Hisun 450ATV-2, Maintenance Manual

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Km
(Mi)
320
(200)
1,200
(750)
2,400
(1,500)
2,400
(1,500)
4,800
(3,000)
Hours 20 75 150 150 300
Valves
★
Check valve clearance.
Adjust if necessary.
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Spark plug
Check condition.
Adjust gap and clean.
Replace if necessary.
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Air filter element
Clean.
Replace if necessary.
Every 20-40 hours
(More often in wet or dusty areas.)
Carburetor
★
Check starter (choke) operation.
Adjust engine idling speed.
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Crankcase
breather system
★
Check breather hose for cracks or damage.
Replace if necessary.
○ ○ ○
Exhaust system
★
Check for leakage.
Tighten if necessary.
Replace gasket(s) if necessary.
○ ○ ○
Spark arrester Clean.
○ ○ ○
Fuel line
★
Check fuel hose for cracks or damage.
Replace if necessary.
○ ○ ○
Engine oil Replace (Warm engine before draining.)
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