Tweco 15XC Merlin - Manual (Page 40)

OPERATION 4-6 Manual 0-2251
WARNING
Disconnect primary power to the system before
disassembling the torch, leads, or power supply.
4.3 TORCH PARTS SELECTION (continued)
CAUTION Do not interchange parts. Make sure both the tip and
electrode in the torch correspond with the plasma gas and
secondary being used.
Cutting tips and electrodes can be identified by the ring(s)
around the diameter (see Figure 4-E). Air tips and elec-
trodes have no rings, oxygen tips and electrodes have one
ring, nitrogen tips and multi-gas (N2 or Ar/H
2
) electrodes
have two rings, and argon/hydrogen tips have three
rings.
Cutting Tips - Air Plasma Cat. No.
50 Amps (0.043 in) ................................................... 9-5748
100 Amps (0.055 in) ................................................. 9-5747
150 Amps (0.070 in) ................................................. 9-5746
Cutting Tips - O
2
Plasma
50 Amps (0.043 in) ................................................... 9-5753
100 Amps (0.057 in) ................................................. 9-5752
150 Amps (0.070 in) ................................................. 9-5751
Cutting Tips - N
2
Plasma
50 Amps (0.043 in) ................................................... 9-5765
100 Amps (0.052 in) ................................................. 9-5766
150 Amps (0.067 in) ................................................. 9-5767
Cutting Tips - ArH
2
Plasma
150 Amps (0.073 in) ................................................. 9-5775
Gouging Tips - Air or Multi-Gas
85 Amps (0.078 in) ................................................... 9-5756
150 Amps (0.120 in) ................................................. 9-5755
Electrodes Cat. No.
Air Plasma - Cutting ............................................... 9-5749
Oxygen Plasma - Cutting ....................................... 9-5760
Multi-Gas (N2 or Ar/H
2
)- Cutting ....................... 9-5754
Tip Selection
Electrode Selection