Cannot recognise boiler type (Seal/Open)
6 4
Call an authorised Service Centre
Exhaust gas safety device trip
65
After 10 minutes, the board attempts an automatic start-up. If the boiler lock-out trips again,
call an authorised Service Centre.
The exhaust gas pressure switch does not return to the reset position
66
Call an authorised Service Centre.
Domestic hot water sensor fault (SS)
6 7
Call an authorised Service Centre.
Heating sensor fault (SR)
68
Call an authorised Service Centre.
Insufficient water pressure
69
Reset operation using the boiler charge valve (fig. 4).
Plant overpressure
70
Call an authorised Service Centre.
Safety thermostat trips
1 92
Call an authorised Service Centre.
The exhaust gas pressure switch trips
1 93
Call an authorised Service Centre.
Modulator coil interrupted
1 9 4
Call an authorised Service Centre.
No communication between the "Logica Remote Control" and the boiler.
1 95
Call an authorised Service Centre.
131