Operation Manual of Diesel Generator
8. Periodic Checks and Maintenance
8-1 Periodic checks and maintenance
Periodic checks and maintenance are very important for keeping the engine in good
condition and durable. The mark (●) indicates that special tools and skills are required, you
have to contact your dealer.
WARNING
Shut off the engine before performing any maintenance. If the engine must run, make sure the
area is well ventilated. The exhaust contains poisonous carbon monoxide gas.
Maintenance schedule
First
month
Every 3 months Every 6 months
Every
year or
Operation hours
Item
Daily
or 20Hrs
or 100Hrs or 300Hrs
Every
1000Hrs
Check and tighten bolts
and nuts
○
Check and resupply
engine oil
○
Replace engine oil
○ 1
st
time
○2nd time and
thereafter
Clean and replace oil
filter
○
● Replace if
necessary
Check oil leakage
○
Replace air cleaner
element
Service more frequently
when used in dusty areas
○
Drain the fuel tank Monthly
Clean and replace fuel
filter
○ Clean ○ Replace
Check fuel injection
nozzle
●
Check fuel injection
pump
●
Check fuel piping
○ Replace if
necessary
Adjust intake/exhaust
valves head clearance
○ 1 st
time
○
Check and lap intake/exhaust
valve seat
●
Replace piston rings ●
Check battery liquid Monthly
8-1.1 Changing engine oil
Remove the oil filler cap, remove the drain plug and drain the used oil while the engine is still
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