While it is bi-directional

this resistor assembly is specifically calibrated for the impedance requirements of the 36C and 3098 series components

it indicates a significant airflow or combustion issue that must be resolved to protect the system

26" WC on rise to ensure precise safety cut-offs for specific residential furnace platforms

Emerson Alco 054135 Expansion Valve Els PW 17895 While it is bi-directionalThe Emerson Alco 054135 (Model HF 1 2 HC 5FT 3 8 X 1 2 SAE S T) is a balanced ported thermal expansion valve engineered for precision refrigerant flow control in R22 and R407C systems. Rated for a 1 2 ton capacity, this TXV features a straight body configuration with 3 8" x 1 2" SAE flare connections, facilitating a secure mechanical fit without the need for brazing. Designed for medium temperature applications, the HC charge ensures stable superheat