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TM 11-5820-890-30-5
5-21. REPLACEMENT OF POWER AMPLIFIER HEAT SINK (6A3). Continued
ITEM
ACTION
REMARKS
REMOVAL Continued
d. Cable W3 (13)
e. Cable W4 (14)
f. Screw (3)
g. Cable W1 (2)
INSTALLATION
h. Power amplifier heat
sink (1)
i.
Cable W1 (2)
j.
Screw (3)
k. Cable W4 (14)
l.
Cable W3 (13)
m. power amplifier
heat sink (1)
Using round nose pliers, disconnect from
connector 6A1A2W1J4 on power amplifier
case (4).
Using round nose pliers, disconnect from
connector 6A1A2W2J3 on power amplifier
case (4).
Using flat tip screwdriver, loosen, remove,
and retain screw (3) from connector
6A1W1P4 (15).
Loosen and remove from power amplifier
heat sink (1) connector 6A3A1J1.
Set on work surface close to power
amplifier case (4).
Connect to power amplifier heat sink (1)
connector 6A3A1J1.
Use sealing compound on threads of
This was removed in
retained screw (3). Using flat tip screw-
step f.
driver, install in connector 6A1W1P4.
Connect to power amplifier case (4)
connector 6A1A2W2J3.
Connect to power amplifier case (4)
connector 6A1A2W1J4.
Set in place on power amplifier case (4).
Start screws. Using torque screwdriver,
torque screws to 8 to 10 in-lb.
5-37
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