This often indicates the module has failed to receive a signal from the pressure switch or is stuck in a lockout state

This 1/2-inch bore blower wheel is a direct replacement for Trane WHL0722

Designed with a forged brass body and a nickel-plated stem

allowing for easy expansion with side-mounted or front-mounted auxiliary switch blocks and surge suppressors

Common Questions & Technical Support Is the display module included with this P/N

Resideo AF11S-112D Kit R-448A This often indicates the moduleThe Resideo AF11S 112D Kit is an essential field replacement component designed for Braukmann F76S water filters, specifically engineered for 1 1 2" and 2" pipe sizes. This stainless steel screen insert features a precise 200 micron (100 mesh) rating, ensuring the removal of fine sediment, rust, and scale from potable water systems without compromising flow rates. Unlike standard nylon alternatives, the 316 stainless steel construction provides