10.5.3 Ignition failure alarm
The alarm is triggered whenever ignition fails.
The stove switching-off phase starts immediately.
fig. 29
10.5.4 Stove switching-off during working mode alarm
The alarm is triggered when, during normal working mode, the flame goes out and the fume temperature falls below the
minimum threshold set by Pr13 parameter (see figure 30).
The stove switching-off phase starts immediately.
fig. 30
10.5.5 Auger tube safety pressure switch alarm
If the pressure switch (meter pressure) detects a value below the trigger threshold, it immediately switches off the Auger
tube (to which it is connected in series) while the control board acquires this change in status through the AL2 clamp in
CN4. The message “Alarm Dep Fail” appears on the display and the stove is immediately switched off.
fig. 31
10.5.6 General thermostat alarm
If the general safety thermostat detects a value exceeding the trigger threshold, it immediately switches off the Auger tube
(to which it is connected in series), while the control board acquires this change in status through the AL1 clamp in CN4.
The message ALARM SIC FAIL appears on the display and the stove is immediately switched off.
fig. 32
10.5.7 Damaged exhaust blower alarm
Whenever the exhaust blower stops working properly, the stove switches off immediately and the message ALARM FAN
FAIL appears on the display.
The stove switching off phase starts immediately.
fig. 33
