Alarm Management - Last Calor TERMO ASIA Manuel D'installation

7 TROUBLESHOOTING

7.1 Alarm management

Alarms are indicated by an acoustic signal (if activated) and a message on the control panel.
In case of an alarm, shut down the stove, eliminate the cause and restart the stove according to the normal
procedure described in this manual.
Every alarm status causes immediate stove shutdown.
The alarms, with causes and cures, which can appear on the control panel are listed below:
Signalling
AL 1
POWER
-The stove does not start.
FAILURE
-Occurs in case of a fume
AL 2
temperature probe fault.
FUME
-The shutdown procedure is
PROBE
activated.
-Occurs if the fume probe detects
AL 3
a fume temperature above 280°C.
-The shutdown procedure is
HOT FUMES
activated.
-Occurs when the fume exhaust
AL 4
fan is faulty.
-The shutdown procedure is
FAN FAIL
activated.
-No flame in ignition stage.
AL 5
-The shutdown procedure is
NO IGNITION
activated.
AL 6
-Brazier not fed with pellets.
NO PELLETS
-Occurs in case of cutting in of
AL 7
auger duct temperature or heating
THERMAL
chamber water temperature
safety thermostat.
SAF
-The system is stopped.
ALARMS - MESSAGES
Fault
-No power during the lighting
stage.
-Faulty probe
-The probe is disconnected from
the board.
-Faulty tangential fan.
-No power to tangential fan.
-Too many pellets.
-The fume fan is blocked.
-Faulty speed control sensor.
-No power to fume fan.
-The pellet hopper is empty.
-The electrical element is faulty,
dirty or not correctly positioned.
-Pellet load setting incorrect.
-The pellet hopper is empty.
-The pellet feed gearmotor has to
adjust.
-The gearmotor does not feed
pellets.
-The safety thermostat has
detected a temperature above the
setting threshold due to
overheating of the bottom part of
the hopper or the heating
chamber water, blocking
gearmotor operation.
Possible causes
47
Cures
-Turn the stove OFF by pressing
the button P4 and repeat the
lighting procedure.
-Other reinstatement operations
must be carried out by a service
centre.
-Reinstatement operations must
be carried out by a service centre.
-Adjust the pellet flow.
-Other reinstatement operations
must be carried out by a service
centre.
-Reinstatement operations must
be carried out by a service
centre.
-Check pellets in hopper.
-Check the lighting procedures.
-Other reinstatement operations
must be carried out by a service
centre.
-Check pellets in hopper.
-Adjust the pellet flow
-Other reinstatement operations
must be carried out by a service
centre.
-Check the cause of excessive
overheating.
-Reset the relevant safety
thermostat by pressing the reset
button.
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