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 427 of 524

TB 9-2320-279-13-1

0052-35

NOTE

Hardware mounting two upper plenums to

heater/evaporator will have to be removed from

heater/evaporator prior to installing two upper

plenums on lower plenum and heater/evaporator.

30.

Install two upper plenums (38) on lower plenum (23)

with six lockscrews (39).

31.

Install two upper plenums (38) on heater/evaporator (3)

with two screws (40), lockwashers (41), and

washers (42).

32.

Install heater/evaporator (3) on cab (26) with six

screws (43) and lockwashers (44).

33.

Install ½ in. x ½ in. (13 mm x 13 mm) gasket (45)

on edge of two upper plenums (38).

34.

Install heater center compartment cover (10) on

cab (26) with four lockscrews (46).