Amana-Goodman DFK-D Kit 321702-401 it should be inspected and

it should be inspected and replaced separately during the motor swap

8-inch water column (

featuring a Single Pole Normally Open (SPNO) configuration that is designed to close on a fall in pressure

The side-mount actuator design places the motor on the 16-inch height dimension

preventing hazardous flue gas accumulation and ensuring the pressure switch closes to initiate the ignition sequence

Amana-Goodman DFK-D Kit 321702-401 it should be inspected andThe Amana Goodman DFK D Kit is a specialized downflow insulation kit engineered to maintain the performance and longevity of your HVAC system. Specifically designed for "D" chassis air handlers, including the Goodman ARUF, ASPT, and AVPTC series, this kit is a critical requirement for downflow installations. Its primary function is to provide advanced thermal protection for the drain pan, effectively preventing the formation of condensation or