OPERATING ＆ INSTALLATION
Ⅱ. PREPARE WORK
1. Open the transparent door, unscrew the bottle from the humidifier counter-clockwise. Fill
the bottle with pure water (or distilled water) to the level indicated by the manufacturer.
2. Screw securely the bottle back counterclockwise.
(Recommend to use Yuwell Humidifier p/n: 20005727 and its preferred location is shown as
Figure 1.)
3. Close the transparent door.
4. Connect the power supply：Ensure that the power switch is off; plug the concentrator’s
AC connector into a properly power outlet.
5. If you want to remove the concentrator , pull out the four caster lockers. ( figure 3 )
1)If the concentrator has a damaged cord or plug, if it is not working
properly, if it has been dropped or damaged, or dropped into liquid,
call Qualified Service Personnel for examination and repair.
2) Keep the cord away from HEATED or HOT surfaces.
3) Do not move or relocate concentrator by pulling on the cord.
4) Do not use extension cords with this unit.
NOTE: Concentrator may be used during the initial start warm-up time (approximately 30
min) while waiting for the O
2
purity to reach maximum.
Ⅲ. OXYGEN ABSORBING OPERATION
1. Turn the power switch to the“|”position. The LCD shows “HELLO” , the green , yellow
indicator all light means concentrator is normal. About 1 second
later , only green indicator lights. After 4 seconds , the LCD
shows elapsed time .
2. Turn the flowrate knob to the setting prescribed by your
physician or therapist. ( Figure 4 )
figure 3
pull out the locker to remove push down the locker to fix
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