Overload Protection And Optional Side Panel Controls; Section 5 - Maintenance & Troubleshooting; Routine Maintenance - Miller Electric Swingarc Owner's Manual

4-2. Overload Protection And Optional Side Panel Controls

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1
SECTION 5 – MAINTENANCE & TROUBLESHOOTING

5-1. Routine Maintenance

3 Months
Replace
unreadable
labels.
Replace
cracked
parts.
6 Months
Blow out or vacuum
inside. During heavy
service, clean
monthly.
OM-1583 Page 18
6
3 4 5
Clean and
tighten
weld
terminals.
Check
14-pin cord.
Or
7
Y Disconnect power before maintaining.
Check gas
hose and
fittings.
Clean
drive rolls.
1 Circuit Breaker CB1
CB1 protects wire feed motor from
overload. Press to reset.
2 Preflow Control
Control sets time gas flows before
welding wire is energized.
3 Spot Time Control
Factory set for 0 to 5 seconds of
spot time. If 0 to 2.5 seconds is de-
sired, see Section 3-13.
4 Spot Continuous Switch
Switch selects an untimed continu-
ous weld or a timed spot weld.
5 Burnback Control
Control adjusts time welding wire is
energized after wire feed stops.
6 Run-In Control
Control sets run-in wire speed be-
fore arc initiation.
7 Postflow Control
Control sets time gas flows after
completion of burnback.
Close side door.
Repair or
replace
cracked
weld
cable.
Check gun
cable.
Ref. 802 418