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Failure removal
Failures
Wire not feeding despite wire feed
pulley turning.
Interrupted or disruptive wire
supply
Electric arc turned off
Porous welded joint
Welder suddenly stops working
after longer operation
Causes
Dirty current nozzle
Coil carrier clutch set too tight.
Damaged hose bundle
Too low clamping pressure of the
wire feed pulley
Damaged current nozzle
Burnt current nozzle
Dirty driving gear nozzle
Cut on worn driving gear
Poor contact between earth pliers
and the respective part
Short circuit between current nozzle
and gas supply pipe
Too loose current nozzle
Wrong distance of inclination of the
hose bundle
No gas, too little gas or wrong gas
Welder has overheated due to too
long use and the thermal protection
has activated
Removal
Clean
Loosen
Check the wire guide housing
Increase the clamping pressure
Replace
Replace
Clean
Replace
Tighten the pliers and check them
Remove paint and rust
Clean or replace the current and gas
nozzle
Current nozzle without dirt, paint and
rust remains
Tighten the current nozzle firmly
Distance between the hose bundle
and the respective part must be 5-10
mm. Inclination must not be lower
than 60 with respect to the part.
Secure or replace the gas supply
(higher volume)
Let the welder cool down
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