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SECTION 5—OPERATING INSTRUCTIONS
Part No 1118353 21 Platinum
™
Series
Front Panel Indicators - Units with SensO
2
NOTE:Forthisprocedure,refertoFIGURE5.7.
TheSensO
2
featuremonitorsthepurityofoxygengeneratedby
theoxygenconcentrator.Ifpurityfallsbelowfac torypreset
standards,indicatorlightsonthecontrolpanelwillilluminate.
FIGURE 5.7 Front Panel Indicators - Units with SensO2
Initial Startup of the Concentrator
NOTE:Concentratormaybeusedduringtheinitialstartwarm‐up
time(approximately30min.)whilewaitingfortheO
2
purityto
reachmaximum.
LABEL
SYMBOL
O
2
PURITY INDICATOR LIGHTS
(LED)
SYSTEM OKAY
O
2
over 85% (± 2%)
GREEN Indicator Light
O
2
Between 73% (± 3%)
to 85% (±2%)
YELLOW Indicator light
A. YELLOW Solid
B. YELLOW Flashing Sensor Failure
Call a qualified technician. Have a
back-up supply of oxygen ready.
SYSTEM FAILURE
O
2
Below 73% (±3%)
RED Indicator Light
Continuous Audible Alarm
Sieve-GARD Compressor Shut-
down. Call a qualified technician.
Switch to a back-up supply of oxy-
gen immediately.
Call Supplier
Normal
Below Normal
OXYGEN PURITY
RED
YELLOW
GREEN
O
2
Auto Shut - Down
Use Backup
O
2