Fronius MHP 280i G CMT Manual De Instrucciones página 47

Inserting a steel
1
or CrNi inner li-
ner into the
torch body
* Use the welding torch cutting pipe (gas = 40 mm, water = 50 mm)
Checking the
clamping nipple
* Check the clamping nipple before commissioning and whenever the inner liner
is changed. To do so, carry out a visual inspection:
-
-
NOTE!
Incorrect or defective clamping nipple in push applications
Causes gas loss and poor weld properties
▶
▶
NOTE!
Incorrect clamping nipple in push-pull applications
Tangled wire and increased abrasion in the inner liner when using a clamping
nipple with seal ring
▶
Push
with sealing
Left: brass clamping nipple with seal ring. You cannot see through the seal
ring.
Right: silver clamping nipple with see-through bushing
use brass clamping nipples to minimise gas loss
check that the seal ring is intact
use silver clamping nipple to facilitate wirefeeding
2
Push-Pull
without sealing
47