SECTION 4 − OPERATION

4-1. 115 Volt Model Controls

1

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.

2

wfcontrols_1 1/96 / Ref. 144 451-D

4-2. Shielding Gas

32

1

1Shielding Gas Cylinder

2Valve

Open valve on cylinder just before welding.

Close valve on cylinder when finished welding.

3 Regulator/Flowmeter

sb5.1* 6/92 − S-0621-C

SECTION 5 − MAINTENANCE & TROUBLESHOOTING

 

Y Disconnect power

. Maintain more often

 

before maintaining.

during severe conditions.

 

3 Months

 

Replace

Clean

 

And

Replace Damaged

Damaged Or

Tighten

Unreadable

Weld

Gas Hose

Labels

Terminals

 

 

 

Repair Or Replace

 

 

Cracked Cables

 

 

And Cords

 

6 Months

 

 

Blow Out Or

 

 

Vacuum Inside

 

 

 

OM-1078 Page 17

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Image 21
Miller Electric WC-115A manual Operation, Maintenance & Troubleshooting, Volt Model Controls, Shielding Gas