This report is based on information provided by philips service personnel and has been investigated by the philips complaint handling team.Philips received a complaint from the customer, reporting the that v60 ventilator displayed a low leak co2 rebreathing risk alarm the device was in clinical use when the issue occurred; the customer was moved to a different ventilator.No patient or user harm reported.A review of the risk management file was performed and it was determined that this complaint is a reportable malfunction.Regulatory reports have been submitted per regulations.A philips remote service engineer (rse) reported that during evaluation with the customer, the device turned on as expected, no check vent or vent inoperable alarms were displayed.It was noted that the device would transfer from ac to dc power as expected.The customer stated that they reviewed the diagnostic page, and nothing unexpected was scene.The customer then stated that the sulfur smell seemed to be isolated to the power supply.The rse advised the customer to remove the power supply and check if the smell followed instead of being inside the ventilator.The rse then advised the customer to perform a visual inspection on all electrical components, and to look for any signs of overheating.If it was determined that the smell came from the power supply, that the customer replace the power supply; however, if the smell came from the ventilator, it was advised to check the other components for the source of the smell.The rse advised the customer that the issue came of the power management (pm) pcba, that the rse should be informed in order to have device evaluated by a field service engineer (fse).It was then noted that once the odor issue identified and resolved, that the customer should perform a full pvt and address any issues that may have caused the low leak alarm.During a follow up with the customer, it was reported that the customer removed the pm pcba, power supply, motor controller (mc) pcba, and the cooling fan.After isolating the components, it was determined that the cooling fan had produced the overheating / sulfur smell.It was then reported that the customer would replace the cooling fan and will perform a full successful pvt before placing it back into service.
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