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 350 of 524

TB 9-2320-279-13-1

0045-2

AC UPPER PLENUM REPLACEMENT - Continued

DRAFT

INSTALLATION

1. Install two upper plenums (2) on cover (8) with two washers (7), lockwashers (6), and screws (5).

Do not

tighten screws (5).

2. Install two upper plenums (2) on lower plenum (4) with six screws (3).

3. Tighten two screws (5).

NOTE

Perform Step 4 if gasket was removed.

4. Install gasket (1) around outside edges of two upper plenums (2).

FOLLOW-ON MAINTENANCE

1. Install AC heater/evaporator cover (WP 0037).

END OF WORK PACKAGE

HEMAC061