Weil McLain 511-624-510 Switch Els PW 17895 The set point is adjusted

The set point is adjusted by turning the dial to the desired "open" temperature

maintaining furnace blower timing and preventing structural damage during airflow restrictions

Constructed with Class F insulation and encapsulated in a rugged epoxy enclosure

Can I use this for other brands like Armstrong or Ducane

a lack of continuity at room temperature indicates a failed component that requires replacement

Weil McLain 511-624-510 Switch Els PW 17895 The set point is adjustedThe Weil McLain 511 624 510 is a high precision pressure differential switch engineered specifically for residential and light commercial hydronic heating systems. Designed for use with Weil McLain HE and HE II boilers (Sizes 3, 4, and 5), this SPDT pressure switch is a critical safety component that monitors inductor fan operation by sensing air pressure differentials. This specific model features a factory calibrated 1. 00" W. C. setting and is