Alarm description
SIGNAL
ALARM 01
No voltage during the work phase
BLACK OUT
The smoke sensor is malfunctioning
ALARM 02
The smoke sensor is disconnected from the board
SMOKE SENSOR
Combustion in the brazier is not optimal
ALARM 03
SMOKE
The centrifugal fan, if fitted, is defective
OVERTEMPERAT
Poor or no heat exchange in the exchangers causes grime and/or
.
ash deposits
ALARM 04
Smoke extractor encoder is not working or is not connected correctly Contact your local Technical Support Centre
ASPIRATOR
No power to the smoke extractor
FAULT
The smoke extractor is blocked
The pellet tank is empty
ALARM 05
Pellet calibration and suction during switch-on is inappropriate
NO
SWITCH-ON
The switch-on resistor is defective or not in position.
The pellet tank is empty
The motor reducer is not loading pellets
ALARM 06
PELLETS
EXHAUSTED
Poor pellet feed
The manual reset thermostat has tripped after overheating of the
stove at a critical point for safety
The room fan, if fitted, is defective
ALARM 07
THERMAL
SAFETY
Combustion in the brazier is not optimal
The combustion chamber and smoke passages are clogged with ash
deposits.
ALARM 08
NO
The chimney is obstructed.
VACUUM
The vacuum switch is malfunctioning
ALARM 10
If the boiler water temperature exceeds 90° C.
HOT WATER
The pellet tank is empty
ALARM 11
FLAME
FAILURE
Pellet calibration and suction during switch-on is inappropriate
ALARM 12
EXTRACTOR
The smoke extractor rotations have a 15% efficiency loss due to fan
ROTATION
obstruction.
FAILURE
ALARM 14
Motor electric voltage failure during pellet loading.
FEED SCREW PHASE
ALARM 15
Electronic board malfunction detected in the pellet loading motor
FEED SCREW TRIAC
control
The system pressure is higher or lower than a preset value (ranging
from 0.5 bar to 2.5 bar).
A cold circuit pressure of about 1.0 bar is recommended
ALARM 16
WATER PRESSURE
! IMPORTANT
Model Aqva 18 Use and Maintenance Manual
REASON
The alarm can be cancelled by pressing the P3 key for a few seconds on the display. Before restarting
the thermo-stove, check whether the condition that generated the alarm has been solved.
RESOLUTION
Press the switch-off key and restart the thermo-stove
If the problem persists, contact your local Technical Support
Centre
Contact your local Technical Support Centre
Contact your local Technical Support Centre
If the problem persists, contact your local Technical Support
Centre.
Turn the thermo-stove off, clean the brazier and adjust combustion
according to the pellet set point.
Contact your local Technical Support Centre
If the problem persists, contact your local Technical Support
Centre.
Contact your local Technical Support Centre
Contact your local Technical Support Centre
Check the tank inside for pellets
Contact your local Technical Support Centre
Contact your local Technical Support Centre
Check the tank inside for pellets
Empty the tank to be sure that inside there are no fallen objects
that may prevent correct feed screw operation
Adjust the pellet set point
If the problem persists, contact your local Technical Support
Centre.
Reset the thermostat by pressing the button on its back after
complete cooling.
Contact your local Technical Support Centre
Turn the thermo-stove off, clean the brazier and adjust combustion
according to the pellet set point.
If the problem persists, contact your local Technical Support
Centre.
Proceed as described in the thermo-stove cleaning brochure
Make sure the chimney is free and clean.
Contact your local Technical Support Centre
If the problem persists, contact your local Technical Support
Centre.
Check the tank inside for pellets
Contact your local Technical Support Centre
Contact your local Technical Support Centre
Contact your local Technical Support Centre
Contact your local Technical Support Centre
Fill and vent the system to bring the pressure back to the required
value for proper operation
If the problem persists, contact your local Technical Support
Centre.
Rev.3 14/11/2017
Page74
EN