Usines Giant Factories Recalls Gas Water Heaters with Emerson Control Valves Due to Risk of Carbon Monoxide Poisoning
U.S. Consumer Product Safety Commission recall (2021-11-03). Hazards: fire, burn, carbon monoxide, chemical. Models: 37H73A-301P1, 37H74A-301P1. About 168 units in the US and 10,832 in Canada.
| Agency | U.S. Consumer Product Safety Commission |
|---|---|
| Recall number | 22016 |
| Published | 2021-11-03 |
| Last updated | 2021-11-03 |
| Products | Usines Giant Factories Gas Water Heaters with Emerson control valves |
| Firm named in the title | Usines Giant Factories |
| Firms | White-Rodgers, a division of Emerson Electric Co., Saint Louis, Missouri (control valve) (manufacturer); Usines Giant Factories Inc., of Canada (heater) (manufacturer) |
| Manufactured in | Canada (heater), Mexico (valve) |
| Units (US) | 168 |
| Units (Canada) | 10,832 |
| Model numbers | 37H73A-301P1, 37H74A-301P1 |
| Hazard classes | fire, burn, carbon monoxide, chemical |
| Remedy classes | repair, replace |
| Trade facets | hvac, plumbing water heating |
| Sold | BGM Supply, Utica NY, Central NY Plumbing & Heating Supply, Whitesboro, New York and Maryland Pipe & Supply Company, Hancock, Maryland from June 2018 through July 2020 for between $840 and $2,100. |
Description
The recall involves propane and natural gas water heaters in 40, 50, and 75 gallon capacities. The recalled water heaters are white with a red "Giant" logo decal on the front. The water heaters have a nameplate near the Emerson gas control valve with the following model number ranges. UG40-38LFPV2-P1U-US, UG40-40LFPV2-N1U-US, UG50-38LFPV2-P1U-US, UG50-38LFPV2-P2U-US, UG50-38TFPDV1-N2U-US, UG50-40LFPV2-N1U-US, UG50-40LFPV2-N2U-US, UG75-76MEPV1-N2U-US, UG75-76MEPV1-P2U-US. The control valves are black with a white "Emerson" logo on the front. The Emerson control valve model numbers and date code are located on a label on the right-hand side of the bracket holding the Emerson control valve to the gas water heater. The recalled control valve model numbers are 37H73A-301P1 (natural gas) and 37H74A-301P1 (propane) with a date code between 1821 and 1839.
Hazard
The power handle can short circuit and overheat, posing fire and burn hazards
Remedy
Consumers should immediately contact Usines Giant Factories, who will arrange to have the Emerson control valve replaced by a certified technician, and to receive a free replacement valve. Consumers who continue to use the water heaters while awaiting repair should have working carbon monoxide alarms outside of sleeping areas and on every level of the home.
Incidents and injuries
None reported in the United States. Usines Giant Factories has received 20 reports of incidents with the Emerson control valves in Canada, including one report necessitating medical attention due to the release of carbon monoxide.
Linked notices
Linked because one agency's notice cites the other's.
Machine access
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Source: U.S. Consumer Product Safety Commission recall notice (US Government work). Not affiliated with or endorsed by CPSC. Structured by Data Foundry (product-recall-structuring@2); last changed 2026-09-28. Always confirm with the agency notice.