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SaferProducts incident

Official U.S. Consumer Product Safety Commission consumer incident report from the SaferProducts.gov public database. Use the verification links below to confirm the record on SaferProducts.gov or via the public database export.

Product

Honeywell Home RTH6580WF1001

Category

Home & Garden

Report number

20210712-07F19-2147362922

Ownership age

About 5 months to failure (from purchase date when reported)

Failure type

Overheating

Incident narrative

SaferProducts.gov consumer incident report 20210712-07F19-2147362922. Severity: Incident, No Injury. Product: Honeywell Home RTH6580WF1001 (Honeywell Home WIFI thermostat Model RTH6580WF1001 UPC 085267771955). Incident: Device installed by homeowner per instructions from manufacturer and had functioned properly for 3+ months. Beginning Friday July 9th, 2021 the residence HVAC system stopped. The blower circuit was repeatedly blowing fuses. Called today (7-9-21)and HVAC tech responded. No defect to the blower control board or AC system noted. Went to thermostat and pressed the button to activate display backlight and SMOKE immediately came out. Home owner immediately detached thermostat from mount. Internal inspection revealed chip on thermostat printed circuit board failed and melted part of the housing. Incidentally I found an RFID anti-theft tag inside the WIFI thermostat, perhaps to enhance wifi ? The overheating chip is labeled "MCC BTR" . Malfunction (smoke) witnessed by HVAC tech and homeowner. I have the device and pictures of the chip that overheated and melted housing. WIFI thermostat Honeywell home model RTH6580WF1001. Thankfully no injuries. I called and online chatted with Honeywell support, and all they wanted to do was accuse me and HVAC tech of causing the problem.

This is a consumer incident report published on SaferProducts.gov. CPSC does not guarantee the accuracy of information submitted by people outside of CPSC. It is not automatically an official recall or manufacturer admission.
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Official report number: 20210712-07F19-2147362922. Search that ID on SaferProducts.gov or match it in the CPSC public database export to verify this record.