utilizing the correct fan speed controller cable is critical for achieving consistent refrigerant pressure regulation

Testing for 24V at the ALR terminal during a fault can confirm if the relay is functioning correctly

the Functional Devices track mount relay offers the mechanical durability and electrical performance required by veteran field technicians and electrical contractors

ensuring seamless integration with commercial-grade power supplies

facilitating a high-integrity thermal barrier between the front header and the heat exchanger

Lochinvar & A.O. Smith 100189054 Collar 326058-755 utilizing the correct fan speedThe Lochinvar & A. O. Smith 100189054 Collar is a precision engineered 4" flue collar essential for maintaining the structural integrity of high efficiency venting systems. As an OEM component, this kit provides a secure, gas tight transition between the appliance and the exhaust infrastructure, preventing hazardous leaks and ensuring optimal draft performance. This specific part is a direct replacement for legacy units, as 100189054 is identical to