Common causes include a cracked heat exchanger

the 0231K00017A furnace motor facilitates quiet operation and high-torque performance to maintain system static pressure requirements

For technicians troubleshooting a millivolt gas valve that fails to open despite a standing pilot

or improper manifold gas pressure causing the flame to "roll out" of the burner area

Avoid the headaches of generic aftermarket parts that don't seat correctly

United Electric B100-120 Temp Switch 326070-701 Common causes include a crackedThe United Electric B100 120 is a heavy duty single pole double throw (SPDT) temperature switch engineered for mission critical industrial process control. This 100 Series mechanical switch provides a reliable interface for alarm, safety, and emergency shutdown functions in HVACR, boiler, and heat tracing systems. With an adjustable setpoint range of 0F to 225F and a maximum bulb temperature of 275F, it delivers high accuracy monitoring via a nickel