Goodman · Furnace

FSd Constant fan speed

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

What the display is showing

Sets constant-fan airflow as a percent of the furnace maximum CFM, in 10% steps. Default is 25%. Maximum CFM is 1400 on 3 ton, 1760 on 4 ton and 2200 on 5 ton models.

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

Axx Airflow readout
CFS Comfort setting
EEF Condensate switch open
HEd Humidifier enable
HP Heat pump heat, single stage
HUd Humidifier on
Lrn Learn menu
Sr Shared data revision

Save it for the next call

Star this code in the HVACopedia app and keep the whole library on your phone for jobs with no signal.

Open the app

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.