(b)(4).On (b)(6) 2014, the customer, (b)(6) hosp, reported that the couch came out too far past its limit, for br 16 air.This complaint is associated with the released service latch, reported by the customer.The system was in clinical use at the time of the issue was discovered.There was no report of any harm to the operator, patient or bystander during the incident.The customer contacted the philips help desk to inform them of the issue.The philips field service engineer (fse) was dispatched to the site.The fse arrived at the site and evaluated the system.Fse determined that the service latch was not secured and re-secured the service latch nut to resolve the issue.Fse verified that the service latch was tight.No other service latch complaints have been received from the customer after the service latch was re-secured.The fse alleged that the cause of the service latch is the design flaw.However, the allegations of the fse could not be confirmed by the engineering.A field safety notification (fsn 72800614) was sent to the field on 08-apr-2014 stating that: if the customer experiences a horizontal, free-floating couch motion, they have to contact their field service engineer immediately.A copy of this field safety notice has to be retained with the equipment instructions for use (ifu).Additionally, the service manual is being revised to provide more robust instructions on how to service the patient support.The service manual changes are internal philips documents.The fse re-secured the service latch nut to resolve the issue.The cause of the loose service latch could not be determined based on the information received from the field.
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