AFKitchenAid Dryer — KitchenAid Dryer AF Error Code
Restricted airflow in exhaust system
Severity
Critical
Difficulty
Easy
Est. Cost
What's Happening
Exhaust vent blocked with lint. Fire hazard.
How to Fix It
Clean lint filter and entire vent duct from dryer to exterior. Check outdoor flap.
Frequently Asked Questions
What does AF mean on a KitchenAid dryer?
AF means restricted airflow. The exhaust vent is blocked. Fire hazard.
How do I fix AF?
Clean the lint filter, then the entire vent duct to the exterior.
How often should I clean the vent?
Lint filter every load. Full duct annually.