Product evaluation was performed in order to investigate this issue.Field service reviewed the instrument logs and found the temperature was irregular for the wash zone 1 and 2.As a result, the following parts were replaced and coded as being worn out from normal use: the wash zone 1 and 2 valves for a total of 8 valves.Two valve, vacuum two valve, drain, vacuum vessel one vacuum pump repair kit the parts referenced above were considered to have resolved the issue.Service history for the architect (b)(4) revealed no subsequent complaints of discrepant results.12 month search for similar complaints did not identify an adverse trend for the following parts replaced.No trends were identified for the referenced parts.The architect system operations manual addresses troubleshooting for the described issue.The b-hcg package insert addresses sample handling and performance characteristics.A single definitive cause of the issue was not identified.Field service replaced multiple parts through normal troubleshooting to resolve the issue.All parts were determined to be worn out from normal use.There is insufficient information to reasonably suggest a malfunction of the replaced parts.No product deficiency was identified.
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