The first zone to call determines the mode

000 BTU/hr to meet the requirements of mid-range heating appliances

This genuine OEM Trane replacement part

Ensure the system is properly bled and the pump orientation matches the manufacturer's specification to maintain the mechanical seal integrity

Advanced Distributor Products 76717100 Limit Switch 320788-703 The first zone to callThe Advanced Distributor Products 76717100 L160 30F Limit Switch is a critical OEM replacement part engineered for high precision thermal protection in residential and commercial heating systems. This L160 30F high limit switch is designed to open at 160F and close once the temperature drops by a 30F differential, preventing heat exchanger damage and ensuring furnace safety sensor reliability. As a genuine ADP HVAC component, the 76717100 offers