Checking The Clamping Nipple - Fronius MTG 270i US-Style Operating Instructions Manual

Checking the
clamping nipple
* Check the clamping nipple before commissioning and every time the inner liner
is changed. To do so, carry out a visual inspection:
-
-
NOTE!
Incorrect or defective clamping nipple in push applications
This results in 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 visible bushing
Use brass clamping nipples to minimize gas loss
Check that the seal ring is intact
Use silver clamping nipple to facilitate the wire feed
Push-Pull
without sealing
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