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OPERATION
LF-72/74
B-4 B-4
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ITEM DESCRIPTION
1
Location for Optional
Remote Voltage Control
(See Accessory Section For Kit Number).
2
Location for Optional Burnback and Postflow Timer Kit (See Accessory Section For Kit Number).
3 Thermal LED, Motor Overload.
4 Cold Feed - Gas Purge Switch, press the switch up to feed wire with weld output off.
Press the switch down for gas flow with weld output off.
5 2 step - Trigger Interlock switch.
6 Wire Feed Speed Knob.
7 Gun Receiver Bushing.
8 Trigger Connector 5-pin amphenol for connecting the MIG gun trigger. See Installation Section
for detail.
FRONT PANEL CONTROLS AND CONNECTIONS
FIGURE B.1 CASE FRONT CONTROLS
1
2
3
4
5
6
7
8