Investigation completed 11/16/2017.
Device history record reviewed for product id crwprecise, serial # (b)(4) was manufactured on 08feb15 with no abnormalities related to the reported failure.
The devices manufactured during this period passed all required inspection points with no associated mrr¿s, variances or rework.
There is no service history for this device.
A two year look back from 11/02/2015 to 11/02/2017 for this reported failure and or related to "frame slipped" for product id's crwprecise shows no other prior complaints were received; no new design or manufacturing trends have been identified.
One crwprecise crw precision arc system was received at the (b)(4) service centre in october-2017.
The device was received without the lateral slide lock.
Crw trunnions were found to lock as intended.
The trunion components (shafts, knobs, and rings) were within specification.
Resolution: the device is being shipped back to the customer, in same condition as it was received.
The customer is advised to tighten both the thumb screws on the trunnions after tightening both the trunion rings.
The reported failure mode was not duplicated, the complaint is unconfirmed.
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