Name of Product: Ventilation Fans in ClassMate® DX Cooling and Air Source Heat Pumps and SchoolMate® Water/Ground Source Heat Pumps
Hazard: The ventilation fan motor in the heat pumps can short circuit if water gets on the circuit board, causing the units to overheat and posing a fire hazard.
Remedy: Repair
Recall Date: August 20, 2026
Units: About 6,061 (In addition, about 735 were sold in Canada)
Description: This recall involves ventilation fans in ClassMate cooling and air source heat pumps and SchoolMate water/ground source heat pumps that supply heating, cooling and high indoor air quality in classrooms and schools in the following models:
| Model | Ventilation Configuration (Digit 9) |
| CMD | C, D, or E |
| CMP | C, D, or E |
| SMG | H, J, K, N, or P |
| SMW | H, J, K, N, or P |
| CMS | H, J, K, N, or P |
The brand name Airedale is located on a sticker on the front of the unit. The model name and serial number are found on the serial plate on the underside of the control unit.
Remedy: Consumers should stop using the recalled heat pumps immediately and contact Modine Manufacturing Company for written instructions to unplug the recalled ventilation fan or to switch the internal disconnect in the fan to the “off” position. Consumers should contact their Modine distributor to arrange for their free inspection and service. Service technicians will inspect and repair or replace the recalled heating and cooling OA/EA ventilation fans in all units.
Incidents/Injuries: Modine has received 11 reports of incidents that resulted in fires, totaling at least $2.7 million in property damage. No injuries have been reported.
Sold At: Independent dealers nationwide from August 2013 through January 2026 for between $15,000 and $25,000. The ventilation fans are also sold separately through independent dealers for between $250 and $450.
Manufacturer(s): Modine Manufacturing Company, of Racine, Wisconsin
Manufactured In: United States
Recall number: 26-711
Consumer Contact: Modine Manufacturing Company toll-free at 888-636-8627 from 8 a.m. to 5 p.m. CT Monday through Friday, email at ProductSafety@modine.com or online at https://www.modine.com/recall and click on “Recalls” at the bottom of the page for more information.
