While you wait for answers, we may have found some information which could help you.
Click here for Same Problem Tumble DryerDrum not turning?
Bosch Classixx not heating even after trying red button reset ?
Bosch exxcel condenser dryer WTL6307GB?
Bosch Excel tumble dryer condensor?
Where can I get a wiring diagram or service manual for Bosch Classixx dryer?
Bosch excel condenser dryer 6307?