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6 Operating Control and Displays
6.1.4.2 Recalling Fault History
Displaying Burner Faults
NOTICE
Information concerning fault and diagnostic codes can be found in the list of fault codes.
For fault analysis a fault code and diagnostic code D1 or D2 is required.
Burner Fault O
2
Fault
01
02
Fault code (Last 10 faults are stored,
(no. 01 is the latest fault)
01 Internal firing rate
D1 Diagnostic code 1 D1 Fault code
D2 Diagnostic code 2 D2 Fuel (1= gas, 2 = oil)
No. of operating hours when fault has
occurred
No. of operating hours when fault has
occurred
Duration of the fault