Saturn KDB - 161 GOM Manual page 60

2 - 3
Electrode Assembly
No Symptoms and causes
2 Combustion is working and failure code
# 03 is displayed.
# 03 Failure
Check flame rod
Wire connection
<Fig. 1>
- Check the connection of the flame sensor on
the electrode.
- Reconnect the flame sensor on the electrode.
- If problem persists, replace electrode assembly.
- Check for power supply (AC 200V) from the
power transformer to the flame sensor. If not,
replace the power transformer.
Voltage Supply Chart
No
3
1, 5
4, 7
2, 6
8, 9
- 60 -
Ignition failure
Solutions
Voltage Check Points
200V Flame rod
20V Controller circuitry
12V Water level detection
Modulating gas control
40V
Solenoid valve
Modulating gas control
220V
valve ON/OFF
KDB-GOM
Series
Power Transformer
Check AC 200V
<Fig. 2>
Reference
<Fig. 1>
<Fig. 2>