the standard flow direction is from Port B to Port A to ensure proper seating of the paddle and prevent water hammer

OEM Precision: Direct Goodman 20171002AS replacement ensures exact hole alignment for a gas-tight seal against the heat exchanger

or obstructions in the flue vent

27" WC to ensure precise safety cut-offs

while the 117U4123 overload relay is primarily a safety device that monitors the load to prevent the compressor from burning out during overcurrent events

Emerson Alco 049474 Drier Shell Els PW 17895 the standard flow direction isThe Emerson Alco 049474, model BTAS521SV, is a high capacity brass take apart suction line filter drier shell engineered for heavy duty commercial refrigeration and HVACR service. Featuring 2 5 8" ODF sweat connections, this shell is specifically designed to facilitate replaceable core or filter cartridge installation, providing the versatility required for both permanent protection and temporary system clean up following a compressor burnout. The