the 311616 (functionally identical to the 311616/U universal part) delivers the exact tension needed to match the original factory calibration of your Honeywell pneumatic controls

these adapters ensure a precise metal-to-metal seal on the flare side while providing a clean soldering surface for sweat connections

ensuring durability under high current draw

to stop leaks at the source

How do I use the hand crank for manual positioning

Aaon P81580 Limit Switch the 311616 (functionally identical toThe Aaon P81580 Limit Switch is a critical safety component designed for high performance HVACR applications, specifically within Aaon rooftop units and air handlers. This 170 200F Auto Reset Limit Switch features a 7 inch insert depth, ensuring precise thermal monitoring within the heat exchanger or airflow path. As a normally closed thermal switch, it provides essential circuit interruption when temperatures exceed the 200F threshold, automatically