TB-9-2320-279-13-1

TECHNICAL BULLETIN; AIR CONDITIONING SYSTEM

OPERATOR’S, UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL, INSTALLATION INSTRUCTIONS, AND REPAIR PARTS AND SPECIAL TOOLS LISTS

DECEMBER 2005

TB-9-2320-279-13-1 - Page 266 of 524

TB 9-2320-279-13-1

0030-4

AC EVAPORATOR CORE AND EXPANSION VALVE REPLACEMENT - Continued

DRAFT

INSTALLATION

NOTE

Install bracket as noted prior to removal.

1. Install bracket (29) on expansion valve (20) with two lockwashers (28) and screws (27).

NOTE

Ensure preformed packings are on fittings prior to installation.

2. Install preformed packing (26) and fitting (25) on expansion valve (20).

3. Install preformed packing (24) and fitting (23) on expansion valve (20).

4. Install preformed packing (22) and fitting (21) on expansion valve (20).

Torque fitting (21) to 18-22 ft-lbs.

(24-30 N•m).

5. Install preformed packing (19) and fitting (18) on expansion valve (20).

Torque fitting (18) to 11-13 ft-lbs.

(15-18 N•m).

HEMAC054

HEMAC053