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TM 11-5820-890-30-5
14-40. REPLACEMENT OF POWER SUPPLY ADAPTER CHASSIS ASSEMBLY. Continued
ITEM
ACTION
REMARKS
INSTALLATION
ba.
bb.
bc.
bd.
be.
bf.
bg.
bh.
Spanner nut
bi.
bj.
Power supply adapter
chassis assembly (10),
25 lockwashers, and
two spring pins
Wiring harness with
rear access cover, J2
connector, S1 rotary
switch, and CR1, CR3,
and CR4 diodes
Screw, flat washer (5),
and two terminal
lugs (4)
Two screws, flat washers
(8), and four terminal
lugs (7)
Rubber washer
Hex nut and
Iockwasher
O-ring
and Iockwasher
CR1 diode (9), flat
washer, and Iockwasher
Three screws, flat
washers, and
Iockwashers (1)
Obtain replacement power supply adapter
chassis assembly, 25 Iockwashers, and
two spring pins.
Carefully position retained wiring harness
with rear access cover, J2 connector,
S1 rotary switch, and CR1, CR3, and
CR4 diodes on replacement power supply
adapter chassis assembly. Route the wiring
harness as shown in figure 14-11.
Use cross tip screwdriver. Install and
tighten screw, flat washer, and two
terminal lugs securing the wiring harness
to E4 on the chassis.
Use cross tip screwdriver. Install and
tighten two screws, flat washers, and four
terminal lugs securing the wiring harness
to E5 on the chassis.
Apply silicone compound to rubber
washer on retained S1 rotary switch.
Use adjustable wrench. Install and hand
tighten hex nut and replacement Iockwasher
securing the S1 rotary switch on the
chassis. Use torque wrench. Torque
to 13 in-lb.
Apply silicone compound to o-ring
on retained J2 connector (3).
Use 1 5/16 inch spanner wrench. Install
and tighten spanner nut and replacement
Iockwasher securing J2 connector (3) on
the chassis. Use torque wrench and
socket wrench spanner attachment.
Torque to 90 in-lb.
Use adjustable wrench. Install and tighten
retained CR1 diode, flat washer, and
replacement Iockwasher on the chassis.
Use cross tip screwdriver. Install and tighten
three retained screws, flat washers, and
replacement Iockwashers securing retained
angle bracket (2) with the CR3 and CR4
diodes on the chassis.
14-71
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