Why is my new pressure switch not closing

or varying evaporator loads

For technicians servicing International Comfort Products motor controls

Using it with LP will result in improper combustion

Direct Cross-Reference: Replaces UEI UET111 and Global GT5032M without modification

Modine 5H6046680001 Limit Switch 320074-702 Why is my new pressureThe Modine 5H6046680001 Limit Switch is a critical OEM replacement part designed for high limit thermal protection in Modine unit heaters, specifically the HE series including HE50, HE75, HE100, HE125, HE150, HE200, and HE250 models. This L140 30F limit switch features an auto reset mechanism with a fixed 140 degree Fahrenheit opening point and a 30 degree differential, meaning it typically recloses at 110F. Engineered for industrial HVAC safety, the