Recommended Processes And Equipment - Lincoln Electric PRECISION TIG 275 Operator's Manual

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RECOMMENDED PROCESSES AND
EQUIPMENT
RECOMMENDED PROCESSES
The Precision TIG 275 is recommended for the TIG
(GTAW) and Stick (SMAW) welding processes within
its output capacity range of 2 amps DC, or 5 amps AC,
to 340 amps AC/DC. It is compatible with most
Magnum TIG accessories
Limitations), as well as many industry standard items,
such as TIG torches, hoses, and water coolers.
PROCESS LIMITATIONS
Precision TIG machines are not recommended for arc
gouging due to it's limited output capacity, and are also
not recommended for pipe thawing.
Machine:
Input Cable/Clamp:
Gas Reg./Hose:
Magnum Torch:
Magnum Parts:
Work Clamp/Lead:
Foot Amptrol:
OPERATION
EQUIPMENT LIMITATIONS
The Precision TIG machines are protected from over-
loads beyond the electrical ratings and duty cycles, per
the Specifications Section A-1, A-2, with Thermostat
protection of the primary and secondary transformer
coils.
The Precision TIG machines do not have Hi-Frequency
available at the Stick electrode stud, therefore stud
connection adapters (such as LECO. S19257-series)
cannot be used for torch connection.
(refer Equipment
RECOMMENDED EQUIPMENT/INTERFACE
TIG (water cooled)
PT275 Welding Package (K2618-1)
User provided
(included)
(PTW20 included)
(KP510 and K918-2 included)
(15 ft. included)
(K870 included)
PRECISION TIG 275
TIG (air cooled)
PT275(K2619-1, -2)
User provided
LE/Harris 3100211
PTA9 or PTA17
KP507 or KP508
K2150-1 Work Lead Assembly
K870
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