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Faults / Solutions; Possible Cause - Riello Gulliver BS2/M TL 916M Montage- Und Bedienungsanleitung

Zweistufig-gleitender oder modulierender betrieb
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7.

FAULTS / SOLUTIONS

The control box has a self-diagnostic system, by which it is possible to easily check the faults and find the
solutions.
To use this function, wait for a minimum of 10 sec after the lock out, then push the reset button for 3 sec.
After releasing the button, the RED LED will begin to flash, as shown in the following schedule.
Red fault LED
waiting time 10s
The LED provide a blink code each 3sec.
The blink codes give the information of the possible faults, as follows:
BLINK CODE
2

3

4

5

7

10

In the event of a burner lockout, more
than two consecutive burner reset opera-
tions could cause damage to the installa-
WARNING
tion. On the third lockout, contact the
Aftersales Service.
3134
Press lockout reset
button for > 3s
The flame does not stabilize at the end of the safety time:
– faulty or soiled ionization probe;
– faulty or soiled fuel valves;
– neutral/phase exchange;
– poor burner regulation.
Minimum air pressure switch does not close:
– make sure VPS trips to produce lockout;
– air pressure switch faulty;
– air pressure switch incorrectly regulated;
– fan motor does not run;
– maximum air pressure switch operating.
Extraneous light during pre-purging, or control box faulty.
Minimum air pressure switch does not open:
– air pressure switch faulty;
– air pressure switch incorrectly adjusted.
Loss of flame during operation:
– poor burner regulation;
– faulty or soiled fuel valves;
– short circuit between ionization probe and earth.
Control box faulty.
Blink code
Approx. 3s

POSSIBLE CAUSE

If further lockouts or burner faults occur,
interventions must only be made by qua-
lified, authorised personnel (as indicated
DANGER
in this manual, and in compliance with
the laws and regulations currently in for-
ce).
15 GB
Blink code

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