204
2 Propeller fan
Fan motor
(continued)
10)Disconnect the faston connectors for the
fan motor leads (3 pieces) from the Fan
IPDU, and pull the leads up and out.
11)Remove the fan motor.
(M6 × 0.8’ (20 mm), 4 pcs.)
2. CAUTION for replacement or
attachment
1)Insert the propeller fan while aligning the D-
cut surface of the fan motor shaft with the
arrow mark ( ) on the fan.
(If the propeller fan is tightly mounted on the
shaft without securing alignment between
the D-cut surface and the arrow mark ( ),
it may cause the fan to melt and fall off due
to friction heat.)
2)Be sure to put the square washer in place.
(Otherwise, unusual noises and vibrations
may result.)
3)Tighten the flange nut at a torque of 11.1
ft•lbs (15 N•m).
(To tighten the flange nut, turn it
counterclockwise.)
No. Part to be replaced Work procedure Remarks
Disconnect faston
connectors and pull fan
motor leads up and out.
11) Screw (4 locations)
Fan motor lead
travel route
Fan IPDU
Close-up view of faston
connectors
D-cut surface of fan
motor shaft
Arrow mark ( ) of fan
To be aligned with D-cut surface
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