TM
5-3431-203-15
Figure 4-16. High frequency control transformer,
removal and installation.
c. Installation.
(1) Refer to figure 4-16 and install the
high frequency control transformer.
(2) Install the high frequency panel as-
sembly (para 3-27).
Figure 4-15. Accessory transformer, removal and
installation.
4-34. Main Transformer
(2) Connect a 230-volt power source to
a. Removal.
the primary winding of the trans-
(1) R e m o v e the welding machine top
former.
and housing (para 3-26).
(3) The meter should read 3,500 volts.
(2) Remove the control panel (para 4-
If the indicated reading is not ob-
16).
tained, the transformer must be re-
(3) Remove the control rectifier (para 4-
placed.
22).
(4) Remove the rectifier assembly (para
Warning: When making a test on
4-23).
the high frequency control trans-
(5) Remove the filter reactor (para 4-
former,
make sure
the trans-
29).
former is on an insulated bench. Do
(6) Remove the tesla coil (para 4-31).
not touch the transformer or wires
(7) Remove the. accessory transformer
leading from it. To do so may cause
serious electrical shock or possible
(8) Remove the switching panel (para
death to personnel performing the
4-28).
test.