TM 9-4110-256-14
5-38. COMPRESSOR B1 TESTING. REPAIR, AND REPLACEMENT .
This task covers:
a. INSERT FUNCTION
b. INSERT FUNCTION
c. INSERT FUNCTION
INITIAL SETUP
Materials/Parts:
Materials/Parts:
Locknut (4)
Seal
Service Valve Gasket (Suction)
Marker tags (15)
Service Valve Gasket (Discharge)
Anti-Seize Tape
Cylinder Head Gasket
Compressor Lubricating Oil
Valve Plate Gasket
General Safety Instructions:
Sight Glass
Fused Cluster Terminal
WARNING
Compressor lubricating oil used in this refrigeration system
is Fused Cluster Seal
caustic. Wear gloves and a face protector or safety glasses
in
any situation where skin or eye contact is possible. If oil
does Terminal Mounting Plate Gasket
contact skin, wash with soap and water.
Oil Pump Gasket
Equipment Conditions:
Front bottom doors open.
(1) Remove two screws (1) and cover (2).
to 2, 1 to 3, and 3 to 2.
Continuity should be indicated.
If continuity was not indicated, replace
compressor.
terminal 1, 2, and 3 to compressor frame ground. No continuity should be indicated. If continuity was
indicated, replace compressor.
(4) Remove eight screws (4), cylinder head (5), cylinder head gasket (6), valve plate assembly (7), two reed
valves (8), and valve plate gasket (9). Discard gaskets.
(5) Examine reed valves (8) for warpage and any other physical damage. Replace valve plate assembly (7) if
reed valves are damaged.
5-72