GENERAL
MAINTENANCE
GENERAL
Establish and adhere to a definite schedule of
maintenance inspection and servicing, application
and environment being the governing factors in
determing such a schedule. If your set is a prime
power application, base your schedule on operating
hours.
Use the running time meter to log hours run;
maintain an accurate record of hours and service for
warranty support.
A set on stand-by duty will need servicing at times
other than those recommended by Onan and the
engine manufacturer. Refer to Ford manual for
engine services and maintenance procedures. Adjust
your schedule to satisfy the following conditions—
TABLE
5.
OPERATOR
Continuous duty (prime power)
Standby power
Extremes in ambient temperature
Exposure to elements
Exposure to salt water or sea air
Exposure to dust, sand, etc.
Consult with your ONAN distributor or dealer for a
schedule of maintenance and service more suitable to
the unique environment and application of your set.
WARNING
~k Before commencing any maintenance work
J on the engine, generator, control panel,
automatic transfer switch or associated wiring, disconnect
batteries. Failure to do so could result in damage to the unit or
serious personal injury in the event of inadvertent starting.
MAINTENANCE
SCHEDULE
MAINTENANCE ITEMS
OPERATIONAL HOURS
MAINTENANCE ITEMS
10 50 200 400
Inspect Complete Set for Leaks, etc.
xl
Check Engine Oil Level
xl
Check Radiator Coolant Level
xl
Check Fuel xl
Check Governor Oil Level*
X
Check Air Cleaner (Clean or Replace as Necessary)
x2
Check Electrolyte Level of Battery
x7
Stop-Solenoid Linkage, Lubricate Governor Linkage*
x2
Change Engine Oil & Filter
x2
Check All Hardware, Fittings, Clamps, Fasteners, etc. x4
Adjust Drive Belt Tension
x3
Change Governor
Oil*
X
Clean Fuel Lift Pump
X
Clean Sediment Bowl & Filter
X
Check Starter
x5
Clean & Inspect Battery Charging (DC) Alternator X
Check AC Generator
x6
Inspect Spark Plugs, Replace if Necessary X
Replace Fuel Filter Element
x2
Adjust Valve Clearances X
Inspect Ign. Points, Replace if Necessary*
xl - After every run or exercise period.
x2 - Perform more often in extremely dusty conditions.
x3 - Adjust to
1/2-inch
(12.5 mm) depression between pulleys.
Refer to Ford engine manual.
x4 - Or every 3 months.
x5 - Oil front bearing sparingly; check brushes. ' • ••
x6 - Check brushes (if installed), replace if worn to 5/8-inch (15.9 mm)
or if damaged. DO NOT LUBRICATE.
x7 - Or every two weeks.
* - See Figure 36.
NOTE:
The above schedule is a minimum requirement.
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