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– 153 –
No.
7
Part name
Fan motor
Procedure
1. Detachment
1) Carry out work of Detachment of
2
.
2) Remove the power supply wire and the remote
controller wire from the power supply terminal block
and the remote controller terminal block each.
After then remove the cord clamps (2 positions)
and a screw.
3) Remove connectors which are connected from the
control P.C. board to the other parts and then
remove each wiring from the clamp.
CN510 : Louver motor (20P, White)
CN34 : Float switch (3P, Red)
CN504 : Drain pump (2P, White)
CN101 : TC sensor (2P, Black)
CN102 : TCJ sensor (2P, Red)
CN104 : Room temp. Sensor (2P, Orange)
CN333 : Fan motor power supply (5P, White)
CN334 : Fan motor position detection (3P, White)
NOTE :
Unlock the lock of the housing part and then
remove the connector.
4) Remove the fixing screws “A and B”, and then
remove the electric parts box.
(Fixing screw “A”: M4, 10 mm, 3 pcs,
Fixing screw “B”: M4, 8 mm, 1 pc.)
5) Remove the fan motor lead, TC sensor and TCJ
sensor from clamp of the bell mouth.
6) Remove the fixing screws for the fan guard and
then hang down it from the clamps.
(M4, 10 mm, 5 pcs.)
7) Remove the fixing screws and then remove the
bell mouth. (M4, 10 mm, 8 pcs.)
8) Remove the fixing screws and then remove the
nut cap. (M4, 10 mm, 2 pcs.)
9) Remove the fixing nut and then remove the turbo
fan. (M8 nut with flange, 1 pc.)
10) Remove the fixing screws and then remove the
motor lead holding bracket. (M4, 8 mm, 2 pcs.)
11) Cut the bundling band and then remove it from
the clamp.
12) Remove the fixing nut and then remove the fan
motor. (M6 nut, 3 pcs.)
2. Attachment
1) Fix the parts as before in order of fan motor
→
motor lead holding bracket
→
turbo fan
→
nut cap
→
bell mouth, fan guard.
NOTE :
Fix the motor lead to the clamp without slack as
before using bundling band.
When fixing the turbo fan, be sure to match the
D-cut of the fan boss with D-cut of the motor shaft.
Using a torque wrench, fix the turbo fan and tighten
it to 5.4
+0.5
Nm.
–0.2
Remarks
Power supply
terminal block
Cord clamps
Remote controller
terminal block
Fixing screw A
Fixing screw B
Fixing screw B
Fixing screw B
Electric parts box
Clamp
Clamp
TCJ sensor
Fan motor lead
Clamp
Fixing screw
Fixing screw
Fixing screws
Clamp
Clamp
Fan guard
Fan guard
Bell mouth
Nut cap
Fixing screw
M8 nut with flange
M8 nut with flange
Turbo fan
Turbo fan
M8 nut with flange
Turbo fan