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TM 5-4120-341-13
ACTION
REMARKS
LOCATION/lTEM
Purge system with dry nitrogen prior to soldering. Refrigerant heated to
a.
Repair minor leaks or holes by soldering.
11. Evaporator Coil
Use a silver solder with a 50% silver capacity
b.
and a melting point of approximately 1160 F
c.
Straighten bent fins prior to installation.
HOUSING INTERIOR
a.
Align holes in evaporator coil with holes in
12. Evaporator Coil
b.
Secure evaporator coil to base from the
underside using four (4) screws.
Secure evaporator coil to bulkhead with six
(6) screws.
d.
Connect and solder two (2) refrigerant lines
to evaporator coil.
e.
Align holes in frame with holes in base.
f.
Secure frame to base with eight (8) screws.
Secure frame to condenser coil with two (2)
g.
screws.
h.
Connect suction line to evaporator coil
approximately two (2) inches below header.
i.
Refer to paragraph 5-8 and solder suction
Connect refrigerant line between evaporator
j.
coil and expansion valve and tighten flare nut.
FRONT OF HOUSING
a.
Align holes in thermostat switch with holes in
13. Front Panel
front panel.
b.
Secure thermostat switch to front panel with
two (2) screws.
c.
Align holes in selector switch with holes in
front panel.
d.
Secure selector switch to front panel with two
(2) screws.
e.
Align holes in front panel with holes in
f.
Secure front panel with fourteen (14) screws.
Install wire in mechanical screw post on door
g.
and tighten mechanical screw post.
Install wire through clamp on evaporator
h.
shroud and tighten clamp.
5-34

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