Panasonic CS-RE9SKUA, Service Manual

Page: 23 / 138

23
8.2.2 CU-RE18SKUA CU-RE24SKUA
TO INDOOR UNIT
YLW/GRN
BLK
BLK
WHT
WHT
2
(WHT)
1
(BLK)
(WHT) (BLK)
SINGLE PHASE
POWER SUPPLY
L2 L1
GROUNDING TERMINAL
RED (RED)
(TRADEMARK)
BLUE (BLU)
YELLOW (YLW)
COMP. TERMINAL
TERMINAL
BOARD
RED
3
(RED)
(RED)
AC-WHT
(WHT)
CN-DCFM
(WHT)
FG01
(GRN)
GRN
YLW/GRN
CONTROL
BOARD
CONTROL
BOARD
CABINET
SIDE
PLATE
BLK
WHT
AC-BLK
(BLK)
COM3
(RED)
GRY
L2-I
(GRY)
GRY
L2-O
(GRY)
REACTOR
OUTDOOR AIR
TEMP. SENSOR
(THERMISTOR)
PIPING TEMP.
SENSOR
(THERMISTOR)
1 4
t° t°
CN-TH1
(WHT)
BLU
COMP. TEMP.
SENSOR
(THERMISTOR)
1 3
CN-TANK
(WHT)
t°
ELECTRO-MAGNETIC COIL
(4-WAYS VALVE)
1 3
CN-HOT
(BLU)
FUSE2
(T3.15A L250V)
Q10
FUSE1
(T2.5A L250V)
FUSE3
(20A 250V)
FAN MOTOR
ELECTRONIC CONTROLLER
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
CN-EV
(WHT)
1 6
M
7
1
1
3
1
3
M
COMMUNICATION
CIRCUIT
NOISE FILTER
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER SUPPLY
CIRCUIT
RED
BLK
WHT
BLU
YLW
(RED) U
(BLU) V
(YLW) W
U
V
W
P
N
RECTIFICATION
CIRCUIT
PFC
CIRCUIT
RY-HOT
COMPRESSOR
RED
BLU
YLW
RED
BLU
YLW
MS
3 ~
REMARKS
BLU : BLUE BLK : BLACK
WHT : WHITE RED : RED
YLW : YELLOW GRY : GRAY
GRN : GREEN ORG : ORANGE
YLW/GRN : YELLOW/GREEN
Resistance of Compressor Windings
MODEL CU-RE18RKUA / CU-RE24RKUA
CONNECTION 5RD132XBA21
U-V 1.897 Ω
U-W 1.907 Ω
V-W 1.882 Ω
Note: Resistance at 20°C of ambient temperature.