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0006080873_201711
MALFUNCTION AND LOCK CAUSE DIAGNOSTICS.
In the event of a burner lock-out, the red light on the reset button will be fixed.
Keeping it pressed in for more than 3 seconds, the diagnostics procedure is activated (red light with quick flashes). The table below indicates the
meaning of the lock-out or failure according to the number of red flashes.
Holding the reset button down for at least 3 seconds, the diagnostics function will be interrupted.
The diagram below shows the operations to be carried out to activate the diagnostic functions even with communication interface through the
"OCI400" connection cable.
E K
> 3 s
x x x x xx x x
x x x x xx x x
x x x x xx x x
x x x x xx x x
x x x x xx x x
x x x x xx x x
E K
OC
I40
0
E K
< 3 s
710
1z
04
e030
5
R e se t
O n
> 3 s
Operating position
Operating position
Visual indication
Colour code table
Operating position
PC / analyser
interface
diagnostics
Visual indication
AL to terminal
10
Possible causes
2 blinks
●●
On
No flame at the end of the safe ignition time<TSA>
- Faulty or soiled fuel valves
- Faulty or soiled flame detector
- Poor adjustment of burner, no fuel
- No ignition Faulty ignition transformer
3 blinks
●●●
On
- Defective LP air pressure switch
- No or faulty air pressure signal after completion "t10"
- LP pressure switch contact welded in standby position
4 blinks
●●●●
On
Extraneous light during the ignition phase
5 blinks
●●●●●
On
- No air pressure switch signal
- LP pressure switch contact welded in work position
6 blinks
●●●●●●
On
Not used
7 blinks
●●●●●●●
On
No flame signal during normal operation, ignition repetition (limitation of ignition
repetitions)
- Malfunction of the fuel valves
Faulty or soiled flame detector
- Poor adjustment of burner
8 blinks
●●●●●●●●
On
Not used
9 blinks
●●●●●●●●●
On
Not used
10 blinks
●●●●●●●●●●
On
Wiring problems or damage inside the device
14 blinks
●●●●●●●●●●●●●●
On
CPI contact not closed
• During the time the cause of fault is diagnosed, the control outputs are deactivated.
• - Is the burner shut down
• - The alarm signal AL “is on terminal 10 which is under voltage.
• Press the lockout reset button for about 1 second (< 3 seconds) to reactivate the device and start a new cycle.
Summary of Contents for 54800010
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