Root cause: alteration of staining in this case was due to leak or loose fitting in tubing & connections.The problem was solved by field service engineer with repair of the part.Following the repair, the instrument was fully operational within specifications, without errors and available for the user.Failure mode description: following a tubing malfunction; the resulting failure modes could occur.Leak from probe or drip from z-head could impact aspiration/dispense.These failure modes have the potential to alter staining.
|