plug
clean. Replace if
necessary.
**
Check and adjust
2.* Valve Clearance when engine is 0
cold.
Check breather
**
hose for cracks or
03.*
Crankcase
damage. Replace
breather system
if necessary.
Check for leakage.
Retighten or
0
*replace gasket
**
if necessary.
4. Exhaust System
Check muffler
screen and spark
arrester. Clean/ 0
replace if
necessary.
Check oil level 0
5. Engine Oil
Replace 00
**
Clean.
6. Air Filter Replace if 0
necessary.
Clean fuel tank
7. Fuel Filter filter. Replace if 0
necessary.
7CG-28199-10 4/1/04 3:13 PM Page 20