Lincoln Electric HANDY MIG IM756-A - Manual (Page 20)

D-3 MAINTENANCE D-3
HANDY MIG
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 and disconnect gas supply.
2. Remove wire drive door and left case side.
3. Remove trigger leads. the trigger leads are routed
through the center panel and connected to the P.C.
board (3/1,3/2). Use care in removal as not to dam-
age the P.C. board or adjoining leads.
4. Remove gas line connections.
5. Remove gun connections from output studs.
6. Disconnect the gun liner from the wire drive.
Remove nut and spacer and slide liner back and
out.
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 as detailed in the picture. The work
cable should be routed between the metal divider
panel and the wire feed gear box and gun assem-
bly.
WORK CABLE AND GROMMET
FIGURE D.3