2 1
3
9 | 8 |
YTurn Off unit, and disconnect input power.
1Welding Power Source Center Baffle
2Switch Location
3Switch Mounting Plate
Remove 2 screws securing switch mounting plate to center baffle. Pull switch mounting plate to pull wiring harness through center baffle hole.
4 Plastic Plug
Remove and discard plastic plug from center hole in switch mounting plate panel.
5 Nylon Cable Tie
Cut and discard nylon cable tie.
6Jumper Plug
7Wiring Harness Switch Plug
Remove jumper plug from wiring harness switch plug. Retain jumper plug by placing looped lead over unit wiring harness.
8 Switch Plug
Connect switch plug to wiring har- ness switch plug.
9 Jam Nut
Remove top jam nut from switch (switch is equipped with two nuts, a jam nut and a backing nut).
Insert switch shaft through switch mounting plate. Switch should be positioned so lead with resistor is facing down.
7
3
5
Secure switch to plate with jam nut. Tighten jam nut enough to keep switch from rotating.
4
Tools Needed:
1/4 in
6
9/16 in
Push wiring harness back through hole, and reinstall switch mounting plate to center baffle.
Operation:
Place switch in On position for spool gun operation. Place switch in Off position for wire feeder/MIG (GMAW) gun operation.
When spool gun switch is in On position, spool gun wire feed speed is controlled by welding power source Wire Speed control.
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