Tweco FP-38 Power Supply - Manual (Page 21)

Manual 0-2967 4-3 OPERATION
4.02 Preparations For Operating
At the start of each operating session:
WARNING
Disconnect primary power at the source before assembling or disassembling power supply, torch parts, or torch and
leads assemblies.
A. Torch Parts Selection
Check the torch for proper assembly and appropriate torch parts per the torch manual. The torch parts must
correspond with the type of operation, and with the amperage output of this Power Supply (30 amps maximum).
Use only genuine Firepower parts with this torch.
B. Torch Connection
Check that the torch is properly connected.
C. Check Primary Input Power Source
1. Check the power source for proper input voltage. Make sure the input power source meets the power re-
quirements for the unit per Section 2, Specifications.
2. Connect the input power cable (or close the main disconnect switch) to supply power to the system.
D. Gas Selection
Ensure air source meets requirements (refer to Section 2). Check connections and turn gas supply on.
E. Connect Work Cable
Clamp the work cable to the workpiece or cutting table. The area must be free from oil, paint and rust. Connect
only to the main part of the workpiece; do not connect to the part to be cut off.
A-03387