CPSC Recall in 2018: Carrier® Recalls to Repair Commercial Rooftop HVAC Units Due to Fire Hazard (Recall Alert)

Updated on March 25, 2026.

See the recall details below. You can also see similar information for other consumer product recalls in 2018.

Data Source: CPSC.

Recall Number: 18-731

Date: March 19, 2018

Product Name: Carrier WeatherExpert commercial packaged rooftop HVAC units with humidimizer option

Recall Description:

This recall involves Carrier WeatherExpert 6-23 ton, 48/50 series, light commercial rooftop HVAC units intended for use in commercial and institutional buildings and that have a factory installed dehumidification feature. The model numbers are 48/50LC07-26 with an A in the 6th digit and a 0 (zero) in the 14th digit of the model number (e.g., 48LCTA24F2M5-0S1B3). Note that dashes should be counted as digits in the model number. The serial numbers are 1214P to 3317P. The model and serial number can be found on the unit rating plate located on the back of the unit.

Hazard Description:

The HVAC’s humidimizer fan can fail to shut off when a connected smoke detector is tripped, posing a fire hazard.

Consumer Action:

Remedy Type:

Repair

Units: About 530

Incidents:

Carrier has received one report of a fan not shutting off during installation testing. No injuries have been reported.

Sold At:

Carrier distributors nationwide from March 2014 to September 2017 for between $25,000 and $93,000.

Manufactured In:

Mexico