Hobart Welding Products H-9A Gun Owner's Manual page 15

5-3. Replacing Liner O-Ring (Continued)
Push liner toward gun. If necessary,
twist cable to ease installation.
Guide liner into head tube. Continue
to push liner until it exits end of
head tube.
2 mm
3/4 in (19 mm)
Reassemble gun by placing
head tube into bottom section of
handle.
8 mm
Thread welding wire through
gun (see Section 3-4). Reinstall
adapter, contact tip, and nozzle.
Be sure that cable is straight.
Tighten liner setscrew with
allen wrench. Cut liner so
that 3/4 in (19 mm) sticks out
of head tube.
13/16 in
(21 mm)
8 mm
Insert retaining nut into liner, and adjust liner stickout as
shown. Tighten retaining nut. Reinstall cable end into drive
housing with retaining grooves inserted into the two retaining
ribs. Be sure to position gas hose up. Position liner in groove
so that end is flush with back of groove, adjust if necessary
Reinstall cover onto wire
drive assembly, and secure
with screws (3).
Slide top portion of handle over
head tube.
Lower top portion of handle onto
bottom of handle. Slide locking
ring over rear of handle, and
secure with by twisting ring
clockwise 1/4 turn.
OM-952 Page 11