Delta 302 Owner's Manual download pdf (Page 30)

OM-223 Page 26

SECTION 6 − MAINTENANCE & TROUBLESHOOTING

6-1. Routine Maintenance

! Disconnect input power before maintaining.

 = Check  = Change  = Clean Δ = Repair  = Replace

* To be done by Factory Authorized Service Agent

Every

Months

Δ Cables And Cords

 Labels  Weld Terminals

Every

Months

:During heavy service, clean monthly.

6-2. Fuse F1

Ref. 800 101-C

! Disconnect input power be-

fore opening rear access

door.

1 Fuse Holder Cover

2 Fuse F1 (See Parts List For

Rating)

Fuse F1 protects control transform-

er from overload. If F1 opens, weld

output and fan motor stops. Re-

place F1.

Tools Needed:

3/8 in.

Turn

Pull Out And Replace Fuse

(Install Flat End Of Fuse Into Cover)

Turn

6-3. Short Circuit Shutdown

When contact tip is shorted and sticks to workpiece, the unit output falls to a safe operating level. To resume operation,

release gun trigger, turn Off unit, and remove contact tip from workpiece. Check contact tip and replace if damaged.

Turn On unit to continue operation.

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Delta 302 Owner's Manual Page 30