Pioneer Q150 - Manual (Page 14)

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9. ALARMS
The concentrator is equipped with a visual and an audible indicator.
POWER LOSS:
An audible alarm will sound and the power indicator light will turn off.
PRESSURE ALARM:
Visual and audible alarms will occur when pressure is too low, indicating a possible problem with the
concentrator or signaling that oxygen flow is beyond flow. Contact your service dealer when this occurs.
THERMAL PROTECTION ALARM:
Visual and audible alarms will occur when temperature inside the concentrator is too high, indicating a
possible problem with the concentrator or signaling that cabinet filters need to be clean. Contact your
service dealer when this occurs.
Concentrator With Optional Oxygen Concentration Sensor
This sensor provides the indication of oxygen purity as follows:
RED LIGHT Oxygen concentration level falls below 70%(±3 ). Discontinue use and call for
service - obtain alternative source of oxygen.
YELLOW LIGHT Oxygen concentration level is between 70%(±3 ) ~ 85%(±3 ). You may
continue to use the concentrator unless instructed otherwise by your supplier. Call for service
immediately.
Be certain that BACKUP OXYGEN is reachable.
GREEN LIGHT Unit is operating - Oxygen at a concentration above 85%(±3 ).
10. MAINTENANCE
10.1 GENERAL CARING
1. Daily inspection of the cabinet filter should occur. Lightly vacuum or sweep off. Do not use any
sharp or corrosive materials.
2. Always use, clean and/or replace the humidifier in accordance with manufacturer's or dealer's
instructions.
3. The patient should never service or open this machine. It is to be serviced by qualified personnel
only.