Service manual

22
8.2 Outdoor Unit
8.2.1 CU-E9RKUA CU-E12RKUA
5RS102XHA21
1.741 1.765
1.711
CONNECTION
Resistance of Compressor Windings
U-V
U-W
V-W
L1 L2
1
(BLACK)
2
(BLACK)
3
(RED)
TERMINAL BOARD
GRN
GRN
GRN
BLK
BLK
WHT
WHT RED
T
OI
N
DOOR
U
N
I
T
POW
E
RS
U
PPL
Y
DATA (RED)
REMARKS; BLACK; (BLK) BLUE; (BLU) WHITE; (WHT) RED; (RED) GRAY; (GRY) GREEN; (GRN) BROWN; (BRW) ORANGE; (ORG) YELLOW/GREEN; (YLW/GRN)
GRY GRY
REACTOR
RAT2
(GRY)
FUSE 102
T3.15A L250V
RAT1
(GRY)
16
ELECTRONIC-MAGNETIC
COIL (EXPANSION VALVE)
CN-STM
CN-TH
1
CN-TANK
CN-HOT
Q1
FUSE 103
T3.15A l250v
RED
BLU
YLW
COMPRESSOR
YELLOW (YLW)
RED (RED)
(TRADERMARK)
BLUE (BLU)
(RED)
(BLU)
(YLW)
P
U
V
W
N
1 1 3 3
AIR TEMP. SENSOR (THERMISTOR) PIPING TEMP. SENSOR (THERMISTOR)
t° t° t°
COMPRESSOR TEMP. SENSOR (THERMISTOR)
ELECTRONIC-MAGNETIC COIL (4-WAY VALVE)
YLW YLW
2 3 4
AC-BLK (BLK)
FUSE 101 20A 250V
AC-WHT (WHT)
FG1 (GRN) LJP101 (GRN)
CN-DCFM
HT2 (ORG)
SWITCHING
POWER SUPPLY
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
PFC
CIRCUIT
COMMUNICATION
CIRCUIT
NOISE FILTER
CIRCUIT
1 5
CN4
(BLK)
CN5
(BLK)
RY-HT2
HT2 (ORG)
ORG
ORG
FAN
MOTOR
M
ELECTRONIC CONTROLLER
ELECTRONIC CONTROLLER
HEATER
ACL (BRW)
ACL (BRW)BRW
5 1
1 4 5 6 7
M
MS
3~
COMPRESSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER.