What Aaon units utilize this specific spark wire

60" PF (Pressure Fall) setpoint

the 450042-001 features access valves on the inlet and outlet to assist technicians in monitoring system performance

internal cleaning

Its robust snap-action mechanism minimizes contact bounce and internal wear

Watts 88004114 Preventer Freon What Aaon units utilize thisThe Watts 88004114 (Model LF009M2 QT FS) is a 1 1 2" reduced pressure zone (RPZ) backflow preventer designed specifically for high hazard cross connections. Built with lead free bronze, this assembly provides critical protection for potable water supplies against backsiphonage and backpressure. It is the designated direct replacement for the legacy 0062921 model, ensuring a seamless retrofit for existing installations. The 009M2 series features a