TM 55-1905-219-14-8
4-23. HVAC SUPPLY FAN AND MOTOR - MAINTENANCE INSTRUCTIONS
(Continued).
LOCATION
ITEM
ACTION
REMARKS
REPAIR
4. Fan
a. Screw
Remove.
(7) and
lock-
washer
(8)
b. Ground
Move.
wire (9)
c. Nut (10),
Remove.
copper
washer
(11), and
conduit
gasket
(12)
d. Conduit
Remove.
Do not damage wiring.
box (13)
e. Cotter
Remove.
pin (14)
and castle
nut (15)
f. Wheel
Remove carefully.
assembly
(16)
g. Key (17)
Remove.
h. Wheel
Install.
a. Clean the base of
assembly
the wheel.
(16) and
key (17)
b. Lightly coat with
oil.
c.
Slide wheel on
shaft
d. Adjust wheel in
housing so there
is equal clear-
ance between tips
of blade and in-
side of housing.
4-750