8. MAINTENANCE SCHEDULE
MAINTENANCE, REPLACEMENT, OR REPAIR OF EMISSION CONTROL DEVICES
AND SYSTEMS MAY BE PERFORMED BY ANY NONROAD ENGINE REPAIR
ESTABLISHMENT OR INDIVIDUAL.
DAILY INSPECTION
Before running the engine, check the following service items.
PERIODIC MAINTENANCE
Periodic maintenance is vital to safe and efficient operation of your engine.
Check the table below for periodic maintenance intervals.
IT IS ALSO NECESSARY FOR THE USER OF THIS ENGINE TO CONDUCT
THE MAINTENANCE AND ADJUSTMENTS ON THE EMISSION-RELATED
PARTS LISTED BELOW TO KEEP THE EMISSION CONTROL SYSTEM
EFFECTIVE.
The emission control system consists of the following parts:
(1) Throttle body and
internal parts
(2) Cold start enrichment
system, if applicable
(3) Intake manifold, if
applicable
The maintenance schedule indicated in the following table is based on the normal
engine operation. Should the engine be operated in extremely dusty condition or in
heavier loading condition, the maintenance intervals must be shortened depending
on the contamination of oil, clogging of filter elements, wear of parts, and so on.
Enough gasoline
Excessive vibration,noise
Clean air cleaner element
Safe surroundings
Enough clean engine oil
Leakage of gasoline and engine oil
Loose or broken bolts and nuts
(4) Air cleaner elements
(5) Spark plug
(6) Magneto or electronic
ignition system
(7) Spark advance/retard
system, if applicable
− 14−
(8) Exhaust manifold, if
applicable
(9) Hoses, belts,
connectors, and
assemblies