Toshiba Super MMU-AP0091H Service Manual page 250

Part to be
No.
exchanged
2 Propeller fan 3) Take off flange nut fixing the fan motor and
motor
4) Take off the square washer.
5) Take off the propeller fan.
NOTE) Pull it straight upward.
6) Remove the connectors (2 positions) from
7) Take off the fixing screws (4 pcs.) of the fan
w Cautions when exchange/reassembling
1) Matching D-cut surface of the fan motor
2) Be sure to attach the square washer.
3) Tighten the flange nut with 15N•m
4) Insert hooking claws of the discharge
Work procedure
propeller fan.
(To tighten the nut, turn it clockwise.)
If it is pulled forcibly, it cannot be taken
off.
IPDU P .C. board of the inverter fan, and
then pull out the fan motor lead upward.
motor.
the fan motor
shaft with mark of the fan, insert the
propeller fan.
(If tightening D-cut surface as it is out of
place, the propeller fan melts due to friction
heat resulted in falling-off.)
(Abnormal sound or abnormal vibration may
generate.)
(153kg•cm).
cabinet securely into the claw holes of the
cabinet.
(Refer to photo in the previous page; 3
positions each at front and rear sides, total
6 positions)
3) Flange nut
6)
Route of Route of
fan motor lead fan motor lead
Detailed photo
of connector
Signal line
Fan
Positioning to D-cut face of shaft
250
Remarks
4) Square washer 4) Square washer
7) Screws 7) Screws
(4 positions) (4 positions)
Remove the connector Remove the connector
and pull out it upward. and pull out it upward.
Power line
D-cut face of motor shaft
1)
mark