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TM 9-4120-389-14
5-27. CONDENSER COIL REPLACEMENT
Preliminary procedure: Remove top cover (See para. 4-14).
a. Removal
WARNING
All refrigerant must be discharged from system before attempting removal of
condenser coil.
(1)
Discharge the refrigeration system per para. 5-3.
(2)
Remove 16 screws and lockwashers that secure coil to casing.
(3)
Purge the system per para. 5-4.
(4)
Debraze the tube connections per para. 5-5.
(5)
Remove condenser coil from unit.
b. Installation
(1)
Place condenser coil in unit and align mounting hardware in condenser coil with clearance holes in
casing.
(2)
Maneuver condenser guard to align with clearance holes in casing and mounting hardware of coil.
(3)
Secure coil to casing with 16 screws and lockwashers.
(4)
Purge the system with nitrogen per para. 5-4.
(5)
Braze the tube connections per para. 5-5.
(6)
Replace dehydrator (See para. 5-10).
(7)
Leak test all newly connected joints and those in the repair area (See para. 5-6).
(8)
Evacuate the system per para. 5-7.
(9)
Charge the system per para. 5-8.
Follow-on procedure: Install top cover (See para. 4-14).
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