Aaon P86520 Pressure Switch Els PW 17895 Common Questions What causes a

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Aaon P86520 Pressure Switch Els PW 17895 Common Questions What causes aThe Aaon P86520 Pressure Switch is a critical safety component designed for high pressure monitoring in Aaon HVAC systems. Engineered specifically for R22 refrigerant circuits, this manual reset high pressure switch functions as a fail safe to prevent compressor damage during over pressure conditions. Calibrated to trigger at 450 PSI, the P86520 ensures the system shuts down before internal pressures exceed safe operating limits. This HVAC pressure