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Vill
Service Instructions
Tools
—
--
O
ZIA
nus
OCSI CALIBRATION
Phillips Screwdriver #2
Socket Wrench 7mm (or) Torx™ Screwdriver #120
Flat Blade Screwdriver with Electrically Insulated Handle
Calibrated Oxygen Concentration Meter
Applicable Models
1, .
Breeze OCSI
Procedure
11.
Verify the Concentrator is tumed off and unplugged.
Using the Phillips screwdriver, remove screws (4) to take off rear cover.
Using either the socket wrench or the Torx™ screwdriver, remove screws (2) to
take off top control panel.
Locate the combination LED/OCSI board.
* Carefully, plug-in unit and turn Concentrator on. Note, the outlet flow should be
set between 3-4 LPM.
Allow unit to warm-up for a minimum of 5 minutes.
-
Connect a calibrated oxygen concentration meter to the outlet.
Verify the outlet oxygen concentration is above 94.5%
Using the tip of the flat blade screwdriver, carefully ground out the calibration
pins, by touching both posts simultaneously for 30 seconds (see page #17).
Reconnect top control panel, paying close attention that no wires or tubes are
pinched.
Reconnect rear cover.
Page 14
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