Description
The Weil McLain 591-391-995 Temperature Sensor Wire Harness is a electrical component used to connect with compatible boiler control assemblies. It transfer sensor readings to the control board allowing the appliance to regulate operating temperatures monitor performance, and respond to changing heating loads. It is installed in residential and light commercial HVAC systems heating equipment during maintenance. Its role within the boiler system is to maintain accurate communication between sensing component and control modules, supporting accurate temperature management and consistent equipment operation under normal heating conditions.
