OTC CPTX 270 - Page 48

Services and Troubleshooting GB
45
CPTX 270/CPTX 330
Irregular wire speed
Brake is set too tight
Loose the brake
Whole of the contact tip to
small
Use an appropriate
contact tip
The wire liner in the torch is
broken
Check the wire liner for
breaks, dirt, etc.
Wire feed rolls used for
welding wire is not suitable
Use suitable wire feed rollers
Incorrect contact pressure
of the rolls
Optimize the pressure
Welding torch is very hot
Torch too weak
Observe the duty cycle and
maximum limits
Insufficient cooling capacity
Ventilator defect
Change the ventilator