Section 5 - Replacement; Changing Consumables - Bernard CLEAN AIR SERIES Owner's Manual

5-1 Changing Consumables

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1
A
1
B
1
C
A. Changing Quik Tip
™
1. Remove vacuum chamber.
2. Remove threaded nozzle by turning in a
counterclockwise direction.
3. Cut electrode and remove all burrs before
removing contact tip. Remove the Quik Tip
contact tip from the gas diffuser with a 1/4
turn counterclockwise. To replace slide the
contact tip over electrode into gas diffuser and
lock with a 1/4 turn 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, torque to 144 in-lbs.
B. Changing Centerfire
1. Remove vacuum chamber
2. Remove threaded nozzle by turning in a
counterclockwise direction.
3. Cut electrode and remove all burrs before removing
contact tip. Pull the Centerfire contact tip from the gas
diffuser. To replace, slide the contact tip over the
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SECTION 5 - REPLACEMENT

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3
4
3
2
4
3
2
Consumables
Consumables
™
electrode into the gas diffuser and lock by installing
nozzle onto the gas diffuser. Nozzle is used to secure
contact tip.
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, torque to 144 in-lbs.
C. Changing TOUGH LOCK
™
1. Remove vacuum chamber.
2. Remove the slip-on nozzle with a twisting and pulling
motion.
3. Cut electrode and remove all burrs before removing
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 gas
diffuser and lock with a clockwise rotation.
4. Retaining head 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, torque to 144 in-lbs.
Consumables