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TM 9-4120-389-14
b.
Installation
(1)
Braze the distribution lines to new evaporator coil.
(2)
Place evaporation coil in unit and align mounting hardware of coil with through holes in
casing.
(3)
Secure left hand mist eliminator bracket and evaporation coil to casing with two screws and
two lockwashers.
(4)
Secure right hand mist eliminator bracket and evaporator coil to casing with two screws and
two lockwashers.
(5)
Secure the evaporator coil to casing with two screws and two lockwashers.
(6)
Purge the system with nitrogen. (See para. 5-4).
(7)
Braze distributor to expansion valve and suction return line to evaporator coil (See para. 5-5).
(8)
Replace dehydrator (See para. 5-10).
(9)
Leak test all new connected joints and those in the repair area (See para. 5-6).
(10)
Evacuate the system (See para. 5-7).
(11)
Charge the system (See para. 5-8).
Follow-on procedures:
1.
Install mist eliminator (See para. 4-20).
2.
Install evaporator outlet louver (See para. 4-17).
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