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14
SECTION 4 - REPLACEMENT
4-1 Changing Consumables
Nozzle
Contact Tip
Retaining Head
Neck Insulator
IMPORTANT NOTES:
• Neck insulator MUST be in place before welding to properly insulate gun.
• Check all parts to ensure that connections are tight before welding.
• The retaining head MUST be tightened with a 5/8” (16 mm) wrench to prevent the contact tip from overheating.
• DO NOT use pliers to remove or tighten the retaining head or scoring may result.
Changing the Nozzle
1. Pull slip-on nozzles off with a twisting motion.
2. When installing the nozzle, ensure that it is fully seated.
Changing the Contact Tip
1. Thread the contact tip into the retaining head.
2. Torque to 30 in.-lbs. (3.5 Nm)
3. The Tregaskiss Tip Tool (part #450-18; for heavy
duty tips) or a pair of weld pliers are the optimal
tools for contact tip installation.
Changing the Retaining Head
1. Thread the retaining head onto neck with a 5/8”
(16 mm) wrench.
2. Torque to 80 in.-lbs. (9 Nm).
IMPORTANT:
DO NOT use pliers to remove or
tighten the heavy duty retaining head or scoring
may result.
Changing the Neck Insulator
1. Remove front-end consumables.
2. The neck insulator is pressed onto the neck by hand
with the aluminum side towards the neck and the
black insulation towards the nozzle.
3. Reinstall front-end consumables.
Summary of Contents for TOUGH GUN CA3 Series
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