Diagnosis Of Cause Of Fault Lmo44; Error Code Table - Lamborghini Caloreclima ECO 50/2 Manual Para La Instalación Y El Mantenimiento

DIAGNOSIS OF CAUSE OF FAULT LMO44

After lock-out, the red fault signal lamp LR remains steady on.
In that condition, the visual diagnosis of the cause of fault according to the error code table can be activated
by pressing the lock-out reset button PS for more than 3 seconds.
Pressing the reset button again for at least 3 seconds, the interface diagnosis will be activated.
The following sequence activates the diagnosis of the cause of fault:
Blink code
2 blinks
••
3 blinks
•••
4 blinks
••••
5 blinks
•••••
6 blinks
••••••
7 blinks
•••••••
8 blinks
•••••••••
9 blinks
•••••••••
10 blinks
••••••••••
During the time the cause of fault is diagnosed, the control outputs are deactivated.
- Burner remains shut down
- Fault status signal LR at terminal 10 is activated
The diagnosis of the cause of fault is quit and the burner switched on again by resetting the burner control.
Press lock-out reset button for about 1 second (< 3 seconds).
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Error code table

Possible cause
No establishment of flame at the end of T2
Faulty or soiled fuel valves
Faulty or soiled flame detector
Poor adjustment of burner, no fuel
Faulty ignition
Free
Extraneous light on burner start-up
Free
Free
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
Time supervision oil pre-heater
Free
Wiring error or internal error, output contacts
32