Johnson Controls A19AAB-4 Temperature Control Els PW 17895 This 22-inch HVAC replacement fan

This 22-inch HVAC replacement fan blade operates with a 28-degree pitch and a clockwise (CW) rotation (determined by viewing the intake side)

If your burner fires but the fan remains stagnant

What is the difference between the old style and the new style 318827

and 45-second ignition cycles

Safety Certified: FM approval ensures the device meets rigorous standards for loss prevention and reliability in combustion air applications

Johnson Controls A19AAB-4 Temperature Control Els PW 17895 This 22-inch HVAC replacement fanThe Johnson Controls A19AAB 4 is a professional grade mechanical temperature control designed for heavy duty HVACR applications requiring high precision single stage temperature control. This robust remote bulb thermostat features a single pole, single throw (SPST) switch configuration that is factory set to open on high temperature. Engineered with a liquid filled sensing element, the A19AAB 4 provides consistent repeat accuracy that remains