Richard R Boyds , MD August 15, 2015 11 years old and all plugged up The wash arms and filters were plugged with calcium and no longer spraying. Needless to say this impacts cleaning. The replacement parts were top quality and fit perfect. This simple replacement of parts put new life in trusty Bosch. 19 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes