Breas Clearway 2 - Pressure Delivery Failure; Excessive Noise During Treatment; Pressure Sensor Mismatch; Battery Charging Issues

47 Technical Troubleshooting
NIPPY Clearway 2 Service Manual
2210.2657 Rev 3.0
Replace Display PCB
Maximum pressure not
reached.
Calibration Error
Leak in airpath.
Valve/Blower fault
Power PCB fault
Check Calibration
Check internal airpath.
Check Valve/Blower.
Replace power PCB.
Very noisy during
treatment
Blower fault.
Replace blower.
Very noisy in standby
Cooling fan fault.
Replace cooling fan.
Pressure fault
(mismatch)
Disconnected or kinked
pressure tube.
Pressure transducer
fault.
Check pressure tubes.
Replace power PCB.
Battery will not charge
Battery fault.
Power PCB fault
Replace the battery.
Replace the power
PCB.
Unit over temperature
High ambient room
temperature
Switch off and allow
device to cool.
Do not use in direct
sunlight
SD card not recognised
SD card fault
Comms PCB fault
Display PCB fault
Try another SD card.
Replace Comms PCB.
Replace Display PCB.
SpO
2
Sensor not
recognised
Sensor fault.
Link cable fault.
Comms PCB fault.
Power PCB fault.
Try another sensor.
Try another cable.
Replace Comms PCB
Replace Power PCB.