EVAPORATOR, FAN, MOTOR, AND HOUSING REPAIR. (Cont)

TM5-4120-384-14

5 - 8 . EVAPORATOR, FAN, MOTOR, AND HOUSING REPAIR.-Continued

NOTE

Be sure load spring is not lost during motor

Note its position for use in

disassembly.

reassembly.

(5)

Carefully slide

rotor

out

stator

housing.

( 6 ) P r e s s o u t or carefully drive bearings out of end bracket

Retain load spring for use at reassembly if

and stator housing.

not damaged.

(7) Examine rotor, stator, and shafts

for

nicks,

gouges,

deformations, and evidence of overheating.

(8) Dress high metal defects in shafts

with a fine file

If damage exceeds repairable limits,

replace motor.

stone.

(9) Coat shaft surfaces of rotor

with oil (MIL-L-2104, Grade

They should seat against

20) and slide bearings on shaft ends.

shoulders at the inner ends of shaft.

(10) Coat

the bearing cavity of end bracket and

stator housing

with oil, and

carefully slide rotor into stator until

bearing is

seated.

(11)

Work end bracket onto shaft until bore fits over end

Keep matchmark made during disassembly in alignment.

stator.

(12)

Place

four

screws

through

end

bracket

into

stator

housing.

(13) Tap around end-bracket with a plastic or rawhide mallet

while tightening screws.

Tighten in alternating sequence until all

screws are equally tightened.

Check for freedom of rotation by

There should be no drag or binding.

turning motor shaft by hand.

replace

connector

Keco

Industries,

Inc.

motor:

(1)

Loosen

cable

clamp.

(2)

Tag

and

unsolder

leads.

(3)

Remove

old

connector.

(4) See wiring diagram figure

4-4

and