TM 9-4910-663-34
(2)
Remove the panel retaining hardware from the front and sides of the control panel, raise the control panel,
and secure it in the up position with the toggle bolt.
(3)
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.
(4)
Disconnect all wires from the toggle switch that is to be replaced.
(5)
Remove the nut that attaches the toggle switch to the test stand, and remove the toggle switch.
(6)
Reverse the procedures of steps (1) through (5) to install the replacement toggle switch.
s.
Removal and Replacement of Battery Charge Timer TD1 (fig 2-7).
(1)
Disconnect main power from the test stand.
(2)
Remove the panel retaining hardware from the front and sides of the control panel (fig 2-5), raise the
control panel, and secure it in the up position with the toggle bolt.
(3)
Remove the knob from the timer. Disconnect the timer switch contact wire and the timer motor wires from
the terminals of the CHARGE INDICATOR.
(4)
Remove the three timer retaining screws, and remove the timer from the test stand.
(5)
Reverse the procedures of steps (1) through (4) to install the replacement timer.
t.
Removal and Replacement of Power Transformer T1, T2, T4, or T6 (fig 2-8).
(1)
Disconnect main power from the test stand.
(2)
Open the high voltage compartment door.
(3)
Remove eight 1/4-20 screws and lockwashers from both the upper and lower rear panels of the test stand,
and remove the panels.
(4)
Remove the screws that attach the wires to the terminals of the transformer that is to be replaced, and
detach the wires from the transformer terminal.
(5)
Remove the four nuts, lockwashers, and bolts that attach the transformer to the test stand, and remove the
transformer.
Change 1 3-8
