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OM-194 199 Page 15
SECTION 4 – MAINTENANCE & TROUBLESHOOTING
4-1. Routine Maintenance
Y Disconnect power
before maintaining.
. Maintain more often
during severe conditions.
3 Months
Replace
Damaged Or
Unreadable
Labels
Clean And
Tighten
Weld
Terminals
Repair Or
Replace
Cracked
Cables And
Cords
6 Months
Blow Out Or
Vacuum Inside
Remove drive roll
and apply light coat
of oil or grease to
drive motor shaft.
4-2. Circuit Breakers CB1 And CB2
Ref. ST-801 567
Y Turn Off unit.
1 Circuit Breaker CB1
CB1 protects the transformer from
overload. If CB1 opens, wire
feeding stops.
2 Circuit Breaker CB2
CB2 protects the trigger circuit from
overload. If CB1 opens, weld output
stops.
Press button to reset circuit
breaker. Close door.
1
2
4-3. Changing Drive Roll And Inlet Wire Guide
Ref. ST-801 569-A
1 Drive Roll
Choose correct drive roll for wire
type, and install as shown.
2 Inlet Wire Guide
Remove guide by pressing on
barbed area, or cutting off one end
near housing and pulling it out of
hole. Push new guide into hole from
rear until it snaps in place.
Tools Needed:
2
1