What do i need to check if air is leaking from the safety bore on a purification chamber? Follow Is a filter cartridge installed? Is the filter cartridge properly seated? Related articles What does 100% duty cycle mean? How do I check for leaks? What is the standard drain cycle setting? Once the final separator life cycle count has been obtained you must? What to do when there is insufficient oil pressure after oil change Comments 0 comments Please sign in to leave a comment.