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Page Title:
EVAPORATOR, FAN, MOTOR, AND HOUSING REPAIR. |
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 TM5-4120-384-14
5-8. EVAPORATOR, FAN, MOTOR, AND HOUSING REPAIR.
Direct support maintenance repair of the evaporator fan motor is
limited to replacement of the electrical connector, thermal
overloads, and bearings.
Repair of the evaporator fan and fan
housing is by replacement.
For access, inspection, testing,
removal and installation see paragraph 4-32.
NOTE
Check nameplate on motor for manufacturer and model
number and use repair instructions below which
pertain to the motor in your air conditioner.
Authorized repair of Motor Assembly, Custom Motor Design,
Repair.
Model 184-01-0412 is accomplished using the following procedures a,
b, and c.
(See fig. 5-1.) For Keco Industries, Inc. Model
(See
113K0001 or 113K0090 see following procedures d, e, and f.
f i g . 5-1.1.) For additional information on electric motor repair
refer to FM 20-31 (Electric Motor and Generator Repair).
a.
To replace connector on Custom Motor Design motor:
(1)
Loosen
cable
clamp.
(2)
Tag
and
unsolder
leads.
(3)
Remove
old
connector.
(4) See wiring diagram
and
tags
and
lead
to
new
connector.
Remove tags.
(5)
Secure
cable
clamp.
To replace overload (thermal) protectors on Custom Motor
Design motor:
Thermal protectors are not replaceable on this
motor. If testing (para 4-32) indicates an open thermal protector,
replace motor.
c.
To replace bearings on Custom Motor Design motor:
(1)
Match-mark
stator
and
end
bracket
to
ease
reassembly.
(2)
Remove
four
screws
from
end
bracket.
(3) Carefully separate end bracket from stator. Using
a
brass or plastic bar and hammer tap opposite sides, top, and
bottom
in alternating sequence to break end bracket loose.
(4)
Remove
end
bracket.
5-15
Change 2
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