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TM 11-5820-890-30-5
4-71. REPLACEMENT OF TERMINAL BLOCK TB1. Continued
ITEM
ACTION
REMARKS
INSTALLATION Continued
l.
m.
n.
o.
Heatsink assembly (11)
Align heatsink assembly (11) to power
See figure 4-14.
Screw (9) and
flat washer
Screw (10)
20 captive
screws (8)
4-72. REPLACEMENT
Tools:
supply cover (17).
Using cross tip screwdriver, install retained These were removed in
screw (9) and flat washer securing heatsink step c.
assembly to audio amplifier chassis (3).
Using flat tip screwdriver, install and retain- These were removed in
ed screw (10) securing heatsink assembly
step d.
(11) to audio amplifier chassis (3).
Using torque screwdriver, tighten 20
These were removed in
captive screws (8) securing heatsink
step b.
assembly (11) to power supply cover
(17). Torque screws to 8 to 10 in-lb.
OF SNAP LINE DRIVER CCA.
Cross tip screwdriver
Torque screwdriver
Soldering kit
Flat tip screwdriver
Expendable Supplies:
Cotton swabs
Solder
Alcohol
ITEM
ACTION
REMARKS
REMOVAL
a. Mounting adapter
b. 20 captive screws
c. Screw (9) and
flat washer
d. Screw (10)
(8)
Set on work surface with back toward
you.
Using flat tip screwdriver, fully loosen 20
See figure 4-14.
captive screws securing heatsink assem-
bly (11) to power supply cover (17).
Using cross tip screwdriver, remove and
retain screw (9) and flat washer securing
heatsink assembly (11) to audio amplifier
chassis (3).
Using flat tip screwdriver, remove and
retain screw (10) securing heatsink as-
sembly (11) to audio amplifier chassis (3).
e. Heatsink assembly (11)
Lay heatsink assembly (11) on its fins.
CAUTION
Carefully lay on fins to
ensure casting does
rest on components
power supply cover.
not
inside
4-191
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