The clothing is not dry
Check that the correct drying cycle has been selected.
For more information, see the Selecting a drying cycle topic.
Reduce the amount of clothing placed into the tumble dryer.
Check that the lint filter is not obstructed.
For more information, see the Cleaning the lint filter topic.
Check that the condenser is not obstructed.
For more information, see the Cleaning the condenser topic.
Ensure the clothing has been sufficiently spun in the washing machine before placing into the tumble dryer.