I want to share with you a big probleme we encontered on our kiln Kiln : 3600t/d 60m 4,4m diameter 2 supports During operation one of the roller shaft on outlet tyre is broken The kiln was cooling down on this position we are not able to run auxilliairy drive I want to know what is the cause possible ? It is dangereux to cool the kiln without auxiliairy drive ? Your suggestions please.