Rheem RTGH-RH10DV Service Manual page 30

30
Model
Function
Failure Event
Effects
Error Code
Diagnostic
Color / Wire Number
1. Electrical Characteristics
- Maximum workable voltage :DC 35V
- Maximum allowable current :DC 30mA
- Maximum power dissipation :DC 80mW
2. Optical characteristics
- Dark current : 0.05uA/ MAX ( 0.6uA )
[Condition: 0LX (Intensity of illumination),
10V(Voltage) ]
- Spectrum luminosity curve
: 880nm ( Peak Sensitivity )
- Range of sensing : 800 ~ 1000nm
- Flame ON: DC 2.5V or less
- Flame OFF: More than DC 2.5V
RS-100 : Flame Detection Sensor
Self-made part to indicate the normal status of burner by detecting the flame after
igniting and inflowing the gas and air mixture.
Ignition fault.
Abnormal product operation.
Er 10, Er 11, Er 39, Er 72
① Check the discoloration of flame monitoring window.
② Check the connection around the flame detection sensor.
③ Check the flame sensor by using a multi-meter.
Flame Detect Sensor (black) ① : connector ⑧
Flame Detect Sensor (red) ② : connector ①
① ②
Chapter 2 Components Description
Check Point
CN 7
(Circuit Board)
① ② ③ ④ ⑤ ⑥ ⑦
⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭