TM9-4120398-14
4-19. SUPPLY DUCT ADAPTER
This task covers:
a. Repair
b. Replacement
INITIAL SETUP
Tools
Equipment Condition
Tool kit, refrigeration SVC
Power OFF
Supply flexible duct removed
General Safety Instructions
Materials/Parts
WARNINGS
Voltages used can kill. Always
Gasket (TM9-4120-398-24P)
Insulation (TM9-4120-398-24P)
disconnect power cord to air conditioner
before performing any internal
maintenance. Shutting unit off at its
control panel does not disconnect
unit power.
Dry cleaning solvent (Federal Specification
P-D-680) used to clean parts is potentially
dangerous to personnel and property.
Do not use near open flame or excessive heat.
Flash point of solvent is 100F to 138F
(38C to 59 C).
a. Removal.
(1) Remove 14 screws (1).
(2) Remove adapter (2).
b. Repair.
(1) Repair by straightening bends and dents. Replace if necessary.
(2) To replace gasket or insulation:
(a) Remove as much old gasket or insulation material as possible by pulling or scraping it away from the
metal surface.
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