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D-3
MAINTENANCE
D-3
MIG PAK HD
3. Remove the Thumbscrew holding the drive roll.
4. Replace the drive roll so that the desired size, sten-
ciled on the side of the drive roll, is toward the
inside and visible.
5. Replace the Thumbscrew and tighten.
GUN ASSEMBLY REMOVAL
1. Unplug machine.
2. Remove wire drive door and right case side.
3. Remove gas line connections.
4. Remove gun connections from output studs.
5. Remove trigger leads. The trigger leads are routed
through the center panel and connected to the P.C.
board (X8, X9). Use care in removal as not to
damage the P.C. board or adjoining connections.
6. Unfasten the 2 retaining bolts and 1 screw securing
the gun strain relief. (note the alignment of the gun
in the wire drive.)
7. Installation is the reverse of removal. (7 thru 1)
WORK CABLE INSTALLATION
The work cable and clamp comes already installed. If
you should ever need to replace or reinstall the cable,
do the following. Refer to Figure D.3.
1. Remove the case sides.
2. Pass the end of the work cable with the terminal lug
through the Work Cable Access Hole in the case
front.
3. Route the cable through the rubber grommet in the
metal divider under and around the back of the
Wire Feed Gearbox.
WORK CABLE AND GROMMET
FIGURE D.3