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 TM 9-2815-220-24
COOLING FANS, VANES, FAN HOUSINGS, AND SEALS REPLACEMENT
INSTALLATION (Continued)
5
5. Place fan (4) over shaft (24) rotating slightly
7
6
4
(if necessary) to align with spline.
a. Secure with flat washer (7) and slotted
nut (6).
24
b. Using torque wrench, torque nut (6)
600-625 inch-pounds (68-71 Nm) and
install new cotter pin (5) (item 53,
c. Repeat for opposite fan.
6. Check fan (4) clearance.
a. Using fan rotor gauge or 0.062-inch
feeler stock, check clearance between tips
of front and rear fan blades and inside
diameter of fan housings.
b. Check clearance in four opposing
positions (front, back, left, and right) for
each fan. Clearance must be 0.062 inch
(1.5748 mm) minimum.
c. Shift fan housings until clearance is
obtained. Tighten fasteners (11 and 16),
then recheck clearance. Repeat as
necessary until clearance is obtained and
fasteners are tight.
11
16
WP 0054 00-5
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