Lochinvar & A.O. Smith 100170642 Temp Sensor Els PW 17895 The trip setpoint is field-adjustable

The trip setpoint is field-adjustable using the onboard potentiometer

4 inches water column

Whether you are performing a seasonal overhaul or an emergency repair

For this SPST limit switch

A trip is usually caused by restricted airflow

Lochinvar & A.O. Smith 100170642 Temp Sensor Els PW 17895 The trip setpoint is field-adjustableThis Lochinvar & A. O. Smith 100170642 Temp Sensor is a critical OEM replacement part designed for high efficiency hydronic systems and commercial water heaters. As a direct successor to the TST30011, this flue temperature sensor (also cross referenced as 100170536 and TST20008) provides real time thermal monitoring of exhaust gases. When installed in Knight XL boilers or A. O. Smith power vented units, it communicates vital data to the control board