Lochinvar Recalls Condensing Boilers Due to Risk of Carbon Monoxide Poisoning

Lochinvar, A.O. Smith and State Industries brand condensing residential boilers

Date of Recall

2023-11-02

CPSC Release Number

24-018

Manufactured In

United States

Units

About 17, 370 (In addition, about 782 units were sold in Canada)

Manufacturer

Lochinvar LLC, of Lebanon, Tennessee

Sold By

Independent contractors, plumbers, and plumbing supply vendors and distributors from August 2021 through September 2023 for between $4,000 and $10,000, including installation. A limited number were sold to original equipment manufacturers who modify and use the boilers in integrated in-floor heating systems.

Problem/Hazard

The boiler's flue collector can crack if exposed to a high impact event in the burner chamber, which can allow the boiler to emit carbon monoxide, posing a risk of carbon monoxide poisoning.

Injuries/Incidents

Lochinvar has received nine reports of broken flue collectors. Lochinvar has received no reports of injury.

Description

This recall includes residential condensing boilers, combi boilers and packaged systems sold by Lochinvar from August 2021 through August 2023. They were sold under the Lochinvar, A. O. Smith, and State Industries brand names and have serial numbers within the range of 125325485 through 134830284. The brand name is printed on the front of each unit. The model number and serial number can be found on the data plate on the product located on the unit's rating plate, which is located either on the inside or outside of the outer jacket of the unit. The following brands and model numbers are included in the recall.

Lochinvar Brand	A. O. Smith Brand	State Industries Brand
NCF110L	ACB 110H-N	SCB 110H-N
NCF110N	ACB 110H-P	SCB 110H-P
NCF150L	ACB 110S-N	SCB 110S-N
NCF150N	ACB 110S-P	SCB 110S-P
NCF199L	ACB 150H-N	SCB 150H-N
NCF199N	ACB 150H-P	SCB 150H-P
NKB080L	ACB 150S-N	SCB 150S-N
NKB080N	ACB 150S-P	SCB 150S-P
NKB110L	ACB 199H-N	SCB 199H-N
NKB110N	ACB 199H-P	SCB 199H-P
NKB150L	ACB 199S-N	SCB 199S-N
NKB150N	ACB 199S-P	SCB 199S-P
NKB199L
NKB199N
NKC110L
NKC110N
NKC150L
NKC150N
NKC199L
NKC199N

Remedy

Repair

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