EVCO EVCLC33DJ2 - Manual (Page 43)

EVCO S.p.A. Vcolor 338 L | Installer manual ver. 2.0 | Code 144VC338LE204
page 43 of 66
15.5 Errors handling
Ignition phase:
If no flame is detected during ignition phase, the burner will maintain the ignition speed.
Heating phase:
If no flame is detected during heating phase, the activation relay is turned off, the fan returns to the ignition speed for 10 seconds and
after 20 seconds the ignition attempt is repeated.
Room/boiler burner fault alarm:
If the ignition control board activates the room/boiler burner fault digital input, a recovery procedure is performed. The procedure
consists in 3 ignition attempts before signalling the alarm.
Room burner alarm
The room burner fan speed is constantly checked through the Hall input. If the speed set for the room fan burner differs more than
parameter b5 from the Hall sensor feedback for a time longer than parameter b6, the alarm is signalled.
Boiler burner alarm:
The boiler burner fan speed is constantly checked through the Hall input. If the speed set for the boiler fan burner differs more than
parameter b12 from the Hall sensor feedback for a time longer than parameter b13, the alarm is signalled.