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34
DIAGNOSTIC POINTS
Transformer voltages and resistances:
Flow
Chart
No.
Component
Measurement
point
Determination
(normal figure)
Upper : Voltage
Lower : Resist., Current
Remark
CN
Wire Color
RCCB
F
1
B
-
Br
AC200
~
AC240V
1
WATER FLOW
SENSOR
I
1
R
-
Bk
DC11
~
13V
ON 2.4L/min
(35Hz) > 2100 pulse/min
OFF 1.7L/min
(24Hz) < 1440 pulse/min
Y
-
Bk
DC4
~
7V
(pulse 17
~
400Hz)
2
COMBUSTION
FAN
B
1
R
-
Bk
DC6
~
40V
> 1200 pulse/min
Y
-
Bk
DC11
~
13V
W
-
Bk
DC2
~
10V
(pulse 20
~
400Hz)
3
FLAME ROD
H
1
Y
-
earth
More than DC1μA
At ignition
4
HOT WATER
THERMISTOR
I
2
W
-
W
15°C…11.4
~
14.0kΩ
30°C… 6.4
~
7.8kΩ
45°C… 3.6
~
4.5kΩ
60°C… 2.2
~
2.7kΩ
105°C… 0.6
~
0.8kΩ
Measure Thermistor side
(small wire)
5
AIR INTAKE
THERMISTOR
I
3
Y
-
Y
15°C…20.1
~
17.9kΩ
30°C…10.2
~
8.9kΩ
45°C… 5.5
~
4.7kΩ
60°C… 3.1
~
2.6kΩ
105°C… 0.7
~
0.5kΩ
Measure Thermistor side
(small wire)
6
BI-METAL SW
THERMAL
FUSE
I
4
H
2
switch
R
-
R
Less than 1Ω
7
IGNITOR
G
1
Gy
-
Gy
AC200
~
240V
8
MAIN SOLE-
NOID VALVE
E
1
P
-
Bk
DC180
~
220V
6.6
~
7.8KΩ
9
SOLENOID
VALVE
E
2
B
-
Bk
DC180
~
220V
9.2
~
10.8KΩ
10
MODULATING
VALVE
H
3
P
-
P
DC2
~
15V
67
~
83Ω
Connector
Wire Color
Normal Value
D
W
-
W
AC200
~
240V
11
~
20Ω
G
Or
-
Or
AC49
~
55V
1.3
~
1.7Ω
G
B
-
Br
AC12
~
14V 0.7
~
1.3Ω
G
Br
-
Y
AC195
~
216V 175
~
215Ω
Содержание REU-1110FFU(F)-E
Страница 8: ...8 OPERATION...
Страница 17: ...17 MAIN COMPONENTS...
Страница 29: ...29 DIMENSIONS...
Страница 32: ...32 FLOW CHART...
Страница 33: ...33 WIRING DIAGRAM REU 1110FFU E REU 1110FFU F E...
Страница 35: ...35 WATER FLOW CHARACTERISTICS REU 1110FFU E REU 1110FFU F E...
Страница 36: ...36 LETTER OF COMPLIANCE...
Страница 37: ...37 CE CERTIFICATE...
Страница 39: ...39 COMMISSIONING CHECK LIST COMMISSIONING SHEET...
Страница 40: ...40 SERVICE RECORD...