TM 9-4931-436-14&P
battery case assembly (49) with three
(4) Replace panel assembly (refer
screws (44), three flat washers (36),
to paragraph 6-2 .b).
and three hex nuts (35). Torque to
ag. Battery Case Assembly Removal
50-60 in.-oz.
(7) Replace panel assembly (refer
(1) Remove panel assembly (refer
to paragraph 6-2 .b) .
to paragraph 6-2 .a).
Fuseholder (F1) Removal (fig.
ai.
(2) Remove three screws (44), three
c-2).
flat washers (36), and three hex nuts
(1) Remove panel assembly (refer
(35) securing door assembly (45) to
to paragraph 6-2 .a).
front panel (34), battery box gasket
(2) Use a grounded soldering iron
(48), and battery case assembly (49).
(25 watts). Unsolder and tag two wires
(3) Use a grounded soldering iron
from back of F1 (38).
(25 watts). Unsolder and tag two wires
(3) Remove hex nut and lock washers
from single battery PWB (52).
securing F1 to front panel (34).
(4) Remove eight screws (53) 16
aj. Fuseholder (FL) Replacement (fig.
flat washers (2), eight hex nuts (50)
securing single battery PWB (52),
(1) Apply primer (MIL-S-22473,
cable clamps (71), and single battery
grade T) and locking compound (MIL-S-
PWB gasket (51) to battery case assem-
22473, grade C) to threads of F1 (38).
bly (49).
(2) Install F1 on front panel (34).
(5) Remove three screws (37),
Secure with hex nut and Lock washer.
three flat washers (2), and three hex
(3) Refer to figure 5-1. Use a
nuts (50) securing battery case assem-
grounded soldering iron (25 watts).
bly (49) and battery box gasket (48)
Solder wires to fuseholder.
to front panel (34).
(4) Replace panel assembly (refer
ah. Battery Case Assembly Replace-
ment (fig. C-2).
ak. Fuse Removal (fig. C-2).
(1) Apply sealing compound (MIL-
(1) Open latches on instrument
S-8802, CLA-) under screw heads prior
case. Open case.
to installation.
(2) Remove F1 (38) knob from fuse-
(2) Apply primer (MIL-S-22473,
grade T) and locking compound (MIL-S-
holder (38).
(3) Remove fuse (39).
22473, grade C) to threads of all
al. Fuse Replacement (fig. C-2).
screws.
(1) Install fuse (39) in fuseholder
(3) Install battery case assembly
(49) and battery box gasket (48) on
(38).
front panel (34). Secure with three
(2) Install fuseholder knob on
screws (37), three flat washers (2),
fuseholder.
(3) Close case. Close latches.
and three hex nuts (50). Torque to
. Target Window Backing Removal
13-17 in.-lb.
(4) Install single battery PWB
(1) Remove panel assembly (refer
(52), cable clamps (71), and single
to paragraph 6-2 .a).
battery PWB gasket (51) on battery
(2) Remove two screws (1) and two
case assembly (49). Secure with eight
flat washers (2) securing retainer bar
screws (53), 16 flat washers (2), and
assembly (3) to PWB A1 (9).
eight hex nuts (50). Torque to 6-8
(3) Carefully fold retainer bar as-
in.-lb.
sembly back ensuring that cables secured
(5) Refer to figure 5-1. Use a
to top of retaining bar are not damaged.
grounded soldering iron (25 watts).
(4) Remove column preamp PWB as-
Solder two wires to single battery
semblies (4) from connectors on PWB A1.
PWB (52).
(6) Install door assembly (45) on
(5) Remove two screws (1) and two
flat washers (2) securing retainer bar
front panel (34). Secure to front
assembly (5) to PWB A1.
panel : battery box gasket (48) and
6-6
