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TM 11-5820-890-30-5
4-52. REPLACEMENT OF 1-WATT AUDIO AMPLIFIER CCA (5A2).
Tools:
Cross tip screwdriver
Flat tip screwdriver
Torque screwdriver
ITEM
ACTION
REMARKS
REMOVAL
a.
b.
c.
d.
e.
Access cover (1)
Eight screws (5) and
flat washers
Three screws (6), flat
washers, and cable
clamps (7)
Connectors W3P3 and
W1P2
1-Watt audio amplifier
CCA (4)
INSTALLATION
f.
g.
h.
i.
j.
1-Watt audio amplifier
CCA (4)
Connectors W3P3 and
W1P2
Three screws (6), flat
washers, and cable
clamps (7)
Eight screws (5) and flat
washers
Access
cover (1)
Using flat tip screwdriver, fully loosen 15
See figure 4-14.
captive screws (2) securing access cover
(1) to audio amplifier chassis (3). Remove
and retain access cover (1).
Using cross tip screwdriver, remove and
retain eight screws and flat washers se-
curing 1-watt audio amplifier CCA (4) to
chassis.
Using cross tip screwdriver, remove and
retain three screws, flat washers, and
cable clamps securing CCA and cables
to chassis.
Disconnect connectors W3P3 and W1P2
from CCA connectors J1 and J2.
Remove and send to general support for
repair.
Obtain replacement CCA and position it
on chassis.
Connect connectors W3P3 and W1P2 to
CCA connectors J1 and J2.
Position three retained cable clamps on
These were removed in
CCA. Using cross tip screwdriver, install
step c.
three retained screws and flat washers
securing cable clamps and CCA to chassis.
Using cross tip screwdriver, install eight
These were removed in
retained screws and flat washers securing
step b.
CCA to chassis.
Position retained access cover (1) on
This was removed in
chassis. Using torque screwdriver tighten
step a.
15 captive screws (2) securing access
cover (1) to chassis. Torque screws
to 8 to 10 in-lb.
4-159
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