Goodman · Furnace

gFd Gas heat fan off delay

Menu / mode display Goodman/Amana *MVC96 (34.5 in. chassis)

What the display is showing

Blower off delay after heat. Default 90 seconds, adjustable from 30 to 180 s in 30 s steps (the menu text; the table on p.58 shows the two delays swapped).

Applies to: GMVC96, GCVC96, AMVC96, ACVC96 (*BA, ComfortBridge)

Settings for these units

Normal status displays (7-segment) · Goodman/Amana GM9S96/AM9S96
Normal status displays (7-segment) · Goodman/Amana GM9S80/AM9S80
Normal status displays (7-segment) · Goodman/Amana GM9C96/AM9C96
Minimum recommended filter size · Goodman/Amana GM9C96/AM9C96

Models that show this code

16 models in Goodman/Amana *MVC96 (34.5 in. chassis)

*CVC960403BNB**CVC960603BNB**CVC960804CNB**CVC961005CNB**CVC961205DNB**MVC960403BNB**MVC960603BNB**MVC960803BNB**MVC960804CNB**MVC961005CNB**MVC961005DNB**MVC961205DNB*ACVC96AMVC96GCVC96GMVC96

Other codes on the same units

Sr Shared data revision
dHL Dehumidify logic input level
dHU Dehumidifier on
gAF Gas heat airflow
gPt Gas pressure test
gSt Gas heat stage multiplier
gbP Backup heat balance points
gnd Gas heat fan on delay

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Source: Goodman Service and Troubleshooting ACVC96*BA/AMVC96*BA/GCVC96*BA/GMVC96*BA , Furnace menu table p.58 and Menus p.34-35. Summarized in our own words; check the original manual for your model.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.