Section 4 − operation, 1. 115 volt model controls, 2. shielding gas – Miller Electric WC-115A User Manual
Page 21: Section 5 − maintenance & troubleshooting, 3 months, 6 months
OM-1078 Page 17
SECTION 4 − OPERATION
4-1. 115 Volt Model Controls
wfcontrols_1 1/96 / Ref. 144 451-D
1
Run-In Speed Control
Use control to select welding wire
speed before arc initiation. After arc
initiation, the wire feed speed is
controlled by the Wire Speed
control on the gun/feeder.
2
Power Switch
Use switch to turn unit On and Off.
1
2
4-2. Shielding Gas
sb5.1* 6/92 − S-0621-C
1
Shielding Gas Cylinder
2
Valve
Open valve on cylinder just before
welding.
Close valve on cylinder when
finished welding.
3
Regulator/Flowmeter
1
2
3
SECTION 5 − MAINTENANCE & TROUBLESHOOTING
Y Disconnect power
before maintaining.
.
Maintain more often
during severe conditions.
3 Months
Replace Damaged
Gas Hose
Clean
And
Tighten
Weld
Terminals
Replace
Damaged Or
Unreadable
Labels
Repair Or Replace
Cracked Cables
And Cords
6 Months
Blow Out Or
Vacuum Inside