ALARMS
Alarms
warnings
• Gas sensor: level 1
signal from gas detector, level I
• Gas sensor: level 2
signal from gas detector, level II
• Antifreeze heat recover exchanger ON
antifreeze mode of heat recovery
exchanger is on
• Filter work time
check lters contamination level
• Filter presure
dirty lter of KM, change the lter, if
pressure switch is not applied make
a bridge (jumper) between PRDN IN
and GND
• Forcing damper ON
forcing damper settings depending
on the outside temperature
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Alarms
alarms
• Real time clock error
set the T-box time again
• Temperature sensor T1/T2/T3/T4/T5
check temperature sensor
• Roof fan fuse
check fuse of roof fan in DRV module
• Roof fan TK
thermal protection alarm of roof fan
• Fan 3V fuse
check fuse of fan of LEO heater in
DRV module
• Fan EC fuse
check fuse of EC fan in DRV module
• Fan EC not connected
check connection of EC fan
• Antifreeze water exchanger ON
antifreeze mode of water heat
exchanger is on
List of alarms
• DRV group error
Addressing failure. Check binary
address set in DRV and use search
button again
• Connection error
no communication between DRV and
T-box, check connection and DRV
power supply
• DUO heater not connected
no communication between DRV of
fan heater part of ELiS DUO, check
connection between DRV of air curtain
part and DRV of fan heater part
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