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WATTS IOM-T-564 tekmar Invita WiFi Thermostat Instruction Manual

Error Messages  
When an error occurs an email notification will be sent to the registered mobile account owner.  
Description  
COMMUNICATION ERROR  
Communication between the display module and the HVAC Interface Module is interrupted. This  
error clears automatically once communication is re-established.  
This error can occur if the power supply voltage to the HVAC Interface Module is low. Check the  
voltage with a volt meter and that the transformer VA rating is enough to power all the equipment.  
MEMORY ERROR  
The thermostat memory settings are corrupted. To clear, load the factory defaults in the Toolbox  
menu. The thermostat will not operate any heating or cooling equipment while this error message  
is present.  
INTERNAL ROOM SENSOR FAULT  
Due to an open or short circuit, the thermostat is unable to read the internal room temperature  
sensor. If sensor 1, 2 or 3 is set to room the thermostat continues to operate, otherwise operation  
stops.  
The error cannot be field repaired. Contact your tekmar sales representative for warranty or repair  
procedures.  
INTERNAL HUMIDITY SENSOR FAULT  
Due to an open or short circuit, the thermostat is unable to read the internal humidity sensor. The  
thermostat stops controlling the humidifier or dehumidifier unless an external humidity sensor is  
installed on Sensor 3.  
The error cannot be field repaired. Contact your tekmar sales representative for warranty or repair  
procedures.  
SENSOR 1 FAULT  
Due to an open or short circuit, the thermostat is unable to read the sensor wired to S1 and Com.  
The thermostat stops normal operation if sensor 1 is the only active room or floor sensor or if a floor  
maximum temperature has been set.  
Check the auxiliary sensor wire for short circuits according to the sensor installation manual. It may  
be necessary to replace the auxiliary sensor. Once the error has been corrected, the error message  
automatically clears.  
SENSOR 2 FAULT  
Due to an open or short circuit, the thermostat is unable to read the sensor wired to S2 and Com.  
The thermostat stops normal operation if sensor 2 is the only active room or floor sensor or if a floor  
maximum temperature has been set.  
Check the auxiliary sensor wire for short circuits according to the sensor installation manual. It may  
be necessary to replace the auxiliary sensor. Once the error has been corrected, the error message  
automatically clears.  
SENSOR 3 FAULT  
Due to an open or short circuit, the thermostat is unable to read the sensor wired to S3 and Com.  
The thermostat stops normal operation if sensor 3 is the only active room sensor or if a floor  
maximum temperature has been set.  
Check the auxiliary sensor wire for short circuits according to the sensor installation manual. It may  
be necessary to replace the auxiliary sensor. Once the error has been corrected, the error message  
automatically clears.  
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GeneralDetails
NameWATTS IOM-T-564 tekmar Invita WiFi Thermostat Instruction Manual
MakeWATTS
LanguageEnglish
FiletypePDF (Download)
File size0.66 MB
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