Oxygen Technical Report

    TECHNICAL EVALUATION

    TECHNICAL FINDINGS - PRE

    O2 Output Pressure

    Oxygen Purity (±3%)

    205020083 - 6010 oxygen concentrator power board PCBA203030008 - Switching valve assembly203060006 - Oxygen storage tank assembly203040001 - Air intake muffler (Ultrasound)203040018 - Exhaust muffler (Ultrasound)203050015 - Compressor components (220V 50Hz)106260017 - Flowmeter123020056 - Wire connecting main control board and power board106200002 - Air filter cotton125060002 - Overload protector 8A106230001 - Filter107080004 - Caster109030003 - Speaker connecting wire203050015 - Molecular sieve11280008 - NTC temperature sensor116010006 - 12V fan

    111010033 - LCD display203030002 - Switching valve assembly203060004 - Oxygen storage tank assembly203040001 - Air intake muffler (Ultrasound)203040018 - Exhaust muffler (Ultrasound)203050013 - Compressor components(220V 50Hz)106260017 - Flowmeter106200017 - Air filter cotton125060003 - Overload protector 8A106230003 - Filter107080004 - Caster203020005 - Molecular sieve116010021 - Fan

    2.03.0232 - 6850 oxygen concentrator adsorption tower assembly (10L)2.05.0040 - 6010 oxygen concentrator power board PCBA2.05.0086 - 6850 oxygen concentrator main control board PCBA (green backlight + without remote control module)2.03.0220 - 6850 switching valve assembly2.03.0221 - 6850 oxygen storage tank assembly2.03.0149 - 6840 Air intake muffler (Ultrasound)2.03.0207 - 6850 Exhaust muffler (Ultrasound)2.03.0265 - 6850-110L Compressor components (220V 60Hz)1.14.0166 - Starting capacitance1.05.0631 - 6850 flowmeter1.23.0288 - Wire connecting main control board and power board2.07.0061 - Oxygen sensor with short tube1.06.0106 - 6850 Air filter cotton1.25.0017 - Overload protector 8A2.03.0208 - 6850 Filter1.02.0333 - 6850 baseboard1.05.0591 - 6850 caster wheel1.09.0014 - 6400 speaker-271.23.0352 - Speaker connecting wire1.02.0348 - 6850 cooling tube1.10.0019 - NTC temperature sensor1.23.0358 - Temperature sensor connecting wire1.27.0133 - 12025B-12V fan1.02.0329 - 6850 damping spring1.05.0582 - 6840 Compressor fixing seat1.05.0263 - Oxygen filter

    TECHNICAL FINDINGS - POST

    O2 Output Pressure

    Oxygen Purity (±3%)

    REPAIRS DONE

    FINAL QUALITY CONTROL TEST RESULTS

    PURITY @ 10LPM

    PURITY @ 8LPM

    PURITY @ 5LPM

    PURITY @ 4LPM

    PURITY @ 2LPM

    Quality Checklist