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6. Periodic checks and maintenance
Periodic checks and maintenance are very important for keeping the engine in good
condition and durable. The chart below indicates which checks to make and when to make
them.
The mark (▲) indicates that special tools and skills are required.
Item
Daily 20 hours 100 hours 200 hours 500 hours 1000hours
Check and tighten
bolt and nuts
○ Before
operation
Check and
resupply engine oil
○ Before
operation
Replace engine oil
○ 1st time
○ 2nd &
after
Clean oil filter
replace if damaged
○ 1st time
○ 2nd &
after
Check oil leakage
○ Before
& after
operation
Clean or replace air
cleaner element
Service more frequently when used in
dusty areas
○
Drain and clean the
fuel tank
○
Check and replace
fuel filter
○
Check fuel injection
nozzle
▲
Check fuel injection
pump
▲
Check fuel piping
replace if damaged
○
Adjust intake/exhaust
valves head clearance
▲ 1st time
▲
Check and lap
intake/exhaust valves
seat
▲
Replace piston
rings
▲
Check battery liquid
○ Before
operation
Operation
hours
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