Owners Manual

34
8.2 Outdoor Unit
8.2.1 CU-XE9WKUA CU-XE12WKUA
Resistance of Compressor Windings
MODEL CU-XE9/12WKUA
CONNECTION 5RS102XTA21 (Ω)
U-V 1.780
U-W 1.780
V-W 1.780
Note: Resistance at 68°F (20°C) of ambient temperature.
t°
t°
t°
TO INDOOR UNIT
REACTOR
BLK
BLK
WHT
WHT
RED
NOISE FILTER
CIRCUIT
DATA
(RED)
AC-BLK
(BLK)
AC-WHT
(WHT)
FG1
(GRN)
FG2
(GRN)
1
1
3
5
3
W
10
14
16
IC19
V
U
CN–MTR2
ACN2 (BLU)
HT2 (BLU)
RY-HT2
BLU
BLU
BASE PAN
HEATER
3
1
(WHT)
CN–MTR1
(RED)
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
COMMUNICATION
CIRCUIT
SWITCHING
POWER
SUPPLY CIRCUIT
FUSE 1
(20A 250V)
FUSE 6
(20A 250V)
FUSE 8
T3.15A
L250V
FUSE 3
T3.15A L250V
FUSE 5
(20A 250V)
FAN
MOTOR
GRN
GRN
1L2L1 2 3
TERMINAL
BOARD
YELLOW
(YLW)
TRADEMARK
COMPRESSOR TERMINAL
THE PARENTHESIZED
LETTERS IS INDICATED
ON TERMINAL COVER
BLUE
(BLU)
RED
(RED)
CN–TH1
(WHT)
CN–TANK
(WHT)
CN–STM1
(WHT)
RED
BLU
YLW
U (RED)
V (BLU)
W (YLW)
U
V
W
1
4
1
3
1
6
P
N
Q1
OUTDOOR AIR TEMP. SENSOR (THERMISTOR)
PIPING TEMP. SENSOR (THERMISTOR)
COMPRESSOR TEMP. SENSOR (THERMISTOR)
CN–HOT
(WHT)
1
3
YLW
YLW
ELECTRO-MAGNETIC COIL
(4 -WAY VALV E )
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
REMARKS
BLU : BLUE
BLK : BLACK
WHT : WHITE
RED : RED
YLW : YELLOW
GRY : GRAY
GRN : GREEN
COMPRESSOR
MS
3~
ELECTRONIC CONTROLLER
MS
3~
RAT2
(GRY)
GRY
RAT1
(GRY)
GRY
M
SINGLE PHASE
POWER SUPPLY
GROUNDING TERMINAL
YLW/GRN