Hobart Welding Products OM-474 manual Maintenance and Troubleshooting

SECTION 7 – MAINTENANCE AND TROUBLESHOOTING

NOTE

Follow the storage procedure in the engine owner’s manual if the unit will not be used for an extended period.

7-1. Routine Maintenance

Wipe up spills.

		Y Stop engine before maintaining.
	Recycle	. See also Engine Manual and Maintenance
	engine fluids.	Label. Service engine more often if used in
		severe conditions.
		* To be done by Factory Authorized Service Agent.
	8 h
Check fluid		Drain water	FUEL
			WATER
levels. See		from fuel system.
	OIL
Section 4-4.		See Section 7-4.
	Full

50 h

Clean air filter. See Section 7-3.

Clean and tighten weld terminals.

100 h

Clean and tighten battery connections.

Change oil. See Section 7-6.

Change oil filter. See Section 7-6.

200 h

Replace unreadable labels.

250 h

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

500 h

Check valve clearance.*

Repair or replace cracked cables.

1000 h

Blow out or

vacuum inside.Or During heavy

service, clean monthly.

Drain sludge	FUEL
from fuel	SLUDGE
tank. See
Section 7-4.

Change fuel filter. See Section 7-4.

Service welding generator brushes and slip rings. Service more often in dirty conditions.*

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