Removal Of Fan Rotor And Fan Motor - Daikin Sky Air B-Series R-410A Service Manual

FFQ25/35/50/60BV1B
1.7

Removal of Fan Rotor and Fan Motor

Procedure
Step
Remove the switch box.
Remove the bell mouth
(Two screws)
1. Removing the fan rotor
1 Remove the resin nut
and rotation stopper to
dismount the fan rotor.
2 Remove the resin nut
with spanner.
3 Pull down the fan rotor
slowly.
4 Make sure to hold the
hub as shown in Fig.1
when tightening or
loosening the fan fixing
nut with a spanner.To
avoid deformation and
vibration of the fan, do
not apply excessive
torque to the shroud
(the slash part of Fig.2).
Note) There is no
problem to hold the
shroud when carrying
or lifting the fan.
238
Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Procedure
Fig. 1 Fan fixing method
(S2653)
Caution
When tighten or loosen the fan
rotor fixing resin nut,
hold the base of the fan.
see detail below.
Rotation
stopper
Resin nut
(S2655)
Hub
Fig. 2 Do not apply excessive torque
to the area shown in slash
Si21-205
Points
A convex protrusion is
provided at the position of
bell mouth fixing screw to
prevent misjudgment with
switch box fixing position.
(S2654)
For removal of switch box,
refer to the "1.6 Removal of
Switch Box" on page 237.
Shroud
(S2764)
Removal Procedure