Speed Queen
All Speed Queen Dryer Error Codes
Every known Speed Queen dryer error code with plain-English explanations, difficulty ratings, and step-by-step DIY fix guides.
5 error codes
E:OP
The temperature sensor circuit is reading as open (disconnected).
Moderate Repair
20–40 minutes
E:SH
The temperature sensor circuit is reading as shorted.
Moderate Repair
20–40 minutes
E:CO
The main control board has lost communication with the output/interface board.
Major Repair
20–45 minutes
E:HT
The dryer's heating circuit is not operating correctly.
Major Repair
30–60 minutes
AF
The airflow switch opened and closed repeatedly during the drying cycle.
Moderate Repair
15–30 minutes