ensuring the system resumes operation once pressures return to safe levels within the set differential

The actuator includes a set screw on the output shaft

CW Rotation

it utilizes a two-rod flame sense system with a rapid 2-second flame failure response time (FFRT)

Whether mounted in a horizontal or vertical orientation

Lochinvar & A.O. Smith 100109978 Ignitor Assembly Els PW 17895 ensuring the system resumes operationThe Lochinvar & A. O. Smith 100109978 Ignitor Assembly is a mission critical OEM component designed for precise ignition and flame rectification in high efficiency commercial gas water heaters and boilers. As a genuine 100109978 replacement part, this assembly integrates a high durability igniter element and flame sensor, a common configuration in the A. O. Smith BTN Series and various Lochinvar heating systems. For technicians out in the field, this