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TM 11-5820-890-30-5
15-22. REPLACEMENT OF BATTERY TRAY CIRCUIT CARD ASSEMBLY (12A1A1).
Tools:
Cross tip screwdriver
Soldering kit
Heat sink
Long nose pliers
Soldering aid
Expendable Supplies:
Solder
Alcohol
Cotton swabs
References:
Paragraph 15-20 for removal and installation of mounting plate assembly.
Paragraph 15-35 for removal and installation of threaded screw inserts.
ITEM
ACTION
REMARKS
REMOVAL
a. Mounting plate
assembly (2)
b. Battery tray
subassembly (1)
c. A1 battery tray CCA
wires (2)
d. 17 E-terminals
e. Six screws, flat washers,
and Iockwashers (7)
f. A1 battery tray CCA (8)
INSTALLATION
g. A1 battery tray CCA (8)
h. Six screws, flat washers,
and Iockwashers (7)
i.
A1 battery tray CCA (8)
j.
Mounting plate
assembly (2)
Remove and retain.
Set upside down on work surface with
left side toward you.
Tag the location of each wire soldered
to 17 E-terminals on A1 battery tray
CCA. See figure 15-6.
Use long nose pliers and soldering equip-
ment. Desolder and remove 20 tagged
wires from 17 E-terminals.
See figure 15-5. Use cross tip screw-
driver. Remove and inspect six screws,
flat washers, and Iockwashers securing
A1 battery tray CCA (8) to chassis.
If damaged, obtain replacement,
Remove and discard.
Obtain replacement A1 battery tray CCA
and place it on the chassis.
Use cross tip screwdriver. Install six
retained screws, flat washers, and
Iockwashers securing A1 battery tray
CCA (8) to chassis.
Use long nose pliers and soldering equip-
ment. Attach and solder 20 tagged wires
to 17 E-terminals on A1 battery tray CCA,
and remove wire tags. See figure 15-6.
Install retained mounting plate assembly
on battery tray subassembly (1).
Refer to paragraph 15-20
for removal of mounting
plate assembly.
These were removed in
step e.
Before and after soldering,
clean wires and E-terminals
with alcohol and cotton
swabs.
Refer to paragraph 15-20
for installation of mounting
plate assembly.
15-24
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