This is very common issue - such ovens do not like self clean. The problem is a bad thermal cut-off (aka a thermal fuse) on the back of the oven (#37 on the
diagram). You have to remove the oven from the cabinet and remove the rear cover to access the part.
- The part number for the thermal cut-off is
AP3885687
Here are the break down diagrams and
Replacement parts for WHIRLPOOL RBS245PDB10 | AppliancePartsPros.com
Gene.