The HVACs humidimizer fan can fail to shut off
of ConsumerAffairs
Carrier Corporation of Jupiter, Fla.. is recalling about 530 Carrier WeatherExpert commercial packaged rooftop HVAC units with humidimizer option.
The HVACs humidimizer fan can fail to shut off when a connected smoke detector is tripped, posing a fire hazard.
The company has received one report of a fan not shutting off during installation testing. No injuries have been reported.
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.
The HVAC units, manufactured in Mexico, were sold at Carrier distributors nationwide from March 2014, to September 2017, for between $25,000 and $93,000.
What to do
Purchasers should immediately contact their Carrier dealer for a free repair, which consists of free replacement and installation of the electronic control board. The firm is contacting all known purchasers.
Consumers may contact Carrier toll-free at 844-864-8748 from 8 a.m. to 5 p.m. (ET) Monday through Friday, or online at www.carrier.com and click on Product Safety Recall to locate a local Carrier dealer for more information.