Answer
Nov 08, 2023 - 12:56 PM
If this Furnace was built in late 2001 or newer, they just need Part # 521099 (Module Board).
If this Furnace was built in 2001 or older, they will need Part # 521099 (Module Board) and Part # 520839 (Wiring Kit) to convert a non-fan control board Furnace to except a fan-controlled module board.
Add New Comment