The complaint device was returned for evaluation.Incoming visual inspection found no anomalies.Technical visual inspection found no anomalies.Device evaluation found that the mirrors had broken off inside of the dir, the pump was grinding metal on metal and solenoids #1 and #2 of the pump had failed.Due to the damage of the device it was not repaired; however, it was exchanged.The root cause for the confirmed reported malfunction was determined to be the dir pump and pneumatic assembly due to long run hours and normal wear and tear.This type of event will continue to be monitored.
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