Wiring Diagram and Diagnostic Readings
COMPONENT
MAIN POWER CODE
REMOTE CONTROLLER
IGNITER
FLAME ROD
THERMAL FUSE
OVERHEAT SWITCH
MODULATING SOLENOID VALVE
MAIN SOLENOID VALVE
SOLENOID VALVE 1
SOLENOID VALVE 2
OUTGOING WATER TH1
OUTGOING WATER TH2
HEAT EXCHANGER OUTGOING WATER TH
FREEZE PROTECTION THERMISTOR
WATER FLOW SENSOR
WATER FLOW CONTROL DEVICE
COMBUSTION FAN
Enfocus Software - Customer Support
MEASUREMENT POINT
CN/Con.re
WIRE COLOUR
B
BR-BL
AC198-264V
A1
BK-BK
DC11-13V
D3
R-BK
DC11-13V (DURING IGNITION)
Y-BODY (GND)
OVER DC5V (DURING OPERATION)
D10
Y-FLAME ROD
OVER 1μA (DURING OPERATION)
D7
R-R
BELOW DC1V,BELOW 1Ω
D2
R-R
BELOW DC1V,BELOW 1Ω
GY-GY
DC2-17V / 10-20Ω
D9
R-BK
DC8-13.5V / 15-25Ω
BL-BK
D8
DC8-13.5V /20-30Ω
Y-BK
W-W (No. 1 , 2)
15°C : 11.4-14.0kΩ
D5
30°C : 6.4-7.8kΩ
W-W (No. 3, 4)
45°C : 3.6-4.5kΩ
60°C : 2.2-2.7kΩ
D11
W-W
100°C : 0.6-0.8kΩ
0°C : 38-43kΩ
D6
Y-Y
10°C : 22-26kΩ
20°C : 14-17kΩ
R-BK (GND)
DC11-13V
D4
Y-BK (GND)
DC4-7V (PULS. 6-200HZ)
R-OR,P-OR
DC5-8V (DURING OPERATION)
BL-OR,W-OR
F1
R-P,BL-W
40-60Ω
BELOW DC1V(FULL OPEN, FULL CLOSE LIMITER ON)
BR-GY
DC4-6V(LIMITER OFF)
R-BK (GND)
DC7-48V
D1
Y-BK (GND)
DC11-14V
W-BK (GND)
DC2-14V (PULS. OVER 20HZ=300RPM)
RANGE OF VALUE
37