Symptoms of multiple handpieces out of the holder [66-5004]

This video demonstrates how to fix the issue of drive air being present when the control block stem is "closed." If you are adjusting the control block stem to 0psi, but are seeing around 10psi - most likely one of the air driven handpieces is out of its holder or activated causing the drive air to overtake the "closed" stem.

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Duration: 02:20

Video tags: Troubleshooting