This reverts commit 9e026a289542545d5f63cd72fb9416be1521ecc2. This Revert "ENH: STUDIO-2221 adjust cooling time for each layer" This reverts commit eb1fa5975eb7dc3ff832539e9bec5a04515ff2f9. Change-Id: Iba8d0a1492b81922aad0d64df81c74cff5eabbb3