OM-474 Page 24
SECTION 7 – MAINTENANCE AND TROUBLESHOOTING

Follow the storage procedure in the engine owner’s manual if the unit will not be

used for an extended period.

NOTE

7-1. Routine Maintenance

Recycle
engine fluids.
Stop engine before maintaining.
See also Engine Manual and Maintenance
Label. Service engine more often if used in
severe conditions.
* To be done by Factory Authorized Service Agent.

8 h

Wipe up
spills. Drain water
from fuel system.
See Section 7-4.
Check fluid
levels. See
Section 4-4. OIL
Full
FUEL
WATER

50 h

Clean air filter. See Section 7-3. Clean and tighten weld
terminals.

100 h

Clean and
tighten battery
connections.
Change oil filter.
See Section 7-6.
Change oil. See
Section 7-6.

200 h

Replace unreadable labels.

250 h

Check and clean
spark arrestor.
See Section 7-8.

500 h

Repair or replace
cracked cables.
Check valve clearance.*

1000 h

Drain sludge
from fuel
tank. See
Section 7-4.
Blow out or
vacuum inside.
During heavy
service, clean
monthly.
Or FUEL
SLUDGE
Service welding generator
brushes and slip rings. Service
more often in dirty conditions.*
Change fuel
filter. See
Section 7-4.