Philips EverFlo Q Service And Technical Reference Manual page 92

11. Open the Test Flowmeter flow knob 3-4 turns.
12. Wait at least 1-3 seconds.
13. Read the Test Flowmeter value. Record the results. If the flow is greater than 10 SLPM the unit PASSES.
14. In ink, fill out the rest of the Test Data Sheet after all tests have been completed. If the unit has failed any of
the tests performed, the unit must be repaired and retested according to released documentation.
LO TM
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VER ERVICE ECHNICAL NFORMATION