TM 9-4110-255-14
5-39. EVAPORATOR COIL REPLACEMENT . - Continued
b. Installation.
WARNING
Coil fins are sharp and can cut hands or fingers.
Wear gloves t, personal injury when
handling coil.
(1) Install shroud (5) onto evaporator coil (4) using ten flat washers (13), new lock washers (12), and screws
(11).
(2) Purge (para 5-11) and braze (para 5-12) three fittings (15).
(3) Install insulation (14) and secure using insulation tape as necessary.
(4) Install evaporator coil (4) and shroud (5) into frame (10). Secure with ten screws (9).
(5) Purge (para 5-11) and braze (para 5-12) three fittings (8).
(6) Install two clamps (7) to secure heat exchanger (16).
(7) Install insulation (6) and secure using insulation tape as necessary.
(8) Slide fan drive shaft (3) back into place and tighten two set screws (1) each on both flange bearings and
fan clutch collars (2).
NOTE
FOLLOW-ON MAINTENANCE:
Install evaporator fan (para 4-42).
Install temperature switch (para 4-36).
Install expansion valve (para 5-38).
Replace dehydrator (para 5-17).
Leak check (para 5-13), evacuate (para 5-14), and charge (para 5-15) the refrigeration system.
Install evaporator cover panel (para 4-15).
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