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SECTION 5 —OPERATING INSTRUCTIONS
Part No 1145728 25 Platinum™Series
SensO
2
Oxygen Purity Indicator (If Your
Unit Features the O
2
Sensor Feature)
This feature monitors the purity of oxygen generated by the
oxygen concentrator. If purity falls below factory preset
standards, indicator lights on the control panel will
illuminate.
Initial Startup of the Concentrator
NOTE: Concentrator may be used during the initial start warm-up
time (approximately 30 min.) while waiting for the O
2
purity to
reach maximum.
When the unit is turned on, the GREEN light will come on
(System OK/O
2
greater than 85%). After five minutes, the
oxygen sensor will be operating normally and will control the
indicator lights depending on oxygen concentration values.
Explanation of Oxygen Purity Indicator
Lights
NOTE: For this procedure, refer to FIGURE 5.7 on page 26.
GREEN light (O
2
) - Normal Operation.
YELLOW light ( ) - Call supplier IMMEDIATELY. You may
continue to use the concentrator unless instructed otherwise
by your supplier. Be certain that backup oxygen is nearby.
RED light ( )- Total unit shutdown. Switch IMMEDIATELY
to backup oxygen supply. Call supplier IMMEDIATELY.
GREEN light - with YELLOW light flashing - Call supplier
IMMEDIATELY. Oxygen sensor malfunctioning; you may
continue to use the concentrator.