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Si281313E
Step
3. Sliding the coupling
(FBQ100 to 140 only)
Loosen the 2 hexagon
1
socket head screws on
the coupling with a
hexagonal wrench.
Slide the coupling to the
2
right-hand side.
4. Removal of motor
1
Remove the 2 fixing
screws and dismount
the motor mounting
brackets.
Dismount the motor
2
provided with fan rotor
(1).
5. Removal of fan motor
Loosen the fixing
1
screws of fan rotor (1)
with a hexagonal
wrench.
2
Pull out the fan rotor
and dismount the fan
motor.
Removal Procedure
Procedure
Coupling
Fan rotor (1)
Fan motor
Hexagonal wrench
Motor mounting bracket
Screws
(Motor label)
Fan rotor (1)
Hexagonal
wrench
Hexagon socket
head screws
Fan motor
Part A
(Motor label)
Fan motor
Procedure to Remove Fan Motor
Points
Sliding the coupling
Coupling
Hexagon socket
Hexagon socket
head screws
head screws
Hexagonal wrench
Tightening torque of
hexagon socket head
screws at the time of fan
assembly work: 4.5±0.4N·m
Motor mounting bracket
Motor mounting bracket
Fixing screw
Precautions for fan motor
mounting
•
Mount the motor so that the
motor label will be located
next to the fixing screws of
the motor mounting bracket
(see part A).
•
Clamp the motor lead wires
securely as they were.
(Make sure that the lead
wires will not come in
contact with any rotating
parts.)
(Make sure that the lead
wires will not come in
contact with any high-
temperature parts.)
•
Check that the fan rotor
rotates free of eccentricity.
7
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