OPERATING
＆
INSTALLATION
OPERATING
＆
INSTALLATION
14
15
Ⅴ
. MAINTENANCE
Initial startup of the concentrator
When the unit is turned on, the green light will come on (O concentration
2
greater than 82%). After 5 minutes, the oxygen sensor will be operating
normally and will control the indicator lights depending on oxygen
concentration values. The explanations of the indicator light functions are as
follows.
Explanation of the indicator light
Alarm signal register
1. O concentration is greater than 82%. - Green light illuminates, and panel
2
shows
“
－－－－
H elapsed time H”. Normal Operation.
2. O
concentration is greater than 50% and less than 82%.
－－
Green and
2
yellow light illuminate, and panel shows “
－－－－
H elapsed time H”. Call
Supplier Immediately. You may continue to use the concentrator unless
instructed otherwise by your supplier. Be certain that BACKUP OXYGEN
is nearby.
NOTE: Concentrator will reach to most stable state after warm-up
(approximately 30 minutes).
O concentration is greater than 50% and less
2
than 82%.
Red
Green, Yellow
SYSTEM FAILURE
(
O concentration is less than 50%; Or,
2
High/Low cycle pressure failure alarm; Or,
Compressor circuit failure alarm )
Symbol
Status
SYSTEM OKAY
(
O concentration is greater than 82%.)
2
Green
Indicator lights
I/O
3. O concentration is less than 50%.
－－
Red light illuminates, continuous
2
audible alarm sounds, panel shows word “LO” and the unit shutdown.
Switch immediately to backup oxygen supply. Call supplier immediately.
4. Low/High pressure, cycle failure alarm
－ －
Red light illuminates,
continuous audible alarm sounds, and panel shows word“E1” or “E2”. Total
unit shutdown. Switch immediately to backup oxygen supply. Call supplier
immediately.
5. Compressor failure alarm
－－
Red light illuminates, continuous audible
alarm sounds, and panel shows word“E3” or “E4”. Total unit shutdown.
Switch immediately to backup oxygen supply. Call supplier immediately.
Ⅵ.
SETTING TIMING UP
Ⅶ.
TURNNING OFF
User can press the timing button to setting the operating time in 0~2
Hours.
When it start working, the display shows
“
－－－－
H
elapsed time H ”, it
means that timing function is closed. It will work continually until power
supply cuts off.
Press the “+” button once, operation time increases 1 minute, holding the
button more than 1.5 seconds it will increase continually.
Press the “-” button once, operation time decrease 1 minute, holding the
button more than 1.5 seconds it will decrease continually.
The device will auto turn off and the display will show “00:00H” when
finishing timing. Reset timing function.
During using the device, user can press down the on/off button, mounted in
control panel, to stop/start oxygen supply.
Take off nasal oxygen cannula from oxygen outlet first, turn off power
switch, and then cut off the power source.
