John Wood Noritz N-069M_N-069S User Manual
Page 59
59
WIRING DIAGRAM (MODEL : N-069M,N-063S)
W
W
W
W
FROST SENSING
SWITCH
NEUTRAL
VARISTOR
ARRESTER
PRIMARY
SECONDARY
ANTI-FROST HEATER
10A(FUSE)
DC140V
B
A
DC90V
FAN COMBUTION FAN
C
HIGH LIMIT
SWITCH
AC120V
AC100V
RELAY 7
IGNITER
VARISTOR
SV1
SV0
IG
RELAY 9
RELAY 8
RELAY 3
RELAY 2
HOT
SV2
WV
POWER
CONTROLLER
RELAY 4
RELAY 5
B
A
PRIMARY
SECONDARY
DC140V
DC90V
DC15V(1)
DC15V(2)
WATER VALVE FOR
BY-PASS
SOLENOID VALVE 0
SOLENOID VALVE 2
SOLENOID VALVE 1
CIRCULATION PUMP
(N-069M (-CA) ONLY)
(N-069M (-CA) ONLY)
C
INPUT AND
OUTPUT PULSE
CPU
CENTRAL
PROCESSING
UNIT
FAN
PULSE
CONTROL
CIRCUIT
WATER INLET THERMISTOR
AIR INLET THERMISTOR
WATER OUTLET THERMISTOR
5V POWER CIRCUIT
BURNER SENSOR
RELAY
DRIVING
CIRCUIT
RELAY 7
RELAY 5
RELAY 4
RELAY 3
RELAY 2
15V POWER CIRCUIT
THERMAL FUSE
FROST SENSING SWITCH
WATER FLOW SERVO
WATER FLOW SENSOR
RELAY 8
RELAY 9
GND
DU
FR FLAME ROD
FLAME DETECTING CIRCUIT
GAS PROPORTION VALVE
POWER CONTROL CIRCUIT
GND
GAS VALVE UNIT
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W : White
R : Red
O : Orange
V : Violet
BK : Black
G : Green
BR : Brown
Y : Yellow
COLOR CODING
BL : Blue
GY : Gray
BR
130 F 50 C
Y
BR
Y
140 F 60 C
R
R
R
R
BL
WATER VALVE
FOR BY-PASS
Ｒ
Ｒ
Ｒ
Ｒ
GY
BK
GY
W
Ｒ
BL
BL
W
GY
CIRCULATION PUMP
(OPTIONAL)
W
W
G
V
BK
O
BL
BR
W (R)
(BK) G
(W) R
(G) BK
BL
BL
BL
BL
G (BK)
W (R)
BK (G)
R (W)
Other Unit in Quick Connect Multi System
(For Quick Connect Multi System Only)
Quick Connect Cord(Optional)
REMOTE CONTROLLER
RC-7646M-2, RC-7647M
THERMAL FUSE
THERMAL FUSE
BURNER THRMISTOR
BURNING LED
O
Y
R
BL
W
FLAME ROD
GROUND
W
BL
R
Y
O
FAN MOTOR
W (Vs)
BL(GND)
R (Vcc)
Y (FG)
O (Vsp)
W
W
W
W
BK
W
W
BK
HIGH-LIMIT SWITCH
ELECTRODE
W
ANTI-FROST HEATER
W
W
R
W
Y
R
Y
BL
BL
Y
R
R
(Pulse)
(GND)
(VCC)
(GND)
(Fully open)
(VCC)
(VCC)
BR
BL
O
BK
V
G
BK
BK
BK
BK
W
BK
GROUND
TRANSFORMER
CURRENT LEAKAGE
SAFETY DEVICE
(GFCI)
WATER OUTLET
THERMISTOR
WATER OUTLET
THERMISTOR
WATER INLET
THERMISTOR
AIR INLET
THERMISTOR
HEAT EXCHANGER
FLOW SENSOR
HEAT EXCHANGER
FLOW CONTROL
VALVE
R
BK
W
Y
O
BL
R Y O
W
G
W W
BK BK
BL
BL
BL
BL
G
BK
BL
W
BK
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
R
R
BL
BL
BL
BL
BL
W
BL
BK
BK
R
W
G
BL
BL
G
W
R
BL
BL
BL
BL
R
W
G
BL
BL
G
W
R
BK
BK
BK
W
W
BK
R
BL
W
GY
W
GY
BK
BK
Ｒ
BK
BL
BL
W
BK
BK
Ｒ
BL
G
WW
W
BK
W
BL
BL
O
W
R
BK
Y
BL
W
W
BK
R
W
BK
BL
W
O
BK
V
G
BR
Y
BL
Decrease Button
Increase Button
Manifold Gas Pressure
Manifold Gas Pressure
Minimum Manifold Pressure Set Button
Maximum Manifold Pressure Set Button
POWER CIRCUIT
BOARD
MAIN CIRCUIT
BOARD
MAIN CIRCUIT
BOARD
８
７
６
５
４
３
２
ＬＳ
ＳＭ
１
２
１
１９
Ｐ
２２
２１
１
１
１
３
１
２
４
１
２
３
４
１１
９
７
５
６
８
１０
１２
１９
１７
１５
１６
１８
２０
１３
１４
４
５
６
７
８
１
２
１
２
５
４
３
６
３
２
１
６
５
４
１
１
２
３
４
３
ＩＧ
２
３
１
１
２
６
５
４
３
７
２
１
２
１
３
１
２
４
１１
９
７
５
６
８
１０
１２
１７
１５
１６
１８
２０
１３
１４
３
２
１
１
２
３
１
２
ＱＳ
２
３
４
１
３
２
１
２
１
２
１
２
１
２
１
１
２
２
１
１
２
4
3
6
7
5
2
1
4
3
6
5
2
1
184
1
2
5
6
3
4
1
2
5
7
6
3
4
４
２
３
５
１
ＦＭ
６
２
３
１
２
１
2
1
5
6
4
3
1
2
5
6
3
4
０
ＳＶ
８
７
6
5
４
３
２
１
−
＋
ＤＵ
Ｑ１
１１
１２
ＳＶ
ＳＶ
Ｑ２
２
５
１
４
３
６
０
１０
ＳＶ
３
２
１
５
６
１
４
３
２
２
２
２
１
１
１