TM 9-4120-407-14
c. Installation.
(1) Slip refrigerant desiccant dehydrator (1) and two brackets (6) into place in the Air Conditioner.
Refrigerant flow is away from receiver (7), be sure refrigerant desiccant dehydrator is installed
correctly per flow direction indicator. Secure brackets in place with two screws (5), flat washers
(4) and new self locking nuts (3).
New refrigerant desiccant dehydrators are packaged with sealing
caps on the flare fittings to prevent moisture contamination of the
desiccant filtering media.
Installing a new refrigerant desiccant dehydrator from which caps
have been removed for an extended or unknown period of time can
(2) Remove two caps (8) from new refrigerant desiccant dehydrator (1) and tighten two flare nuts (2)
4-21. ACTUATING CYLINDER INSPECTION, ADJUSTMENT, AND REPLACEMENT.
d. Installation
a. Inspection b. Adjustment c. Removal
This task covers:
Equipment Conditions:
Tools
Service Refrigeration Unit Tool Kit
Materials/Parts
a . Inspection.
(1) Check for evidence of leaking. Leak check per paragraph 4-16. Replace actuating cylinder (1) if
leaking.
(2) Check for dents on actuating cylinder (1). Replace if dented.
(3) Check that vanes (2) are in the closed position and the cylinder shaft (3) is completely retracted.
Adjust if required.
4-51