The device was returned to the manufacturer for repair and evaluation.The service record indicates that the device was manufactured on 11/28/2006 and was last repaired on 8/6/2013 for a non-related issue.Evaluation of the device observed damage to the head, hose, control bar and width plates.It was also noted that the leading edge of the control bar was flush with the master blade.Additionally, the device operated with motor speed specifications.Prior to repair, the device was outside of calibration specifications and side to side specifications at the zero thickness setting.Repair of the device included replacement of the head, hose, control bar, width plates and standard repair parts.The customer's reported event was not reproduced during testing and, therefore, a cause cannot be determined.It should be noted that improper handling most likely caused the damge to the head, hose, control bar, width plates and lack of calibration at the zero thickness setting.The device was serviced and returned to the customer.
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