wc_tx002068gb.fm
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Onan Genset Genset Maintenance
9 Genset Maintenance
9.1 Periodic Maintenance Schedule
The table below lists basic machine maintenance. Tasks designated with check
marks may be performed by the operator. Tasks designated with square bullet
points require special training and equipment.
Task
Interval*
(hours of service)
Daily Monthly — Yearly
Every 2
years
— — (150) (500) (1000)
Conduct a general inspec-
tion.
3
Check the engine oil level.
3
Check the engine coolant
level.
3
Clean and check battery.
3
Clean spark arrestor.^
3
Change engine oil and oil
filter **, ***.
3
Replace engine air filter ele-
ment.
3
Replace engine fuel filter.
Flush coolant system.
Replace coolant system
pressure cap.
3
Replace engine V-belt.^
Replace coolant hoses and
thermostat.^
Adjust engine valve lash.^
Service fuel injectors.^
Check generator bearings,
drive belt, belt tensioner,
and drive coupling.^
* Use whichever comes first, calendar time or service hours.
** Perform at least once per year.
*** Change oil and filter after first 50 hours of operation.
^ Must be performed by authorized Onan service representative.
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