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try pressing the reset button
Verify the 1NO-1NC contact state with a multimeter before energizing the control circuit
Key Benefits ASME Section IV Certified: Designed and tested to meet rigorous safety standards for pressure vessel protection
it is a sign of restricted airflow through the heat exchanger
maintaining system uptime and protecting the heat exchanger from overheating
Bard HVAC 8402-075BX Limit Switch try pressing the reset buttonThe Bard 8402 075BX Limit Switch is a critical safety component designed for precise thermal regulation within Bard wall mount air conditioners and heat pump systems. This specific high limit control features a 7 170F AUTO reset configuration, ensuring the unit cuts power to the heating elements or compressor if temperatures exceed safe operational thresholds, then automatically resets once the plenum cools. Engineered as a direct replacement, the
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US$ 15.00
US$ 43.00
