Table of Contents
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Table - Alarm
Alarm
A1
Motor alarm
A2
Over heating
alarm
A4
Filter alarm
Fixed run time before the filter
alarm has been reached.
been activated.
A5
Ext. alarm
SIRe Advanced Fan Heater Electric
Cause
Thermal switch has deployed.
One or several motors have
overheated. (Only units with
withdrawn thermal switches.)
The temperature in the unit
has exceeded the alarm limit
for overheating.
or the external filter alarm has
External alarm input on
SIReA1X has been activated.
Action
Check that nothing is obstructing the unit's air
intake and exhaust. When the overheated motor
has cooled the thermal switch shuts again and
the alarm can be reset. At repeated alarms, check
the motors, replace damaged motors.
Check that nothing is obstructing the unit's air
intake and exhaust, the function of the actuator
and valve, flow temperature and internal
temperature sensor.
Replace or clean the filter, adjust any alarm time
based on how dirty the filter was and reset the
alarm.
Check the external alarm.
GB
39
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