TM 11-5820-890-30-4
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)
Use round-nose pliers.
connector 6A1A2W1J4
case (4) .
Use round-nose pliers.
connector 6A1A2W2J3
case (4).
Disconnect from
on power amplifier
Disconnect from
on power amplifier
Use flat tip screwdriver. Loosen and re-
move 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 re-
tained screw (3). Use flat tip screwdriver.
Install screw in connector 6A1W1P4 (15).
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. Use torque screwdriver.
Torque screws to 8 to 10 in-lb.
This was removed in
step f.
5-39
