Recalls and Service Alerts

Furnaces - Air Conditioners - Heat Pumps

Williamson-Thermoflo Gas Boilers Recalled Due to Carbon Monoxide Hazard

Type: Recall
Equipment: Boiler
Recall or Alert Date: 05-06-2008
Serial Number: 08-567
Brands Affected: Williamson

Description of Problem:

If there is a leak in the vent piping, the recalled boilers can leak carbon monoxide (CO) into the buildings in which they are installed, posing a risk of CO poisoning. Incidents/Injuries: None reported.

Affected Products:

The recall involves cast iron, gas-fired boilers used for space heating. The following model names and serial numbers are included in the recall.

Model Name Serial Numbers
GWS-127, GWS-158 From CP 5160092 through CP 5663040
GWI-063, GWI-095, GWI-127, GWI-158 From CP 4363986 through CP 5699844
The model name and serial number are located on separate labels on the outside of the left panel.


Consumer Product Safety Commission