Common Questions & Technical Support: How do I verify if the sensor is functioning correctly

ensure the board is correctly configured to the specific BTU and blower capacity of the unit to avoid error code 203

For larger motor loads

Can the Danfoss KP36 be used for high-pressure cut-out applications

Specifically designed for field technicians

McDonnell & Miller TC-4 Valves THPU32HP7Y Common Questions & Technical Support:For industrial boiler applications requiring precise low water cut off (LWCO) verification, the McDonnell & Miller TC 4 Test and Check Valves (Part Number 195000) provide a critical interface for maintenance and safety compliance. This 1" NPT dual valve set is engineered specifically for use with McDonnell & Miller controllers, allowing technicians to isolate the water column and simulate low water conditions without draining the entire system.