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FFQ25/35/50/60BV1B
Si21-205
238
Removal Procedure
(S2655)
Rotation
stopper
Resin nut
When tighten or loosen the fan
rotor fixing resin nut,
hold the base of the fan.
see detail below.
Caution
1.7
Removal of Fan Rotor and Fan Motor
Procedure
Warning
Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step
Procedure
Points
Remove the switch box.
Remove the bell mouth
(Two screws)
A convex protrusion is
provided at the position of
bell mouth fixing screw to
prevent misjudgment with
switch box fixing position.
1. Removing the fan rotor
1
Remove the resin nut
and rotation stopper to
dismount the fan rotor.
For removal of switch box,
refer to the "1.6 Removal of
Switch Box" on page 237.
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.
(S2653)
(S2654)
Hub
Shroud
Fig. 1 Fan fixing method
Fig. 2 Do not apply excessive torque
to the area shown in slash
(S2764)
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...