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  • Equipment – Thermostats – TS150W – Fan Issues

Equipment – Thermostats – TS150W – Fan Issues

This article will guide you through troubleshooting when a customer is calling in to troubleshoot fan issues with a TS150W thermostat. This is for situations where there are true performance issues and not when the customer is requesting a temporary override circulate air.

Written by Brian Matheron

Updated at April 22nd, 2025

Table of Contents

Fan Issues

Fan Issues

  • Locate the TS150W Thermostat
  • Check that the screen is illuminated.
    • If there is no power to the screen, access the power issues article.
  • Is there physical damage?
    • If there is physical damage, contact GridPoint Support for more details.
  • Check the thermostat’s fan mode and verify it is in either “on” or “auto”, depending on what the customer is expecting to have.
    • Fan is “on” mode: This means that the fan will be always blowing. Checking the schedule can verify when this status should be set to “on”.
    • Fan is “auto” mode: This means that the fan will turn on when in either cool or heat mode.
  • Check Cool/Heat Set Points.
    • Verify that the Override Status within GridPoint Intelligence or GEM is not related to Demand Response leading to a temporarily adjusted setpoint. If it is, educate the customer on this setting.

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More Information

  • Equipment – Thermostats – TS150W – Cooling Issues
  • Equipment – Thermostats – TS150W – Device Offline

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