Tig Welding Connections Dcen (Direct Current Electrode Negative) - Miller Multimatic 255 Owner's Manual

5-12. TIG Welding Connections DCEN (Direct Current Electrode Negative)

1
3
5
Turn off unit and disconnect input
power before making connections.
Do not use worn, damaged, under-
sized, or repaired cables.
For Lift-Arc Operation
1 Positive Weld Output Receptacle
2 Negative Weld Output Receptacle
3 TIG Torch Gas Hose Fitting
4 TIG Torch And Cable
5 Work Clamp And Cable
Connect TIG torch cable to the negative
weld output receptacle. Connect work cable
OM-278174 Page 26
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Complete Parts List is available at www.MillerWelds.com
2
4
9
10
to positive weld output receptacle. Connect
TIG torch gas hose to gas hose fitting.
Ensure all connections are tight.
For remote arc starts and control, use op-
tional TIG accessory kit 301518 (contains
torch, foot pedal, 10 to 14–pin adapter, regu-
lator, gas hose, and consumables.
Wireless foot control 300429 may also be
used with the 10 to 14–pin adapter.
6 Foot Control
7 Finger Tip Control (Optional)
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6
8
280265B / Ref. 275167A / Ref. 280272C / 907728 / Ref. 273873
8 Remote Control Cable
9 10– Pin To 14– Pin Cable Adapter (Part
No. 301545)
10 Remote Control Receptacle
Route adapter through MIG gun hole.
Connect foot control or finger tip control to
adapter. Connect adapter to remote control
receptacle.
11 TIG Shielding Gas Connection
Use Argon gas for TIG welding (see Section
5-13).
7