Invacare IRC5PO2 Operator's Manual page 19

Never set the flow greater than 5 L/min.
DO NOT change the L/min setting on the flowmeter unless a
change has been prescribed by your physician or therapist.
NOTE: To properly read the flowmeter, locate the prescribed flowrate
line on the flowmeter. Next, turn the flow knob until the ball rises to
the line. Now, center the ball on the L/min line prescribed.
2. If the flowrate on the flowmeter ever falls below 0.5 L/min
for Perfecto
FLOW alarm will be triggered. This is a rapid beeping of
the audible alarm. Check your tubing or accessories for
blocked or kinked tubing or a defective humidifier bottle.
After rated flow is restored, more than 0.5 L/min for
Perfecto 5 , the LOW FLOW audible alarm will go off.
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NOTE: The use of some accessories such as the pediatric flowstand
and the HomeFill compressor will deactivate the Low Flow Alarm.
Flow Knob
Flowmeter
0.5 L/min
Ball
Front Panel
Part No 1143482
SECTION 5—OPERATING INSTRUCTIONS
CAUTION
WARNING
5 for more than about one minute, the LOW
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FIGURE 5.5 Flowrate
19 Perfecto Series
™
2