Ultra-Low NOx water heaters
Class I - DangerousWhat Should You Do?
- Check if you have this product: (About 616,000)
- Do not eat it: Even if it looks and smells fine, do not consume this product.
- Throw it away or return it: You can return the product to the store for a full refund.
- Seek medical attention if needed: If you've consumed this product and feel unwell, contact your doctor immediately.
- Report problems: Report any issues to the FDA's Safety Reporting Portal.
⚠️ Emergency: If you experience severe symptoms after consuming this product, call 911 or Poison Control at 1-800-222-1222.
Recall Details
- Company:
- A. O. Smith Corp., of Milwaukee, Wis.
- Reason for Recall:
- The water heater's gas burner screen develops tears. The water heater's burner can then create excess radiant heat, posing a fire hazard if the water heater is installed directly on a wood or other combustible floor.
- Classification:
- Class I - Dangerous
Dangerous or defective products that predictably could cause serious health problems or death.
- Status:
- ongoing
- Hazard:
- The water heater's gas burner screen develops tears. The water heater's burner can then create excess radiant heat, posing a fire hazard if the water heater is installed directly on a wood or other combustible floor.
- Remedy:
- Consumers should immediately turn off and stop using the recalled water heaters and contact A. O. Smith to determine if a free repair is necessary.
Product Images

Product Information
Full Description:
This recall includes 30, 40 and 50 gallon natural or propane gas-fired Ultra-Low NOx emission gas water heaters. They are designed to comply with regulations in certain air quality districts in California, and were sold primarily in California. They were sold under the American, A. O. Smith, Kenmore, Reliance, State, U.S. Craftsmaster and Whirlpool brand names and manufactured from April 8, 2011 through August 1, 2016. Only water heaters with the first four digit serial numbers between 1115 and 1631, where the first four digits represent the year and week of production, are included in the recall. The brand name, model number and serial number can be found on the data plate on the product located next to the gas control valve/thermostat. The brand name is printed near the top of the water heater. Consumers can look up their water heater's serial number to see if it is affected by this recall at www.waterheaterrecall.com.
Product Codes/Lot Numbers:
(About 616,000)
Official Source
Always verify recall information with the official CPSC source:
View on CPSC.govCPSC Recall Number: 19029
Related Recalls
A. O. Smith 30 gallon gas water heaters with model number G6-UT3030N
A. O. Smith Corp., of Milwaukee, Wis.
The water heater's flame arrestor can fail to work properly, posing a fire hazard.