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Is the MARS 43343 an automatic or manual reset switch
maintaining the same specifications and performance
the main control board may require a manual reset to clear the internal fault code
Adjustable Sensing: The differential pressure switch allows technicians to fine-tune the engagement threshold from 0
By providing continuous thermal feedback to the defrost control board
Patterson-Kelley 86-8335-0170 Air Flow Switch 321894-706 Is the MARS 43343 anThe Patterson Kelley 86 8335 0170 Air Flow Switch is a critical safety and operational component designed for high performance commercial boilers and water heaters. As an OEM airflow switch replacement, this unit utilizes a sensitive differential pressure diaphragm to detect proper combustion air or exhaust flow. It is engineered to interface directly with Patterson Kelley industrial air flow switch control systems, ensuring the burner only fires when
