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Goodman Furnace: Reset the furnace control to factory defaults (rFd)

Updated · by Aurora Star Tech Inc.

Reset the furnace control to factory defaults (rFd) on a Goodman furnace: The rFd menu item returns the control menu settings to factory defaults.

Homeowner with a furnace problem? Call (647) 657-2977 or book a service call — licensed technicians across Vaughan and the GTA.

Applies to: GM9S96/AM9S96, GM9S80/AM9S80 and GM9C96/AM9C96 furnaces (7-segment control)

How to fix reset the furnace control to factory defaults (rfd): step by step

  1. Press the left or right switch until rFd shows
  2. Press the center switch, pick yes or no with the left or right switch
  3. Press the center switch to confirm
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

If the unit shows an error code, look it up: Goodman Furnace codes

Models

Goodman/Amana GM9C96/AM9C96

AC9C96AM9C96AM9C960303ANGC9C96GM9C96GM9C960303AN

Goodman/Amana GM9S80/AM9S80

AC9S800403ANAC9S800603ANAC9S800804BNAC9S800805CNAC9S801005CNAM9S800403ANAM9S800603ANAM9S800603BNAM9S800604BNAM9S800803BNAM9S800804BNAM9S800804CNAM9S800805CNAM9S801005CNAM9S801205DNGC9S800403ANGC9S800603ANGC9S800804BNGC9S800805CNGC9S801005CNGM9S800403ANGM9S800603ANGM9S800603BNGM9S800604BNGM9S800803BNGM9S800804BNGM9S800804CNGM9S800805CNGM9S801005CNGM9S801205DN

Goodman/Amana GM9S96/AM9S96

AC9S960403BNAC9S960603BNAC9S960804CNAC9S961005CNAC9S961205CNAC9S961205DNAM9S920403ANAM9S920603BNAM9S920803BNAM9S920804CNAM9S920805CNAM9S921004CNAM9S921005CNAM9S921205DNAM9S960403ANAM9S960603BNAM9S960803BNAM9S960804CNAM9S960805CNAM9S961004CNAM9S961005CNAM9S961205DNGC9S960403BNGC9S960603BNGC9S960804CNGC9S961005CNGC9S961205CNGC9S961205DNGM9S920403ANGM9S920603BNGM9S920803BNGM9S920804CNGM9S920805CNGM9S921004CNGM9S921005CNGM9S921205DNGM9S960403ANGM9S960603BNGM9S960803BNGM9S960804CNGM9S960805CNGM9S961004CNGM9S961005CNGM9S961205DN

Source: GM9S96 service RS6612022r1, LED Display Menu p.27 and chart p.29; GM9S80 service RS6621008r2, LED Display Menu p.30 and chart p.32; GM9C96 service RS6612020r1, LED Display Menu p.33 and chart p.35. Written in our own words as a summary; always check the original manual.

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

© 2026 Aurora Star Tech Inc. All rights reserved. This page may not be copied, republished or used to train other systems without written permission.

Emergency Furnace Repair

647-657-2977