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Thermostat Not Working

Thermostat troubles can make your whole HVAC system seem broken. Often the fix is straightforward once you identify the real problem.

Common Symptoms

If you're experiencing any of these symptoms, your system likely needs professional attention:

  • Display screen dark or blank
  • HVAC ignores thermostat commands
  • Temperature reading way off
  • Settings won't stay changed
  • System cycling erratically

Possible Causes

This problem can be caused by several issues that our technicians will diagnose:

  • Batteries depleted
  • Wire connections loose or damaged
  • Dust buildup inside thermostat
  • Thermostat simply worn out
  • Wrong thermostat for your system

Our Solutions

1

Put in fresh batteries

2

Clean internal components

3

Secure wire connections

4

Install replacement thermostat

5

Upgrade to smart thermostat

Related Service: HVAC Maintenance

Year-round HVAC maintenance plans for Temecula homeowners.

Learn More About HVAC Maintenance

Fix Your Thermostat Not Working Problem Today

Don't wait for the problem to get worse. Our expert technicians can diagnose and repair your thermostat not working issue quickly.