No. Part name
Procedure
Remarks
Fan motor,
Fan
1.
Detachment
1)
Perform 1 of
①
to
remove
the electrical parts box cover.
2)
Remove the connectors of the wires of the fan motor
from the fan control P.C. board.
CN703 : Fan motor (Black wire)
CN704 : Fan motor (Whit
e
wire)
CN705 : Fan motor (Red wire)
3)
Perform 1 of
7
to remove the bottom plate (fan side).
4)
Remove the screws A (M8 x
0.8" (20mm
)
,
8 pcs)
and loosen the screws B (M8 x
0.8" (20mm),
2 pcs).
(The fan motor is in the temporary hanging state by
the
fixing plate.)
5)
Remove the fan assembly.
Wires of
the fan
motor
CN703
CN704
CN705
screw C
H
exagonal bolt
screw B
screw A
Fan assembly
Nose plate
screw D
S
crew E
Motor fixing plate
CAUTION
Weight of the fan assembly is about
66 lbs (
30
k
g
)
Handle it by 2 workers.
Ground
screws
6)
Remove the screws C (M8 x 0.8" (20mm),
8 pcs).
7)
Loosen the hexagonal bolt of the fan and
pull out the fan from the shaft.
8)
Remove the screws D (4 pcs) from the fan case and
remove the nose plate and then take out the fan.
9)
Remove the ground screw of the fan motor.
10)
Remove the screws E(M8 x 0.8" (20mm)
, 2 pcs)
and
remove the motor fixing plate and fan motor.
Ferrite core
⑧
- 87 -
