Chapter 9. Testing; Long Life Filter Test; Everflo System Final Test - Philips EverFlo Q Service And Technical Reference Manual

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Chapter 9.
9.1

LONG LIFE FILTER TEST

This following test can be performed to determine if the EverFlo Long Life Filter has become restricted.
9.1.1 TESTING PROCEDURE
1. Power up the EverFlo Concentrator and set the flow to 5 LPM.
2. Run the device for 10 minutes
3. Measure and record the Oxygen Concentration (1st Reading).
4. Remove the Door and the Long Life Filter from the concentrator.
5. Wait approximately 3 minutes.
6. Measure and record the Oxygen Concentration (2nd Reading).
7. If the 2nd Oxygen Concentration reading is greater then 2.0 from the 1st Oxygen Concentration
reading, the Long Life Filter needs replaced.
9.2

EVERFLO SYSTEM FINAL TEST

The following test must be performed after any repairs to the EverFlo Oxygen Concentrator. The results of the test
must be entered on the Testing Data Sheet provided and signed, in ink, and dated by the technician performing the
test.
This test may also be used as a performance verification procedure on the unit between patient usages.
9.2.1 TEST EQUIPMENT
The results of this test must be recorded in the space provided on the Testing Data Sheet.
All testing on the unit must be performed at the proper voltage and frequency applicable for
the country where the unit is being used.
Before starting the System Final Test, the unit must be turned on and run for a minimum of
one hour with the front and back cabinets in place.
•
Concentrator Tool Kit (H647)
•
Calibrated Oxygen Analyzer
•
Test Flow Meter for EverFlo UltraFill Compatible Devices (Assemble Pieces as shown below)
•
1/8" NPT Coupling Insert (1)
•
Brass 1/8" NPT Male to Female Adapter (2)
•
Flowmeter (3)
•
Orifice (0.038") (4)
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