is a wiring diagram of the timer and high frequency
This chapter contains information on repairing parts
7-2. Repairing Main Transformer
removed from the welding machine. Very few of the
parts are repairable, and require replacement when
malfunction occurs. Repair is limited primarily to
coil assembly may be replaced, but core joints must
repairing the silicon diode bridge assembly (replac-
be ground open and then welded back together after
ing diodes) and repairing the main transofrmer T1.
the coil assembly is replaced.
Figure 7-1. Timer and High Frequency Drawer, Wiring Diagram.
assistance in troubleshooting and repair. Figure 7-1