Troubleshooting; General - AirSep SeQual Workhorse Series Instruction Manual

Psa oxygen concentrator system
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5.0 Troubleshooting

5.1

GENERAL

In the image below, a pressure gauge (typically up to 50 psig (3.4 barg)) is shown
on the air input to the ATF and another pressure gauge (typically 30 psig (2 barg)) is
shown on the oxygen output measured between the ATF and flow meter.
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In our normal operation of an ATF, the input and output pressures should be within
about 2 psig of what they were when the unit was new. Sometimes a snubber or
dampener is necessary to keep the gauge readable, or a glycerin-filled gauge can
be used, especially on the air input side. Also, the oxygen concentration should be
between 90-95% throughout the rated flow range.
For the specific psig measurements, please compare to readings when the unit was
new. Visit
Generally, if the pressures are low and the concentration is low, the order of checking
is:
1. Does the intake filter on the compressor need to be changed?
2. Is there a leak? Snoop can be used at all of the pressurized fittings.
3. Does the compressor need a rebuild?
Workhorse-8 Instruction Manual
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www.airsepcpd.com
It should of course not be used on the fittings at the intake side of the
compressor because a leak there is relatively inconsequential, and it is
bad to pull liquid into the compressor.
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or contact AirSep.
AirSep Corporation
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13

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