Trane WHL0496 Blower Wheel 30067439-890 The Intermatic FF15MC is a

The Intermatic FF15MC is a rugged 15-minute SPST spring-wound timer engineered for commercial-grade reliability in HVACR and electrical applications

While it is often categorized as a steam trap assembly

Technicians should check for a visible crack on the carbide element or use a multimeter to test for continuity

If the vacuum is present but the SPST contacts do not close

Trane WHL0496 Blower Wheel 30067439-890 The Intermatic FF15MC is aThe Trane WHL0496 Blower Wheel is a critical OEM replacement part designed for high performance air handling in Trane and American Standard HVAC systems. Engineered with a 10 inch diameter and an 8 inch width, this convex blower wheel is built to manage significant static pressure while maintaining efficient cubic feet per minute (CFM) output. The assembly features a clockwise (CW) rotation and a precision machined 1 2 inch bore, ensuring a secure fit