TM 9-4910-663-34
(6)
Reverse the procedures of steps (1) through (5) to install the replacement transformer.
u.
Removal and Replacement of Variable Transformer T3 or T5 (fig 2-7).
(1)
Remove the seven 1/4-20 screws from the control panel (fig 2-5), raise panel and secure with lock bolt.
Remove lower rear panel.
(2)
Remove the screws that attach wiring to the terminals of the transformer that is to be replaced, and detach
the wires from the transformer terminals.
(3)
Remove the four nuts, lockwashers, and screws that attach the transformer to the test stand, and remove
the transformer.
(4)
Reverse the procedures of steps (1) through (3) to install the replacement transformer.
3-2.
BINDING POST PANEL ASSEMBLY (fig 2-6)
a.
Description. The binding post panel assembly contains binding posts used to make electrical connections for
testing of external components on the test stand, and three toggle switches. Repair is limited to inspection to detect
defective parts, and removal and replacement of the defective part. All repair procedures can be performed with the
binding post panel assembly installed on the test stand.
b.
Inspection of Binding Post Panel Assembly.
(1)
Disconnect main power from the test stand.
(2)
Remove the 10 1/4-20 screws and lockwashers that attach the right side panel of the test stand, and
remove the right side panel.
(3)
Inspect the binding posts for indications of burning.
(4)
Inspect the binding posts for stripped threads.
(5)
Inspect the toggle switches for ease of manual operation.
c.
Removal and Replacement of Binding Posts.
(1)
Disconnect main power from the test stand.
(2)
Remove the 10 1/4-20 screws and lockwashers that attach the right side panel of the test stand, and
remove the right side panel.
3-9
