Miller MIGmatic M-25 Manuale d'uso - Pagina 4
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6.
Replacing Switch And/Or Head Tube (M-15 And M-25)
1
Remove handle lock-
ing nut.
4
Secure head
tube in vice.
7
Install both existing shock washers onto
new head tube, and hand-tighten head
tube into cable connector.
3/4 in
OM-180 516 Page 4
Y Disconnect gun first.
5
Remove shock washers
from front and rear of
head tube.
6
Loosen jam nut.
Remove from vice
and turn head tube
out by hand.
9
Remove from vice. Reposition handle and install
switch housing. Secure with handle locking nut.
3
Slide handle.
2
Remove switch housing. Install new switch and
connect leads (polarity is not important). Reas-
semble in reverse order. If replacing head tube,
continue to end of figure.
Do not disturb cable connection between
cable connector and connector nut.
8
Place head tube in vice and tighten until
nuts are tight.
Ref. ST-800 795-A