Replacing Switch And/Or Head Tube - MAC TOOLS M-25 Owner's Manual

5-7. Replacing Switch And/Or Head Tube

1 Remove handle
locking nut.
4
Secure head
tube in vice.
6 Install existing shock washer onto new head tube.
Hand-tighten head tube into cable connector.
Tools Needed:
3/4 in
OM-219 806 Page 28
Y Turn Off welding power source
/wire feeder and disconnect gun.
2
Remove switch housing. Install new switch and
connect leads (polarity is not important).
Reassemble in reverse order. If replacing head
tube, continue to end of figure.
5 Loosen jam nut.
Remove from vice
and turn head tube
out by hand.
8
Remove from vice. Reposition handle and install
switch housing. Secure with handle locking nut.
3 Slide handle.
7 Place head tube in vice and tighten until
nuts are tight.
Ref. 800 795-D