this component features a 3/8-inch suction and 1/4-inch liquid connection

This plate is a verified component for various York packaged units and heat pumps

Technicians should inspect the media during regular maintenance intervals and replace it whenever visible particulate buildup occurs or system pressure drop is detected to prevent downstream contamination

a field-adjustable pressure switch should be sourced

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Johnson Controls T-4756-205 Thermostat Els PW 29614 this component features a 3/8-inchThe Johnson Controls T 4756 205 is a professional grade horizontal pneumatic thermostat designed for high volume dual temperature control in commercial pneumatic HVAC systems. Engineered for heating cooling changeover applications, this unit operates with a 15 psig reverse acting signal for heating and a 20 psig direct acting signal for cooling. The high volume output relay ensures rapid response times and consistent pressure delivery to terminal