WATTS IOM-T-563 Tekmar WiFi Thermostat Installation Guide
Error Messages
When an error occurs an email notification will be sent to the registered mobile account
owner.
Description
MEMORY ERROR
The thermostat memory settings are corrupted. To clear, load the factor y defaults in
the Toolbox menu. The thermostat will not operate any heating or cooling eq uipment
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 hum idity
sensor. The thermostat stops controlling the humidifier or dehumidi fier unless an
external humidity sensor is installed on Sensor 3.
The error cannot be field repaired. Contact your tekmar sales represent ative 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.
29
| General | Details |
|---|---|
| Name | WATTS IOM-T-563 Tekmar WiFi Thermostat Installation Guide |
| Make | WATTS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.63 MB |

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

WATTS BT-A03 RF Electronic Room Thermostat Installation Guide

WATTS TEK564 Invita WiFi Thermostat Instruction Manual

WATTS WTC-ES Contact Thermostat User Manual

WATTS 563 WiFi Thermostat User Manual

WATTS W561 WiFi Thermostat Instruction Manual

WATTS Tekmar Wi-Fi Thermostat Instruction Manual













































