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Maintenance Intervals
COMPONENT / SYSTEM
MAINTENANCE
PROCEDURE
DAILY OR
BEFORE USE
EVERY
REFUEL
3 MONTHS
OR 135
HOURS
YEARLY
600 HOURS
Air Filter Inspect/Clean
I / C * R *
Choke Shutter Inspect/Clean
I / C
Fuel Filter Inspect/Replace
I * I / R *
Fuel Cap Gasket Inspect/Replace
I * R *
Fuel System Inspect/Replace
I (1) * I (1) *
Spark Plug Inspect/Clean/Replace
I / C / R *
Cooling System Inspect/Clean
I / C
Valve Adjustment Inspect/Adjust
(2)
Muffler Spark Arrestor Inspect/Clean/Replace
I / C / R *
Recoil Starter Rope Inspect/Clean
I / C *
Screws/Nuts/Bolts Inspect/Tighten/Replace
I *
MAINTENANCE PROCEDURE LETTER CODES: I = INSPECT, R = REPLACE, C = CLEAN
IMPORTANT NOTE - Time intervals shown are maximum. Actual use and your experience will
determine the frequency of required maintenance.
MAINTENANCE PROCEDURE NOTES:
(1) Low evaporative fuel tanks DO NOT require regular maintenance to maintain emission integrity.
(2) Adjust every 135 hours.
* All recommendations to replace are based on the finding of damage or wear during inspection.