Wiring Diagram And Diagnostic Points - Rinnai REU-AM2024WD-SA Operation And Installation Manual

Continuous flow and temperature control instantaneous gas water heater
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3.5WIRINGDIAGRAMANDDIAGNOSTICPOINTS
MAIN SOLENOIDE VALVE
MAIN SOLENOIDE VALVE
SV
SV
MODULATING SOLENOIDE VALVE
MODULATING SOLENOIDE VALVE
2626 MODEL ONLY
SOLENOIDE VALVE 3
SOLENOIDE VALVE 1
SOLENOIDE VALVE 1
SOLENOIDE VALVE 2
SOLENOIDE VALVE 2
2024 ,  1720 MODELS ONLY
D11
D11
HEAT EXCHANGER OUTGOING
WATER THERMISTOR
W
W
W
W
THERMAL
THERMAL
FUSE
FUSE
FREEZE PROTECTION THERMISTOR
FREEZE PROTECTION THERMISTOR
W
W
W
W
OUTGOING WATER
OUTGOING WATER
W
W
THERMISTOR
THERMISTOR
W
W
BL
BL
W
W
D5
D5
WATER FLOW SENSOR
WATER FLOW SENSOR
SPARK
SPARK
IG
IG
 ELECTRODE
 ELECTRODE
IGNITER
IGNITER
OVERHEAT SWITCH
OVERHEAT SWITCH
COMBUSTION FAN
COMBUSTION FAN
FM
FM
VALVE
VALVE
HEATER
HEATER
ANTI-FREEZE
ANTI-FREEZE
HEATER
HEATER
COMPONENT
MAINPOWERCODE
REMOTECONTROLLER
IGNITER
FLAMEROD
THERMALFUSE
OVERHEATSWITCH
MODULATINGSOLENOIDVALVE
MAINSOLENOIDVALVE
SOLENOIDVALVE1
SOLENOIDVALVE2
SOLENOIDVALVE3
OUTGOINGWATERTH1
OUTGOINGWATERTH2
HEATEXCHANGER
OUTGOINGWATERTH
FREEZEPROTECTION
THERMISTOR
WATERFLOWSENSOR
WATERFLOWCONTROL
DEVIC
COMBUSTIONFAN
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
Y
Y
Y
Y
Y
Y
POV
POV
Y
Y
Y
Y
Y
Y
D9
D9
SV3 BK R
BK
BK
K B
BK
K B
SV3
R
R R
R
R
BL
BL
BL
BL
SV1 BK BL
SV1 BK
Y
Y
Y
Y
BL
D8
D8
SV2 BK Y
SV2 BK Y
W
W
W
W
BK OR W
BK
BK
W
W
D7
D7
1
1
W
W
BK OR W
BK
BK
(CN1)
(CN1)
2
2
D6
D6
BK
BK
Y
Y
W
W
Y
Y
W
W
W
W
BL
BL
BK
BK
BK
BK
QS
QS
Y
Y
Y
Y
R
R
R
R
D4
D4
BK
BK
R
R
D3
D3
BK
BK
R
R
BK
BK
R
R
D2
D2
D1
D1
W
W
W
W
Y
Y
Y
Y
BK
BK
BK
BK
R
R
R
R
Y
Y
Y
Y
C2
C2
Y
Y
Y
Y
Y
Y
Y
Y
C1
C1
Y
Y
Y
Y
G/Y
G/Y
MEASUREMENTPOINT
CN/Con.re WIRECOLOUR
B
BR-BL
A1
BK-BK
D3
R-BK
Y-BODY (GND)
D10
Y-FLAME ROD
D7
W-W OR BK-BK BELOW DC1V,BELOW 1Ω
D2
BK-BK
Y-Y
D9
BK-BK
BL-BK
D8
Y-BK
R-BK
W-W (No. 1, 2)
D5
W-W (No. 3, 4)
D11
W-W
D6
Y-Y
R-BK (GND)
D4
Y-BK (GND)
R-OR,P-OR
BL-OR,W-OR
F1
R-P,BL-W
BR-GY
R-BK (GND)
D1
Y-BK (GND)
W-BK (GND)
FLAME ROD
FLAME ROD
D10
D10
Y
Y
W
W
Y
Y
BK
BK
BK
BK
R
R
BL
BL
Y
Y
R
R
Y
Y
W
W
Y
Y
33
33
W
BR
R
BK
O
BL
Y
(CN5)
(CN5)
34
34
1
1
BL
BL
W
W K B
BK
BL
BL
BK
BK
Y
Y
R
R
W
W
R
R
R
R
BK
BK
Y
Y
D
D
5
5
G/Y
G/Y
C
C
FUSE(5A)
FUSE(5A)
Y
Y
Y
Y
FUSE(5A)
FUSE(5A)
1
1
(CN2)
(CN2)
AC198-264V
DC11-13V
DC11-13V (DURING IGNITION)
OVER DC5V (DURING OPERATION)
OVER 1μA (DURING OPERATION)
BELOW DC1V,BELOW 1Ω
DC2-17V / 10-20Ω
DC8-13,5V / 15-25Ω
DC8-13,5V /20-30Ω
15°C : 11,4-14,0kΩ
30°C : 6,4-7,8kΩ
45°C : 3,6-4,5kΩ
60°C : 2,2-2,7kΩ
100°C : 0,6-0,8kΩ
0°C : 38-43kΩ
10°C : 22-26kΩ
20°C : 14-17kΩ
DC11-13V
DC4-7V (PULS. 6-200HZ)
DC5-8V (DURING OPERATION)
40-60Ω
BELOW DC1V(FULL OPEN, FULL COLSE LIMITER ON)
DC4-6V(LIMITER OFF)
DC7-48V
DC11-14V
DC2-14V (PULS. OVER 20HZ=300RPM)
O
AM SERIES ONLY
BR
BL
R
STATUS MONITOR
Y
BL
GY
W
BK
E1
GY
GY
GY
GY
BR
BR
BR
BR
O
O
O
O
W
W
W
W
P
P
P
P
BL
BL
BL
BL
R
R
R
R
WATER FLOW
WATER FLOW
F1
F1
CONTROL DEVICE
CONTROL DEVICE
E
BL
R
R
BL
BL
O
O
GY
P
P
W
BR
F
F
(CN3)
(CN3)
15
15
1
1
6
6
DATA TRANSFER 
CONNECTOR
PB1: DATA TRANSFER + LED (GREEN)
PB2: MODE
PB3: MENU SEL. OR GAS PRESSURE ADJUSTMENT
PB4: VALUE SEL. OR GAS PRESSURE ADJUSTMENT
PB5: FORCED COMBUSTION MODE
DIPSW
DIPSW
1
1
2
2
3
3
A1
A1
4
4
A
A
BK
BK
(CN6)
(CN6)
BK
BK
3
3
B
B
BL
BL
(CN1)
(CN1)
BR
BR
1
1
230V 50Hz
G/Y
RANGEOFVALUE
COLOR CODING
COLOR CODING
 BK:BLACK
 BK:BLACK
 BR:BROWN
 BR:BROWN
 R :RED
 R :RED
 O :ORANGE
 O :ORANGE
 Y :YELLOW
 Y :YELLOW
 G :GREEN
 G :GREEN
 BL:BLUE
 BL:BLUE
 PR:PURPLE
 PR:PURPLE
 GY:GRAY
 GY:GRAY
 W :WHITE
 W :WHITE
 P :PINK
 P :PINK
M
M
REMOTE
REMOTE
CONTROLLER
CONTROLLER
37

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