TM 9-4120-370-14
TO 35E9-229-1
5-19. SERVICE VALVES - Continued.
(3) Remove cover.
Inspection
b.
(1) Check that caps are in place and that threaded connection ends are not damaged. Replace if missing or
damaged.
(2) Check for signs of leakage. Leak test per para 5-10 if leak is suspected.
Removal
c.
(1) Using screwdriver, remove screw, flat washer, nut, and clamp.
(2) Discharge the refrigerant system. (See para 57.)
NOTE
If valve is to be reused, internal parts should be removed prior to debrazing.
(3) While purging the system with nitrogen, debraze the valve from the tubing. (See para 58 and para 59.)
(4) Remove the valve.
d. Installation
(1)
Position valve in unit.
NOTE
New valves are normally shipped with internal parts loosely assembled. Remove internal
parts prior to brazing. Be sure that valve is reassembled after brazing is complete.
While purging the system with nitrogen, braze the tubing pints. (See para 58 and para 59.)
(2)
(3)
Using screwdriver, secure valve with screw, flat washer, nut, and clamp.
(4)
Replace the dehydrator. (See para 51 4.)
Leak test the newly connected joints and all connections in those areas. (See para 510.)
(5)
(6)
(7)
Check that valve stem and hose connection protective caps are in place on valves.
(8)
Using screwdriver, secure service valve cover with six screws, lock washers, and flat washers.
(9)
On F36T2SA and F36T42SB close condenser air deflector door.
Preliminary procedures:
The compressor and motor assembly are hermetically sealed in a metal canister and are not repairable. The following
items may be replaced without opening the refrigerant system.
Connector (J11)
Heater (HR7)
Thermostat (S4)
Heater (HR8)
Thermostat (S10)
Connector (P21) and harness