EE
York · DERA-F036N07 14 SEER
This error shows the defrost control board in the outdoor unit is malfunctioning, causing improper defrost cycles. This leads to ice buildup and reduced heating performance.
Error EE on the York DERA-F036N07 14 SEER means: Outdoor Unit Defrost Board Error. The top-ranked community fix is “Replace outdoor defrost control board” (hard difficulty, ~90 min, DIY cost: $120-$150). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · air conditioner
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many air conditioner repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $250-$350.
The York DERA-F036N07 14 SEER has 8 other known error codes:
Error code EE also appears on 1 other York model:
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