Error Code AC
The dryer's internal parts aren't communicating properly
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: AC
What This Means
Faulty wiring between PBAs; Loose or disconnected wire terminals between PBAs; Main PBA communication circuit failure; Display PBA communication circuit failure
What actually causes this:
A loose wire connection between the control board and display, or a power surge scrambled the electronics.
First Thing to Check
Unplug the dryer for 2 minutes, then plug it back in — this resets the electronics.
Parts Involved
How to Fix
- 1
1. Check wire terminals between PBAs for loose or damaged connectors
- 2
2. Inspect wire harness for pinched, cut, or corroded wires
- 3
3. Check the PBA boards for visible damage
- 4
4. If wiring is intact, replace the faulty PBA
Other Error Codes for DV22N6800HW
The dryer thinks the door is open while running
A secondary temperature sensor is giving bad readings
A fourth temperature sensor is reading abnormally
A third temperature sensor is giving incorrect readings
The drum motor temperature sensor detected a problem
The heat pump compressor has stopped working
Your dryer isn't heating properly or is overheating
The heat pump compressor motor isn't working