Outdoor Unit - Panasonic CS-RZ25VKRW Service Manual

9.2

Outdoor Unit

9.2.1 CU-RZ25VKR CU-RZ42VKR
SINGLE PHASE POWER SUPPLY
L N
BLK
SOUND PROOF
BOARD
FAN
MOTOR
TERMINAL
(GRN)
BLK
BOARD
AC_GND
1
YLW
1
ORG
2
4
RED
CN-OPT
3
(WHT)
BRW
C 7
ELECTRONIC CONTROLLER
DRM
Resistance of Compressor Windings
MODEL
CONNECTION
U-V
U-W
V-W
Note: Resistance at 20°C of ambient temperature.
MODEL
CONNECTION
U-V
U-W
V-W
Note: Resistance at 20°C of ambient temperature.
TO INDOOR UNIT
TERMINAL
1 2 3
BOARD
RED
WHT
DATA
(RED)
AC-BLK
NOISE FILTER CIRCUIT
(BLK)
FUSE101
(20A 250V)
AC-WHT
(WHT)
GRN
FG 1
(GRN)
GRN
FG 2
(GRN)
1
W
3
MS
U
3~
V
CN-MTR2
5
(WHT)
IC19
1
CN-MTR1
(RED)
3
1 RED CN-V1
1
NOISE FILTER CIRCUIT
BLK (WHT)
2 2
CN-PWR
(WHT)
WHT
1 1
CN-DEMAND CN-DEMAND
WHT
(WHT)
WHT
3 3
CU-RZ25VKR
KSK75D43UEE
2.18 Ω
2.18 Ω
2.18 Ω
CU-RZ42VKR
9RS102XMA21
1.780 Ω
1.780 Ω
1.780 Ω
REACTOR
GRY
FUSE105 RAT2
(15A 250V) (GRY)
FUSE102
T3.15A L250V
FUSE103
T3.15A L250V
PFC CIRCUIT
RECTIFICATION CIRCUIT
10
14
16
(WHT)
ELECTRONIC CONTROLLER (MAIN)
41
YELLOW
(YEL) OR T(W)
BLUE
(BLU)
OR S(V)
(TRADEMARK)
COMPRESSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER
GRY
RAT1
(GRY)
COMMUNICATION
CN–TH
CIRCUIT
RECTIFICATION
CIRCUIT
CN–TANK
(WHT)
FUSE104
T3.15A L250V
CN–HOT
SWITCHING POWER
(WHT)
SUPPLY CIRCUIT
CN–STM
(WHT)
Q1
P U (RED)
U
V (BLU)
V
W (YLW)
W
N
REMARKS
BLU : BLUE
BLK : BLACK
RED
WHT : WHITE
(RED)
RED : RED
OR R(U)
YLW : YELLOW
GRY : GRAY
GRN : GREEN
PNK : PINK
BRW : BROWN
ORG : ORANGE
YLW/GRN : YELLOW/GREEN
OUTDOOR AIR TEMP. SENSOR
(THERMISTOR)
1
t°
(WHT)
t°
4
PIPING TEMP. SENSOR
(THERMISTOR)
1
t°
3
COMP. TEMPERATURE SENSOR
(THERMISTOR)
YLW
ELECTRO-MAGNETIC
1
COIL
3
YLW
(4-WAYS VALVE)
1
M
6
RED
BLU
MS
YLW 3~
COMPRESSOR