TB-9-2510-251-13

TECHNICAL BULLETIN

OPERATOR AND FIELD MAINTENANCE; INSTALLATION MANUAL (INCLUDING REPAIR PARTS LIST); FOR ADD-ON-ARMOR (AoA) AIR CONDITIONING

AUGUST 2007

TB-9-2510-251-13 - Page 303 of 624

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TB 9-2510-251-13

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Air Conditioner Unit Repair (Cont’d)

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3

8

7

6

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2

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17

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NOTE

For ease of installation, tag and mark wires prior to removal.

a. Access Panel Removal

1)

Remove six screws (1), washers (2), and access panel (3) from access cover (4).

b. Distribution Plenum and Centrifugal Fan Repair

1)

Remove access panel.

2)

Remove two screws (5), two screws (6), mounting bracket (7), centrifugal fan (8),

distribution plenum (9), and locknut (10) from access panel.

3)

Remove screw (11), diffuser retainer (12), and diffuser (13) from distribution plenum (9).

4)

Remove tube (14) from thermostat (15).

5)

Remove thermostat (15), filter assembly (16), and two relays (17) from access cover (4).

6)

Install two relays (17), filter assembly (16), and thermostat (15) to access cover (4).

7)

Install tube (14) to thermostat (15).

8)

Install diffuser (13), diffuser retainer (12), and screw (11) to distribution plenum.

9)

Install centrifugal fan (8), distribution plenum (9), and mounting bracket (7) to access panel

and secure with two screws (5), two screws (6), and locknut (10).

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16

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