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Emergency Tips

Natural Gas Leak

DTE Gas Emergency Tips Natural Gas Emergency | DTE Energy

(800) 947‑5000

Consumers Energy Emergencies and Safety | Consumers Energy

(800) 477‑5050

Carbon Monoxide (CO) Alarm

If your CO alarm goes off, leave your home immediately and call 911. Seek prompt medical attention if you suspect CO poisoning and are feeling dizzy, light-headed, or nauseous.

Flooding Basement

How to Troubleshoot and Maintain Your Sump Pump

Water Leak

Where are my water shutoffs

Water Heater Not Working

How to re-light your water heater's pilot

How to Turn off the Water to your Toilet and Sink

How to Turn off the Water to your Toilet and Sink

Thermostat Error Code 163 Troubleshooting

How does this error code happen?

If your home experiences a power outage or power surge, Error Code 163 may appear on your thermostat, indicating a refrigerant-related issue. In most cases, this is not an actual refrigerant problem. 

Simply follow the steps shown in the video to reset the system and clear the error code. If your home experiences another power interruption in the future, the code may reappear. Lennox is aware of this issue and is currently working on a software update to help prevent it from occurring after power outages or surges.

This quick fix didn’t make error code 163 go away?

Call Thornton & Grooms, our professional HVAC technicians are ready to come out and troubleshoot your system.