TM 9-4120-401-14
Replace
This task covers:
INITIAL SETUP
Equipment Condition
Tools
Refrigeration Unit Service Tool Kit
Gloves
Use disconnect switch (NOT POWER
CABLE) to disconnect power to unit.
Damage to cable connector pins will result
Materials/Parts
if cable is used.
Evaporator Coil
Disconnect power at power source.
Lock Washers (12)
Replace.
(1) Remove two screws (1) and lock washers (2). Remove locking plate (3).
(2) Remove two screws (4), lock washers (5), and flat washers (6).
(3) Remove four screws (7), lock washers (8), and flat washers (9). Remove mist eliminator holder (10).
(4) Remove screw (11), lock washer (1 2), flat washer (13), and loop clamp (14).
When handling coils, wear gloves to avoid cuts and reduce fin damage on the
coil.
(6) Carefully lift evaporator coil (16) and tubing up and out of unit.
(7) Debraze tube connections (17), (18), (19), and (20) from coil (16). (See paragraph 5-14.)
(8) Braze tube connections (20), (17), (18), and (19) to new coil (16). (See paragraph 5-14.)
(9) Carefully lower evaporator coil (16) and tubing into unit.
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