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48
MAIN
BOARD
UNIT
CN1
OR
OR
YL
YL
ID. COIL
ROOM
123456
CN5
CN3
1
2
CN2
CN104
WH
WH
YL
YL
CN103
BK
BK
TRANSFORMER
RY103
BK
RD
BK
WH
RD
CN101
CN102
1
3
5
1
3
5
1
2
5
7
DRIVE
BOARD
UNIT
RY102 RY101
CN8
NR101
Varistor
BR
YL
FM
BK
WH
RD
GY
BL
FM
ID. FAN MOTOR
OD. FAN MOTOR
RUNNING
CAPACITOR
RUNNING
CAPACITOR
RUNNING
CAPACITOR
CM
O. L. P.
GY (RIB SIDE)
COMPRESSOR
BK
C
S
R
RD
WH
GR
BK
HEATER UNIT
GY
BL
BL
PROTECTOR
HEATER
FUSE
COLOR
BK : BLACK
BL : BLUE
BR : BROWN
GR : GREEN
GY : GRAY
OR : ORANGE
RD : RED
WH : WHITE
YL : YELLOW
WH
O. L. P.
COMP.
MOTOR
RUNNING
CAPACITOR
C
S
R
HEATER
PROTECTOR
(HEATER UNIT)
FUSE
RY102 RY101
RY103
OUTDOOR
FAN
MOTOR
INDOOR
FAN
MOTOR
FAN MOTOR
CAPACITOR
FAN MOTOR
CAPACITOR
CN102
CN101
RY106
RY107
RY104
RY105
CN8
CN103
Varistor
(NR101)
Capacitor
(C101. C102)
FUSE
(FU101)
DRIVE BOARD UNIT
REGULATOR
(TR1)
TRANSFORMER
CN3
MAIN BOARD UNIT
DECODER
SELECT SW
HEAT H
HEAT A
OFF
FAN L
FAN H
COOL A
COOL H
THERMO CONTROL
DIP SW(for setting)
INTERFACE
CONTROL
CIRCUIT
CN2
CN104
RY107
RY106
RY105
RY104
RY103
RY102
RY101
CN1
ROOM
ID. COIL
REMOTE T' STAT
CDC
TRANSFER FAN
MOTION SENSOR
DOOR SWITCH
CN5
Typical 2500 Series Wiring Diagram
Typical 2500 Series Schematic Diagram
2020 Data Manual 2002 11/7/02 3:19 PM Page 48
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