HDS Middle Range / HDS Premium Range
Basic Settings and Service Procedures
Service Manual 04.2008
Page 73 / 127
3.1.9 Fault memory
Function
LED display
Meaning
Temperature sensor fault. Short
circuit or cable break.
Fault types
Flame sensor detects no or too
little light.
Flame sensor detects light.
RFID read-write electronics
are defective.
End of the fault memory.
The version of the installed
software is displayed here instead
of the operating hours.
Example:
Software Version 1.4
70 °C
