Central air conditioner air handler fan control board
A dead display or random faults can come from the control board.
Carrier FC4DNF030000: 3 replacement parts, including the central air conditioner air handler fan control board (HK61EA010) and the blower fan wheel (LA22RA100). Parts list from Sears PartsDirect, checked November 15, 2026.
A dead display or random faults can come from the control board.
A noisy or stopped fan means poor airflow and uneven temperatures.
Knobs and handles break with daily use.
1Control boardHK61EA010
2Blower fan wheelLA22RA100
3TransformerHT01CN241Part numbers come from the Sears PartsDirect parts list for the Carrier FC4DNF030000 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Remove the access panel: the label is inside the unit.