Hepa Filter; Outlet Pressure Test - CAIRE Companion 5 Provider Technical Manual

HEPA Filter

1. Press the power switch in the "OFF" position and unplug
the electrical cord.
2. Use a long-stem Phillips to remove the 6 screws from
the back case.
3. Remove the four wheels.
4. Separate the front
case from the back case.
5. Disconnect the HEPA filter from the outlet barb
tubing.
6. Disconnect the HEPA filter from flow meter tubing.
HEPA Filter
7. Remove the filter.
8. To replace, reverse steps 1-8.
Always cut the heads of cable ties to avoid
Note:
damaging the tubing.
Oxygen Concentrator

Outlet Pressure Test

1. Open up the unit.
2. Remove the black plug from the side of the flow sensor
3. Connect 5/32nd size tubing to the side of the flow sensor.
4. Connect the other end of the tubing to a pressure analyzer.
5. Turn the power switch to the "ON" position.
6. Allow the concentrator to run for a minimum of 10 minutes
prior to testing the pressure.
7. Observe the reading on the pressure analyzer. Acceptable
read-ings should range between 4.3-4.9 psig.
8. Turn the power switch to the "OFF" position.
9. Remove the pressure analyzer from the flow sensor and
replace the black cap.
• Direction of flow on the filter is indicated by
the text "IN". HEPA filter is flow directional.
Note:
• In the picture above, "IN" should be facing
down or opposite of the flow control valve.
WARNING: DO NOT use any petroleum based or other
lubricants. A spontaneous and violent ignition
may occur if oil, grease or other petroleum
substances come into contact with oxygen
under pressure. Keep these substances away
from the oxygen concentrator, tubing and
connections and any other oxygen source.
Be careful of the cooling fan while performing
the pressure test. Only attach/detach the test
Note:
tubing when the unit is turned off and the
power cord is unplugged.
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