While you wait for answers, we may have found some information which could help you.
Click here for Flashing Bosch DryerHelp! my bosch classixx tumble dryer has x3 lights flashing and beeping!?
Bosch Exxcel 7 WTW863S1GB damp clothes, clogging filter?
Bosch excel condenser dryer 6307?
belt to slack. ?
Bosch Classixx not heating even after trying red button reset ?
Bosch exxcel condenser dryer WTL6307GB?