Bard 8406-103 Pressure Switch 318973-401 Bypassing safety controls is a

Bypassing safety controls is a code violation and poses a fire hazard

preventing liquid slugging and protecting the compressor during variable load conditions

ensuring exact thread pitch and orifice alignment

This HVAC zone controller manages 2-pipe or 4-pipe fan coil units by regulating terminal fan speeds and valve positioning via BACnet MS/TP communication

Bard 8406-103 Pressure Switch 318973-401 Bypassing safety controls is aThe Bard 8406 103 Pressure Switch is a critical safety component designed for precise monitoring of airflow and pressure differentials in Bard wall mount heat pumps and air conditioning units. This HVAC pressure switch features a specific factory set point of . 55+ . 05" WC, ensuring that the system shuts down or identifies faults if static pressure falls outside of safe operating parameters. As a genuine Bard replacement part, it facilitates seamless