The device was received at the local service facility for investigation.The technical service report is attached (see comm log), and indicates: ["we make a verification of the equipment according to the user manual.We use the verification kit with dry precision.The values are within the established ranges, over the lower limit according to the 10% margin of error, video recording of the procedure is made]" probable root cause: pressure sensor malfunction/out of calibration, inflow cassette/ tubing pressure sensor membrane failure, mis-inserted cassette/ tubing, motor encoder malfunction/failure (inflow and/or outflow), roller wheel assembly (inflow and/or outflow) malfunction/failure, roller wheel failure due to peristaltic tubing debris build-up, main board (all) /imx failure (cf), software malfunction, use error, system design, unwanted movement of internal components/wiring, pressure sensor is operated above linear pressure reading range (>450 mmhg for cf) (design), pump operated at least-favorable environmental conditions for extended period of time, run screen does not adequately indicate overpressure situation, miniwashmalfunction (cf), command not registered from hand control (all), footswitch (cf), sidne (fc, ap) or hermes (ap-hermes ready), excessive use of wash or turbo, slow reaction time to a quickly closed off shaver outflow at high flow rates, power failure of pump, pressure sensor stuck behind the sensor bracket, electromagnetic interference (emi) from rf communication, hf surgical instruments, esd, or power surge, insufficient cybersecurity (cf), the reported failure mode will be monitored for future reoccurrence.Manufacture date is not known.
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