Section 8 - Replacement; Changing Consumables - Bernard Clean Air MIG Gun Series Owner's Manual

8-1 Changing Consumables

A. Changing Quik Tip™ Consumables
1. Remove vacuum chamber.
2. Remove threaded nozzle by turning in a counterclockwise
direction.
3. Cut electrode and remove all burrs before removing the
contact tip. Remove Quik Tip contact tip from the gas diffuser
with a counterclockwise turn. To replace, slide the contact tip
over electrode into gas diffuser and lock with a turn in
clockwise rotation.
4. Gas diffuser may be removed with an appropriate wrench in a
counterclockwise rotation. To install, firmly secure gas diffuser
with an appropriate wrench in a clockwise rotation and torque
to 144 in-lbs.
B. Changing Centerfire™ Consumables
1. Remove vacuum chamber.
2. Remove threaded nozzle by turning in a counterclockwise
direction.
3. Cut electrode and remove all burrs before removing the
contact tip.
SECTION 8 — REPLACEMENT
4. Pull the Centerfire contact tip from the gas diffuser. To replace,
5. Gas diffuser may be removed with an appropriate wrench in a
C. Changing TOUGH LOCK
1. Remove the vacuum chamber.
2. Remove the slip-on nozzle with a twisting and pulling motion.
3. Cut electrode and remove all burrs before removing the
4. Retaining head may be removed with an appropriate wrench in
slide the contact tip over electrode into gas diffuser and lock
by installing nozzle onto gas diffuser. Nozzle is used to secure
contact tip.
counterclockwise rotation. To install, firmly secure gas diffuser
with an appropriate wrench in a counterclockwise rotation.
Torque to 144 in-lbs.
contact tip. Remove the TOUGH LOCK contact tip from the
retaining head with a counterclockwise turn. To replace, slide
the contact tip over electrode into retaining head and lock with
a clockwise rotation.
a counterclockwise rotation. To install, firmly secure retaining
head with an appropriate wrench in a clockwise rotation.
Torque to 144 in-lbs.
Figure 8-A
®
Consumables
OM-CA-2.3 16