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4.9.2 Diagnostics of the cause of fault
Error code table of multicolor signal lamp (LED)
Red blink code of signal
lamp
Alarm at
term. 10
Possible cause
2 blinks
On
No establishment of flame at the end of safety
time (TSA)
- Faulty or soiled fuel valves
- Faulty or soiled flame detector
- Poor adjustment of burner, no fuel
- Faulty ignition equipment
3 blinks
On
Free
4 blinks
On
Extraneous light on burner startup
5 blinks
On
Free
6 blinks
On
Free
7 blinks
On
Too many losses of flame during operation
(limitation of the number of repetitions)
- Faulty or soiled fuel valves
- Faulty or soiled flame detector
- Poor adjustment of burner
8 blinks
On
Time supervision oil preheater
9 blinks
On
Free
10 blinks
Off
Wiring fault or internal fault, fault output
contacts, faults that cannot be detected, such as
simultaneous faults, other faults
During the time the cause of fault is diagnosed, the control outputs are dead
-
The burner remains shut down
-
Fault status signal (alarm) at terminal 10, according to the error code table
The diagnostics of the cause of fault is quit and the burner switched on again by
resetting the burner control. Press the lockout reset button for about 1 second (<3
seconds).
Diagnostics of the
cause of fault
