Miller Electric OM-227 398D Replacing The Gun Liner On XR-Aluma-Pro Guns, Gun End, Power Pin End

5-8. Replacing The Gun Liner On XR-Aluma-Pro Guns

1 4 2 3

Gun End

.Refer To Instructions Below.

Remove Old Liner (Item 2) From Gun End

Install New Liner (Item 2) Into Gun End

5 6 2 7

.Gently pry open

slots to remove wire collet guide.

. Cut liner flush with wire collet guide.

Power Pin End

Ref. 804 546-A

!Turn Off welding power source and wire feeder.

1Leather Cover

2Liner

3Liner Lock Allen Screw

4Liner Guide Reducer

5Wire Guide Cone

6Wire Collet Guide

7Power Pin

Lay gun cable out straight.

Remove short leather cover to access liner assembly.

Loosen liner lock allen screw (located near back of handle) to remove liner guide re- ducer from gun.

Remove wire guide cone and wire collet guide from power pin.

Remove old liner from gun end (see il- lustration above).

Insert new liner into gun end and continue feeding liner through cable assembly until

liner is through power pin assembly and is visible.

Install liner assembly into gun and tighten liner lock allen screw.

Reinstall wire collet guide at power pin and tighten onto liner.

Cut liner off flush with wire collet guide. Re- install wire guide cone.

Refer to Owner’s Manual for instructions on rethreading wire.

OM-227 398 Page 17