Refer to figure
Identification Plate Removal and Replacement.
5-9 and proceed as follows:
Remove enclosure (6) in accordance with paragraph 5-11a.
Remove two screws (24), washers (25) and nuts (26) that
secure the identification plate (27) to the enclosure
To replace, secure identification plate (27) using two
screws (24), washers (25) and nuts (26).
5-12. Countermeasures Control Procedures. Countermeasures control
maintenance consists of removing the top cover and, if required,
Figure 5-13 shows
repairing the unit using the following procedures.
countermeasures control component locations.
components by numbers keyed to figure 5-13.
Before performing the repair procedure, ensure that power
is disconnected from the countermeasures control.
Top Cover Removal and Replacement.
Remove the 10 screws (1) and top
Refer to figure 5-13.
cover (2) .
(2) To replace top cover (2), aline cover with the mounting
holes on chassis (52) and install the 10 screws (1).
Refer to figure 5-13 and
Front Panel Removal and Replacement.
proceed as follows:
Remove six screws (6) and flat washers (7) that secure
front panel (3) to chassis (52).
Remove top cover in accordance with paragraph 5-12a.
Remove two screws (8) that secure bottom cover (9) to
front panel (3), then pull front panel out of the chassis
On front panel (3), remove outer collar nut (4) and lock
washer (44) from circuit breaker (5).
To replace front panel (3), place the circuit breaker (5)
in the front panel (3) and install the outer collar nut
(4) and lock washer (44) on the circuit breaker.
Aline the front panel (3) with the mounting holes and
install the six mounting screws (6) and flat washers (7)
that secure the front panel to the chassis (52).