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Maintenance Items
Every 8 hours
(Daily)
Every 50
hours
(Weekly)
Every 200
hours
(Monthly)
Every 500
hours
Every 1000
hours
Clean engine and check bolts and nuts • (Daily)
Check and rell engine oil • (Rell daily up to upper level)
Change engine oil (*Note 1) • (Initial 20 hours) • (Every 100 hours)
Clean spark plug • (Every 100 hours)
Clean air cleaner •
Clean spark arrester (Optional part) • (Every 100 hours)
Replace air cleaner element
•
Clean fuel cup
•
Clean and adjust spark plug and electrodes
•
Replace spark plug
•
Remove carbon from cylinder head (*Note 2)
•
Check and adjust valve clearance (*Note 2)
•
Clean and adjust carburetor (*Note 2)
•
Replace fuel lines • (Yearly)
Overhaul engine if necessary (*Note 2) •
Periodic Maintenance Schedule Table
*Note 1: Initial oil change should be performed after rst twenty (20) hours of operation. There after change oil every hundred
(100) hours. Before changing oil, check for a suitable way to dispose of old oil. Do not pour it down into sewage
drains, onto garden soil or into open streams. Your local zoning or environmental regulations will give you more
detailed instructions.
*Note 2: As to the procedures for these items, please refer to the SERVICE MANUAL or consult your nearest service dealer.
The emission control system consists of the following parts:
• Carburetor and internal parts
• Cold start enrichment system, if applicable
• Intake manifold, if applicable
• Air cleaner elements
• Spark Plug
• Magneto or electronic ignition system
• Spark advance / retard system, if applicable
• Exhaust manifold, if applicable
• Hoses, belts, connectors, and assembles
The maintenance schedule indicated in the table above table is bases on the normal engine operation.
Should the engine be operated in extremely dusty conditions or in heavier loading condition, the maintenance intervals must be
shortened depending on the contamination of oil, clogging of lter elements, wear of parts, and so on.