Rheem RHMV2421MNACJA Service Manual page 48

8-3. Models: RP1736HJVXA and RP1748HJVXA
UL1015 AWG20
RED
UL1015
AWG20
GREEN
UL1015 AWG16
BLACK
3
UL1015 AWG16 WHITE
INDOOR UNIT 2
1
UL1015 AWG10
BLACK
L1
POWER SOURCE
UL1015 AWG10 WHITE
AC208/230V L2
EMI FILTER
60Hz
KRFC-13
2 TURNS
UL1015
AWG10
GREEN
EMI FILTER
TRMH-31-20-15E
6 TURNS
UL1015
AWG10
BLACK
1
3
1
TEST
6
EMI FILTER
TRM-47-27-15E-WE
2 TURNS
COMPRESSOR UL3271 AWG12
RED
COMPRESSOR
Winding Resistance
U-V
UL3271 AWG12
WHITE
0.432 68 CM
V-W
( 20 )
U-W
UL3271 AWG12 BLACK
8-3. Models: RP1736HJVXA and RP1748HJVXA
W504
L-OUT1
W505
N-OUT1
TM503
NC
W506
W501 L-OUT2
NC
W507
N-OUT2
TM501
L-IN
FILTER PCB
TM502
N-IN
K11DA-1900HUE-FL0
TM504
NC
W502
NC
DC5V
CN501
2-18743-3
W503
BLUE
E
UL1015
AWG16
1 2 3
GREEN
CHOKE COIL
30A 0.7mH
L1 L2
ACTPM
CN11
PM-704BSG
292175-4
+IN -IN P N
4 1
UL1015 UL1015 UL1015 UL1015 UL1015
AWG10 AWG10 AWG10 AWG10 AWG10
WHITE RED BLACK YELLOW BLUE
4 1
DC18V
A
CN395
B04B-PAKK-1
BLACK
DC5V-2 DC15V-2
1
CN370 CN380
CURRENT SENSOR DC380V
2-1871843-3 B3P5-VH-B-C
BLUE BLACK
5
DC15V-2
1
DC5V-2
DC5V-2
-10V
CN350 CN350
CN320
B06B-PASK-1 B06B-PASK-1
B08B-PASK-1
WHITE WHITE
8
INVERTER PCB
WHITE
DC18V 1
K09CQ-1904HUE-TR1
D
CN390
B02B-XASK-1-A
2
WHITE
A
DC5V-2
1
TM400
CN360
NC
TM403 B03B-PAKK-1
BLACK 3
U
TM401
NC
TM404
V
TM402
NC
TM405
W
INVERTER ASSEMBLY
36 model: EZ-0193FHUE
48 model: EZ-0193EHUE
4-WAY VALVE COIL BELT HEATER
28W AC230V
DC Resistance 2,085 68 (20 )
DC FAN MOTOR
1,889
SOLENOID VALVE COIL
DC Resistance 2,085 68 (20 )
FM
4WV SV
1 2 1 2 1 4 1
DC340V-2
CN202 CN203 CN205 CN243 A
B2P3-VH-B B2 ( 8.0 ) B-PSILE-A1 B4P-VH-B B5 ( 7-2.3 ) B-XASK-1-A
WHITE BLUE WHITE WHITE
CN234 DC Fan Motor
Terminal
Pin No. Function of terminal
code
1 Vm Motor power voltage input
2
3
4 GND
W201
5
Vcc Control power voltage input
6 Vsp Speed control voltage input
7 FG Revolution pulse output
36 model: K15CG-1901HUE-C1
1
UL1015 AWG20 BLACK
CN201 48 model: K15CG-1900HUE-C1
B2P ( 10.0 ) NV AC IN
UL1015 AWG20
WHITE
WHITE
2
1
CN251
B3P5-VH-B-C VDC ( DC FAN )
BLACK
5
1 DC15V-2
CN61 Thermistor Characteristics.
-10V
CN281
B08B-PASK-1 MAIN - INV. COM.
Thermistor
WHITE
8
Thermistor ( Outdoor temp. )
1 DC5V
CN62 Thermistor Characteristics.
CN1
FLASH B06B-PASK-1
WHITE
Thermistor
6
Thermistor ( Pipe-out temp. )
CN63 Thermistor Characteristics.
Thermistor
1 DC18V
UL1430 AWG26
WHITE
Thermistor ( Discharge temp. )
UL1430 AWG26
BLACK CN271
B02B-XASK-1-A
18V
2
WHITE
Thermistor ( Compressor temp. )
THERMISTOR ( HEATSINK TEMP. )
*not used
- (02-30) -
PRESSURE SENSOR Characteristics of pressure sensor
( HIGH PRESSURE )
4.5
PRES.
SENSOR
HI
0.5
0
5.0
Pressure [MPa]
7 1 3
DC15V-4 DC5V
CN92
B03B-XASK-1-A
WHITE
DC12V
CN111
Lead wire
B05B-PLISK-1
color
WHITE
Red
GND Black
White
Yellow
Brown
MAIN PCB
Temperature
32 68 86
( 0 ) ( 20 ) ( 30 )
35.21 k 12.64 k 7.97 k
2.61 V 3.76 V 4.14 V
DC5V-2
CN61
B03B-PLISK-1
Temperature
32 68 86 WHITE
( 0 ) ( 20 ) ( 30 )
CN62
16.05 k 40.01 k
62.55 k
B03B-PLIRK-1
0.36 V RED
0.86 V 1.23 V
CN63
Temperature
32 68 86
B04B-PASK-1
( 0 ) ( 20 ) ( 30 ) WHITE
168.60 k 40.01 k
62.55 k
0.36 V
0.86 V 1.23 V
Wiring and coloring
Pin No. Signal Color
1 Vcc Red
2 Vout White
3 GND Black
1
AWG26
RED
AWG26
BLUE
AWG26 EEV
ORANGE EXPANSION VALVE COIL
AWG26 YELLOW
AWG26 WHITE
CN111 Expansion Valve Coil
Recommended Drive Condition
5
Unipolar Drive, 1-2 Phase Excitation.
1(Red) - 3(Blue)
Coil resistance
1(Red) - 4(Orange)
46.0
1(Red) - 5(Yellow)
68 (20 )
1(Red) - 6(White)
1
THERMISTOR ( OUTDOOR TEMP. )
3
1
THERMISTOR ( PIPE-OUT TEMP. )
3
1
THERMISTOR ( DISCHARGE TEMP. )
THERMISTOR ( COMPRESSOR TEMP. )
4
8. PC board diagrams