TX500U
Advice for troubleshooting your TX500U thermostat
The following steps will allow you to switch between Standard and Military time: Remove the front cover of the thermostat from the wall. On the circu...
Wed, 26 Sep, 2018 at 11:46 AM
If you wish to adjust the displayed temperature up or down, there is calibration feature in your thermostat. Although it is factory calibrated and should n...
Wed, 26 Sep, 2018 at 11:46 AM
If you wish to change the day and or time, perform the following steps: open the front door of the thermostat. Slide the SET slide switch in the upper...
Wed, 26 Sep, 2018 at 11:47 AM
To change the temperature displayed to read Celsius instead of Fahrenheit, (or Fahrenheit to Celsius): Take the front cover off the stat off the wall. L...
Wed, 26 Sep, 2018 at 11:47 AM
The thermostat comes from the factory set at 4 periods per day. This allows you to program 4 different start times with 4 different temperatures throughout...
Wed, 26 Sep, 2018 at 11:47 AM
This feature allows the thermostat to be placed in either programmable or manual operating mode. In programmable mode, the thermostat controls the room...
Wed, 26 Sep, 2018 at 11:47 AM
There are four periods per each grouping of days, for Heat mode and Cool mode. They are: MORN, DAY, EVE, NITE. ALL 4 periods MUST be set for the thermosta...
Wed, 26 Sep, 2018 at 11:48 AM
If your thermostat is behaving erratically or something strange is in the display, hitting “Reset” buttons can often correct the problem. Hardware...
Wed, 26 Sep, 2018 at 11:48 AM
This only applies to these (3) “Ua” and “Ub” thermostats Swing settings (#1 - #9) do not apply to these thermostats. Instead, the adjustment is called...
Wed, 26 Sep, 2018 at 11:48 AM
The OFFSET setting is shown as number of degrees (default = 4F). It is similar in nature to the Swing setting, however, it only effects the operation of th...
Wed, 9 Jan, 2019 at 2:05 PM