ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Inspect gasket (32). Replace if cracked,
6.
(30) securing control and display unit
tom, loose, or excessively compressed.
panel (31) to control and display unit
cover (12) 5 inch-pounds using proce-
Position control and display panel (31)
7.
dures described in paragraph 3-11.
against control and dis la unit cover
(12). Torque 16 screws (29) and washers
(4) Fault indicator DS2. Remove and replace fault
(30) securing control and display panel
indicator DS2 (26, figure 4-17) as follows:
(31) to control and dispaly unit cover (12)
(a) Removal.
5 inch-pounds using procedures described
1. Remove 16 screws (29) and washers (30)
securing control and display panel (31) to
(5) Audible alarm DS3.
control and display unit cover (12). Sepa-
(a) Removal.
rate control and display panel (31) and
control and display "unit "cover (12) to
1. Remove 16 screws (29) and washers (30)
permit access to front panel mechanical
securing control and display panel (31) to
and electrical connections.
control and display unit cover (12). Sepa-
rate control and display unit cover 12
2. Tag and unsolder wires connected to indi-
and control and display panel (31) to per-
cator DS2 (26).
mit access to audible alarm DS3 and its
3. Remove nut (28) and washer (27) securing
connecting wires.
indicator DS2 (26) to control and dis la
2. Tag and unsolder wires connected to au-
panel (31) and remove indicator DS2 26.
dible alarm DS3 (13).
(b) Replacement.
3. Unscrew audible alarm gasket (14) from
control and display unit cover (12).
4.
Remove audible alarm gasket (14) from
control and display unit cover (12).
(b) Replacement.
1.
Install audible alarm gasket (14) in audi-
off harmful vapors. Use only in well-ven-
ble alarm mounting hole in control and
tilated area away from open flames and
display unit cover (12).
sparks. Avoid prologned or repeated inha-
lation of vapors.
2.
Screw audible alarm DS3 (13) in mount-
ing hole in control display unit cover (12).
1. Clean shoulder of indicator DS2 (26)
where it contacts display and control
3. Prepare and solder two wires that connect
panel (31) using isopropyl alcohol and
audible alarm DS3 (13) using tagged
clean, lint-free cloth. Clean area on con-
wires from removed audible alarm as a
trol and display panel where indicator
guide (+ lead to E15, lead to E14).
makes contact. Repeat at least three times
Clean solder joint to remove flux.
using clean cloth each time, When clean,
4.
Inspect gasket (32). Replace if cracked,
wipe dry using lint-free cloth.
tom, loose, or excessively compressed.
2.
Apply adhesive (MIL-A-46146, Type I)
Position control and display panel (31)
5.
0.010- to 0.030-inch thick on shoulder
against control and dis la unit cover
contact surface. Install in control and
(12). Torque 16 screws (29) and washers
display panel (31) within 5 minutes after
(30) securing control and display panel
applying adhesive.
(31) to control and display unit cover (12)
3. Install nut (28) and washer (27) that se-
5 inch-pounds using procedures described
cure fault indicator DS2 (26) to control
and display panel (31). Tighten nut (28)
(6) Control and display unit flexible harness as-
sufficiently to hold but not enough to
reduce adhesive thickness to less than
play unit flexible harness assembly (36, figure 4-17) shall
0,010 inch.
be repaired by splicing with haywires. Repair flexible
4. Cure adhesive for 72 hours minimum.
harness assembly (36) as follows:
Pre are and solder tagged wires to fault
5.
(a) Removal. Remove display logic circuit card
indicater DS2 (26).
assemblies Al (6), A2 (7), and keyboard and
4-144
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