OM-199 706 Page 7
3-5. Installing Optional Gun Hook 199 662
Y
Turn Off welding power
source and wire feeder and
be sure gun is cool before
proceeding.
1
Retaining Screw
2
Gun Hook
Remove single retaining screw in
location shown, position gun hook
in place, and reinstall retaining
screw.
Ref. 802 658
2
Tools Needed:
1
3-6. Installing Replacement Trigger 199 628 And Optional Locking Trigger 199 661
Y
Turn Off welding power
source and wire feeder and
be sure gun is cool before
proceeding.
1
Left Half Of Handle
2
Retaining Screw (Four Total)
.
When retaining screws are re-
moved, matching nuts are not
held in place.
Remove retaining screws and left
half of handle as shown.
3
Trigger
4
Locking Trigger
Align tabs on applicable trigger
(see illustration) with indentations
in handle portion still on gun and
install trigger in place. Reinstall
handle portion removed earlier and
secure in place with retaining
screws.
Ref. 802 660-A
2
4
Tools Needed:
1
Or
3
Tabs locations are
the same on locking
trigger.
Tabs
3-7.
Troubleshooting
Trouble
Remedy
Wire does not feed.
Check contact tip and check for kinks in gun cable.
Check connections at welding power source/wire feeder.
Have nearest Factory Authorized Service Agent check gun trigger switch.
Wire is not energized.
Check contact tip and check for kinks in gun cable.
Have nearest Factory Authorized Service Agent check gun trigger switch.
Wire feeds unevenly.
Check contact tip. Check for kinks in gun cable. Blow out liner and gun casing.
