Welding Guns, Torches And Accessories - Lincoln Electric LF-72/74 Service Manual

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WELDING GUNS, TORCHES AND ACCES-
SORIES
GUN RECEIVER BUSHING
The LF-74 wire feeder comes with a K1500-2 gun
receiver bushing.
MAGNUM GUN AND CABLE ASSEMBLIES
The LF-74 wire feeder model will accept a number of
optional gun and cable assemblies. An example of
installing the Gun and Cable is shown in Figure AA.3
with a 15 ft. (4.6m) long Magnum 400 gun and cable.
1. Turn off power at the welding power source.
2. Unscrew Thumb screw on Wire Drive Unit, until tip
of screw no longer protrudes into gun bushing hole
as seen from the front of machine.
INSTALLATION
3. Fully insert the gun cable connector end into the
4. Connect the gun trigger connector to the trigger
FIGURE AA.3
LF-72/74
gun receiver bushing and gently tighten the thumb
screw as show in Figure AA.3 below.
receptacle. Make sure that the key ways are
aligned and insert.
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