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Les langues disponibles
HEAT EXCHANGER
(VCC)
SM
FLOW CONTROL
VALVE
(VCC)
(Fully open)
LS
(GND)
SM
(VCC)
BYPASS FLOW
(VCC)
(Fully open)
LS
(GND)
HEAT EXCHANGER
(Pulse)
(VCC)
FLOW SENSOR
QS
(GND)
(Pulse)
BYPASS FLOW
(VCC)
QS
(GND)
SENSOR
AIR INLET
WATER INLET
HEAT EXCHANGER
WATER OUTLET
FROST SENSING
SWITCH
DISCONNECT FOR
1
SYSTEM CONTROLLER
REMOTE CONTROLLER
RC-7646M-2, RC-7647M
TRANSFORMER
<AC120V>
W
2
W
BK
1
BK
FLAME ROD
W (Vs)
W
6
5
BL(GND)
BL
4
FAN MOTOR
FM
R (Vcc)
R
3
Y (FG)
2
Y
O (Vsp)
O
1
ELECTRODE
IG
HIGH-LIMIT SWITCH
W
1
W
2
COLOR CODING
W : White
R : Red
BK : Black
V : Violet
O : Orange
BL : Blue
GY : Gray
G : Green
BR : Brown
Y : Yellow
56
WIRING DIAGRAM (MODEL : N-069M-DV)
BK
8
BK
V
7
V
W
6
W
G
5
G
O
4
O
R
3
R
Y
2
Y
BL
1
BL
R
BK
8
BK
V
7
V
6
W
W
G
5
G
O
4
O
R
3
R
Y
2
Y
BL
1
BL
BL
Y
3
Y
2
R
R
BL
1
BL
W
R
Y
3
Y
R
2
R
BL
1
BL
BL
W
BK
2
W
BK
1
W
W
3
W
2
W
1
W
W
W
4
W
3
2
W
1
W
W
W
2
W
1
W
W
W
W
BK
BK
1
BL
BL
2
BL
1
BL
CURRENT
LEAKAGE SAFETY
DEVICE
(GFCI)
BL
BK
G
W
W
GROUND
W
BL
R
Y
O
BK
W
W
W
W
W
W
W
W
W
2
1
2
1
2 1
W
W
W
W
W
W
ANTI-FROST HEATER
<CN59>
1
<CN75>
2
Y
1 2
3
R
W
3
4
4
W
Y
5
6
7
8
R
1
2
BL
9
10
3 4
W
11
12
R
W
5
6
O
13
14
O
7
8
BK
15
16
BK
BK
9
10
V
17
18
BL
V
11
12
G
19 20
G
13 14
BL
15
16
Y
17
18
Y
W
19
20
BL
BK
21
22
BL
8
W
<CN38>
7
6
5
4
W
<CN184
3
W
2
W
1
W
<CN63>
<CN78>
<CN102>
BL
1
O
3
6
BK
2
5
Y
W
1
4
R
MAIN CIRCUIT
BOARD
<CN10>
<CN89>
BL
3
2
BK
BL
1
BL
W GW
1
2
3
<CN1>
4
5
6
W
W
W
W
BK
4
3
POWER CIRCUIT
2
1
BOARD
W
W
<CN92>
<CN27>
6 5
4
3 2 1
W
BL
R
Y O
<CN100>
G
GROUND
N-084M(-DV)(-CA)
Model Only
W W
W
W
2 1
2 1
W
W
CCP VALVE
P
W
W
(OPTIONAL)
CIRCULATION PUMP
2 1
W
W
Only necessary if
SC-101-3M-B or
SC-101-6M-B
system controllers
are being used
THERMAL FUSE
R
1
BL
BL
BL
1
THERMAL FUSE
1
BL
BL
BL
Other Unit in Quick Connect Multi System
MAIN CIRCUIT
BURNER THRMISTOR
BOARD
R
R
1
2
W
3
W
184
Manifold Gas Pressure
Increase Button
Manifold Gas Pressure
<CN184>
Decrease Button
Minimum Manifold Pressure Set Button
Maximum Manifold Pressure Set Button
(For Quick Connect Multi System Only)
Quick Connect Cord(Optional)
1
R (W)
1
R
R
1
2
BK (G)
2
BK
BK
2
3
W (R)
3
W
W
3
4
G (BK)
4
G
G
4
5
BL
5
5
BL
BL
6
BL
6
6
BL
BL
7
BURNING LED
BK
BK
2
W
W
1
BL
BL
8
BL
R
7
R
R
O
6
O
1
2
BK
BL
5
BL
BR
BR
O
3 4
BR
4
5
6
W
GY
3
GY
7 8
GY
W
2
W
B
BK
1
BK
B
GY
GY
O
O
BR
BR
W
<CN102>
W
O
7
6
5
Y
4
3
2
HOT
W
1
AC120V
<CN103>
BK
1
AC100V
R
2
RELAY 7
RELAY 8
VARISTOR
RELAY 9
IGNITER
IG
RELAY 3
SOLENOID VALVE 0
SV0
RELAY 1
SOLENOID VALVE 1
SV1
RELAY 4
SOLENOID VALVE 2
DC90V
SV2
RELAY 5
SOLENOID VALVE 3
SV3
RELAY 2
SOLENOID VALVE 4
DC140V
SV4
POWER
CONTROLLER
DC15V(2)
A
B
PRIMARY
SECONDARY
DC15V(1)
15V POWER CIRCUIT
WATER FLOW SENSOR 1
WATER FLOW SENSOR 2
WATER FLOW SERVO 1
WATER FLOW SERVO 2
WIND PRESSURE SWITCH
FROST SENSING SWITCH
THERMAL FUSE
RELAY 1
RELAY
RELAY 2
DRIVING
CIRCUIT
RELAY 5
RELAY 7
RELAY 8
RELAY 9
DU
GAS PROPORTION VALVE POWER
CONTROL CIRCUIT
FLAME DETECTING CIRCUIT
GND
FR
FLAME ROD
1
R
R
1
2
BK
BK
2
3
3
W
W
4
4
G
G
5
BL
BL
5
6
BL
BL
6
7
(R)W
1
(BK)G
2
(W)R
3
(G)BK
4
BL
5
BL
6
DU
SV
11
Q1
SV
12
Q2
SV
13
Q3
SV
14
Q4
SV
10
0
NEUTRAL
PRIMARY
SECONDARY
10A(FUSE)
WATER VALVE
OR
CIRCULATION PUMP
ANTI-FROST HEATER
ARRESTER
VARISTOR
GND
HIGH LIMIT
DC90V
DC140V
FAN
COMBUTION FAN
C
A
B
INPUT AND
FAN
OUTPUT PULSE
C
CPU
CENTRAL
PROCESSI
WATER OUTLET THERMISTOR
NG UNIT
WATER INLET THERMISTOR
WATER THERMISTOR FOR
HEAT EXCHANGER
AIR INLET THERMISTOR
BURNER SENSOR
5V POWER CIRCUIT
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