OM-4402 Page 22
SECTION 7 – MAINTENANCE AND TROUBLESHOOTING

7-1. Routine Maintenance

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

8 h

Wipe up spills.
Check fluid levels.
See Section 4-2. OIL
Full

20 h 25 h

Check and clean
spark arrestor screen.
See Section 7-4.
Service air filter wrapper
(foam element). See
Section 7-3.

50 h

Clean and
tighten weld
terminals.
Clean cooling system. See
engine manual.

100 h

Change oil. See
Section 7-5 and
maintenance
label.
Change oil filter.
See Section 7-5
and maintenance
label.
Clean and
tighten battery
connections.
Service air filter element.
See Section 7-3.

200 h

Check valve
clearance.* Replace fuel
filter. See
Section 7-5.
Replace
unreadable
labels.
Check spark plugs.

500 h

Repair or
replace cracked
cables.
Service welding generator
brushes and slip rings.
Service more often in dirty
conditions.*

1000 h

Blow out or
vacuum inside.
During heavy
service, clean
monthly.
OR
Clean crankcase
breather valve.
Remove cylinder
head deposits.*