Ozocheck Pure LN User manual

O2
Read this manual carefully before use!
Ozocheck Pure LN
Oxygen Concentrator
User's Manual
O2O2
O
2
2
O2
O2 O2
O
2
2
O2
O
2
O2
O2
O2
O2
O2
O2
2
O
O
O

I
Statement
This manual will help you understand the operation and maintenance of
the product better. It is reminded that the product shall be used strictly
complying with this manual. User’s operation failing to comply with this
manual may result in malfunction or accident for which Medsource Ozone
Biomedicals (hereinafter called Medsource) cannot be held liable.
Medsource owns the copyrights of this manual. Without prior written
consent of Medsource, any materials contained in this manual shall not be
photocopied, reproduced or translated into other languages.
Materials protected by the copyright law, including but not limited to
confidential information such as technical information and patent
information are contained in this manual, the user shall not disclose such
information to any irrelevant third party.
The user shall understand that nothing in this manual grants him, expressly
or implicitly, any right or license to use any of the intellectual properties of
Medsource.
Medsource holds the rights to modify, update, and ultimately explain this
manual.
All illustrations in this manual serve as examples only. They may not
necessarily reflect the setup or data displayed on your oxygen concentrator.

II
Responsibility of the Manufacturer
Medsource only considers itself responsible for any effect on safety,
reliability and performance of the equipment if: Assembly operations,
extensions,
re-adjustments, modifications or repairs are carried out by persons
authorized by Medsource, and The electrical installation of the relevant
room complies with national standards, and The instrument is used in
accordance with the instructions for use.
Upon request, Medsource may provide, with compensation, necessary
circuit diagrams, and other information to help qualified technician to
maintain and repair some parts, which Medsource may define as user
serviceable.
Contents of this manual are subject to changes without prior notice.
Conventions
Warning: Indicates a potential hazard or unsafe practice that, if not
avoided, could result in death or serious injury.
Caution: Indicates a potential hazard or unsafe practice that, if not
avoided, could result in minor personal injury or
product/property damage.
Note: Provides application tips or other useful information to ensure
that you get the most from your product.

III
Table of Content
1Product Introduction............................................................................1
1.1 Application Scope............................................................................. 1
1.2 Operating Principle & Flowcharts..................................................... 1
1.3 Equipment symbols.......................................................................... 2
2Safety Guidance...................................................................................4
2.1 Safety tips for oxygen concentrator.....................................................4
2.2 Electrical Safety Requirement .......................................................... 6
2.3 Safety tips for oxygen Inhale ............................................................ 6
2.4 Safety tips for atomization ............................................................... 7
3Installation and operation....................................................................8
3.1 Open-case inspection....................................................................... 8
3.2 Storage and transportation .............................................................. 8
3.3 Installation........................................................................................8
3.4 Parts and function introduction........................................................9
3.5 Power ON/OFF................................................................................12
3.6 Oxygen uptake operation ...............................................................12
3.7 Atomization operation of N, M type oxygen concentrator (not
administered)...........................................................................................14
3.8 Other operations............................................................................ 14
3.8.1 Timing operation ....................................................................... 14
3.8.2 Remote control operation ......................................................... 15
3.8.3 Adjust flow................................................................................. 15
3.8.4 Anion function ........................................................................... 16
3.8.5 View the accumulated time....................................................... 16
3.9 Usage and cleaning of Headset...................................................... 16
4Troubleshooting ................................................................................18
4.1 Oxygen Concentrator Alarm and Indicator System..........................18
4.2 Fault list.......................................................................................... 19
4.3 Fault code....................................................................................... 20
5Care and Cleaning..............................................................................21
5.1 Care and Cleaning of cabinet ......................................................... 21
5.2 Care and Cleaning of humidifier bottle.......................................... 21
5.3 Clean or replace filter sponge ........................................................ 22
5.4 Overload protection....................................................................... 23
5.5 Disposal of waste....................................................................................23

IV
6Accessories........................................................................................24
7Product specification .........................................................................25
7.1 Main unit........................................................................................ 25
7.2 Environmental Specifications......................................................... 25
7.3 Concentrator models and Technical parameters ........................... 25
8Warranty and Service.........................................................................28
8.1 Warranty .............................................................................................28
8.2 Contact information....................................................................... 29
9EMC ..................................................................................................30
9.1 Electromagnetic emissions............................................................. 30
9.2 Electromagnetic immunity............................................................. 31
9.3 Electromagnetic immunity............................................................. 32
9.4 Recommended separation distances between portable and mobile
RF communications equipment and the concentrator ..............................33

1
1 Product Introduction
Oxygen Concentrator is composed of air compressor, air pretreatment,
control valve, molecular sieve adsorption tower, control and alarm system,
production gas treatment system, oxygen tube, atomization device (for -N,
-M oxygen concentrator) and remote control (for-T, -M oxygen
concentrator).
By providing oxygen to patients, with the treatment the oxygen
concentrator can help recovery in the following cardiovascular and
cerebrovascular, respiratory, chronic obstructive pneumonia and others
diseases, and hypoxia. Oxygen concentrator is suitable for different levels of
physiological hypoxia crowd such as the elderly, poor physique, pregnant
women, college entrance examination students, and it also be used to
eliminate fatigue and restore the body function after heavy physical or
mental consumption.
Concentrator's safety life is five years.
Contraindications: Oxygen poisoning, oxygen allergy patients are
prohibited.
1.1 Application Scope
Oxygen concentrator uses the pressure swing adsorption (PSA) technology
and uses the molecular sieve to process air to produce oxygen which
concentration within 90% to 96% (V/V). It is intended to supply
supplemental oxygen to persons requiring low flow oxygen therapy in
medical institutions or at home.
1.2 Operating Principle & Flowcharts
Operating principle: Oxygen concentrator uses the pressure swing
adsorption (PSA) technology and through the molecular sieve to process air
to produce high medical standard oxygen.

2
The following figure shows the process:
The following chart shows the electrical control process:
1.3 Equipment symbols
Some symbols may not appear on your equipment.
Symbol
Description
Symbol
Description
Note! Consult the
accompanying
documents
Do not expose to open
flames
Caution Against Wet
Fragile-handle with care

3
Symbol
Description
Symbol
Description
This side up
Fuse
ON (power supply)
Class II equipment
OFF(power supply)
Alternating current
Type BF applied part
Manufacture Date
Consult instructions for
use
Serial number
Increase or decrease
(Knob)
Batch code
P/N
Part Number
Max. Stack Quantity

4
2 Safety Guidance
Special Warning
 Toprevent oxygen concentrator's possible failures or power shut down,
people in urgent need of oxygen and seriously ill patients must prepare
other oxygen-supply devices for emergency use (etc : oxygen cylinders,
oxygen bags).
 The concentrator is suitable for oxygen supplement, and it is not
intended to be life supporting or life sustaining.
 This device must be used under the guidance of aphysician.
 Personal and family use should be in accordance with the guidance of a
physician when the concentration is higher than 93%.
Safety Information
 It uses the AC power supply of 220V (50Hz).
 If any object or liquid enters the unit, disconnect the power plugs
immediately, and have them tested by the professional person before
re-use.
 Unplug the plug cord from the power outlet if long time no use of
concentrator. Do not pull out the power cord when removing the plug.
2.1 Safety tips for oxygenconcentrator
 Electrical shock hazard, do not disassemble the concentrator. Only a
qualified service technician should remove the covers or service the
unit.
 Oxygen concentrator cannot be placed and used in the following
environment: near heat or bright and dark fire, wet, no shelter, smoke
and pollution, too high or too low temperature.
 Do not use the equipment in a confined space or airflow obstruction
environment. Oxygen concentrator should be placed in the indoor
ventilation, and to avoid direct sunlight. 15cm or more should be left
between concentrator and the walls, windows, furniture and other
similar objects.
 Ensure there is no humidification devices in the same room or within
2 meters around while using the concentrator.
 After cleaning filter components, they must be totally dried before
re-use.
WARNING

5
 Do not use the equipment near flammable materials as grease oil,
detergent ect. In a certain pressure, oil, grease or grease substances
which contacted with oxygen will self-ignition and intense
combustion. These substances must be kept away from oxygen
concentrator, piping, connectors, and all other oxygen devices. Do not
use any lubricant other than the manufacturer's recommendation.
 Do not place debris and water oil containers on the top of the
concentrator.
 Do not place any debris place at the bottom of the oxygen
concentrator, and it is forbidden to place the concentrator on a soft
surface (such as bed or sofa) that can cause tilting or sinking. Do not
allow either the air intake or the air outlet vents to become blocked.
This can cause the concentrator to overheat and affect performance.
 The equipment has gotten through the electromagnetic compatibility
test conducted by testing center for TUV product. The equipment
won’t produce the harmful RF interference if used in residential area.
But in order to keep normal use, please don’t use the oxygen
concentrator near high frequency disturbing equipment, such as
speaker, MRI or CT etc.
 Do not use parts, accessories, or adapters that are not approved by
the manufacturer. Using other humidifier or other accessories not
approved by manufacturer will reduce the performance of the oxygen
concentrator.
 Do not place oxygen concentrator in parallel or in series with other
concentrators or oxygen treatment equipment.
 Oxygen therapy is dangerous in some specific environment. The
manufacturer recommends that the user consult the physician before
using the oxygen concentrator.
 Avoid the production of any spark near the oxygen concentrator,
including sparks due to various friction static electricity.
 If the power cord or plug of the oxygen concentrator is damaged, or
concentrator does not work properly, or the concentrator was
dropped or damaged, please contact a qualified maintenance
personnel to check and repair.
 Keep the power cord away from heat or heated surfaces.
 Do not move the oxygen concentrator whencharged.
 Do not tread, sit on or lie on the oxygen concentrator.
 Do not drop or insert anything at the concentrator intake or outtake
port. If any object or liquid enters the unit, disconnect the power
plugs immediately, and have them tested by the professional person
before re-use.

6
 Call the emergency hot line and seek the help of professional health
care workers immediately if any discomfort is felt or accident
happened while using the concentrator.
 Turn off the concentrator after use. Unplug the plug cord from the
power outlet if long time no use of concentrator. Do not pull out the
power cord when removing the plug.
2.2 Electrical Safety Requirement
 The concentrator should be kept away from explosive atmosphere.
 Oxygen is combustion-supporting gas. No smoking near the working
oxygen concentrator. The oxygen concentrator should be kept away from
matches, burning cigarettes and other objects of high temperature or fire
Textiles and other normally non-combustible materials are easily ignited
and boiled in oxygen-enriched air. Ignorance of this warning may result
in serious fire, property damage, and personal injury or death.
 Turn off the equipment before accessing it for different power outlet.
 Please pay attention to electricity safety. Do not turn on the
concentrator if the plug or power lines damaged. Ensure to cut off the
power when cleaning the concentrator or cleaning and replacing the
filters.
 Install the regulator device when the voltage is higher than the normal
range or in fluctuation.
 Toextend the life span of the machine, reboot 5 minutes aftereach
shutdown to prevent the compressor to start under pressure.
 Do not open the cabinet and intake window of concentrator under any
conditions.
 Oxygen concentrators are strictly prohibited for children to avoid
accidents.
 Avoid unattended the concentrator after connected to the powersupply.
2.3 Safety tips for oxygen Inhale
NOTES
 No smoking while using the oxygen concentrator.
 Follow the physician's guidance for it is used for medical treatment.
 Oxygen poisoning, oxygen allergy patients are prohibited.
 The oxygen flow rate shouldn’t be too high, or upon the request of the
physician. If the person or service person feels that the oxygen content is
insufficient, please contact the supplier or doctor immediately and
CAUTION

7
adjust the flow according to the doctor's instructions; patients with
severe lung disease should consult professional physician for flow level.
 Operate the oxygen concentrator in the following environment: working
temperature from +5°C to +40°C and relative humidity not higher than
75%.
 Keep the concentrator stable at work and avoid sloping or inverting.
 Do not pump the equipment as oxygen bag when the bottle have water.
 The water in the bottle should not be too much in case of the overflow
(please keep the water level between MAX and MIN), and change the
water often.
 Different bottles may affect the performance of the oxygen concentrate,
please replace the bottle with the original bottle provided or certified by
our company.
 Clean and replace the filter sponge in case of the block of the outlet and
outlet of oxygen delivery and affect the life ofoxygen concentrator.
 In order to keep the concentrator in usual use, please substitute the
filter sponge both in outlet and delivery with those provided or certified
by our company.
 The atomization device and the nasal cannula as accessories provided by
our company is the test sample. The size of the atomization cup is
6-12mL, and the length of the nasal cannula is 1.6m and 6m. Use the
nasal cannula personally to keep it clean and health; clean and disinfect
it frequently; It is suggested using atomization device and disposal nasal
cannula produced by qualified manufacturers.
2.4 Safety tips for atomization
NOTES
 Check the connection of atomization assembly and oxygen concentrator
is reliable before using. And check the leakage of atomization assembly,
leakage will affect the atomization of the liquid.
 The water in the atomizing cup must be clear, no precipitationand
impurities, otherwise the straw and shunt will be blocked.
 The water added in atomizing cup should not exceed 12mL each time.
 To prevent cross infection, it is recommended that each patient use
atomization assembly.
 After the atomization assembly is connected, the flow level of the
oxygen generator should be adjusted to the minimum.
 Different atomization assembly may affect the atomization effect, please
use the original atomization assembly provided or certified atomization
assembly by our company.

8
3 Installation and operation
3.1 Open-case inspection
NOTE:
 Unless the oxygen machine is used immediately, the machine must
retain the carton and store the packaging material beforeuse.
Firstly check the carton or other packaging is obvious damage. If any
damage is detected, contact the carrier or us. Take out all bulk packaging
from the carton. Carefully take out all components from the carton.
Check whether there is any damage to concentrator surface such as
notches, dents, scratches and so on. Check all components. Check whether
the components are missing according to packing list.
3.2 Storage and transportation
Do not place any objects on the top of the oxygen concentrator.
The unit should be stored in the environment without corrosive air and
with a good ventilation.
Be careful to transport or convey, don’t let it reversal or thwart, tilt angle
not greater than 5°.
NOTE:
 When the storage temperature is below 5°C, it can't work at once. Please
place the machine in a normal working temperature environment for
four hours before using.
3.3 Installation
1. Open the package carton, take out the oxygen generator main unit and
all accessories, and check the accessories against the packing list.
2. Put the oxygen concentrator in a convenient and safe place where there
is air flow.
3. Take out the humidifier bottle, remove the top cover, and pour purified
water (or distilled water) into bottle, ensure that the water level is
between "Max" and "Min", and then cover the topcover.
4. Place the humidifier bottle to the fixing socket and fix it with the elastic
rope.

9
5. Connect the humidification bottle to the oxygen outlet of the
concentrator using a connecting tube, and the other port of the
humidification bottle to the nasal oxygen tube.
6. Plug the power supply cord into a socket that meets therequirements.
3.4 Parts and function introduction
Main unit
This port is connected
to nasal oxygen tube
This port is connected to
oxygen outlet
Humidifier bottle
Handle
Caster Air outlet
4 5
Front panel
1 2 3
1. Indicator LED
: Power indicator
This indicator lights green when the oxygen concentrator is
connected to the main power supply.
: Air pressure/concentration/Fan/Temperature indicator
This indicator lights yellow if the system air pressure is higher
than 260kPa or lower than 20kPa. and the screen shows the
corresponding error code.
When the oxygen concentration is lower than 82%, the indicator
lights up in yellow.

10
When the cooling fan is not connected or damaged, the indicator
lights yellow and the screen shows the corresponding error code.
When the temperature of the system exceeds the maximum
allowable temperature limit (65°C), the oxygen generator stops
working. The indicator lights yellow and the screen shows the
corresponding error code.
: power failure alarm indicator
Accidental power off happened while operating the concentrator,
this indicator lights red and flashes with buzzer alarm tone. This
can prompt the user to disconnect the power and check the
power supply system.
2. Start/Stop oxygen button
3. Timer timing: increase, decrease button
Adjust the timing, increase the value or decrease the value.
4. Display screen
5. Flow knob: adjusts the flow; rotates to the left to increase the flow,
and rotates to the right to decrease the flow.
NOTE:
 The temperature near the air outlet will be higher while the concentrator
is operating, do not close to the air outlet to avoid being burned.
Humidifier bottle Air tube
Atomization outlet
Oxygen outlet
Band: fix humidifier bottle
Humidifier bottle holder
Filter
Fuse
Power switch
Power cord

11
Display screen
Timer timing
Concentration Flow value Total running time
Remote controller
1. Working indicator (the indicator lights green when using buttons of
remote controller)
2. Timing 1 hour button
3. Start/Stop oxygen button
4. Timing 2 hours button
5. Timing 3 hours button
Main structure and material of concentrator
Main Structure
Material
Description
Air compressor
ZL102 cast
alum, filling
PTFE
Provides the air pressure necessary for
adsorption and used to separate oxygen
from air
Air pretreatment
Foam filter,
ABS resin,
nonwovens
Used to provide gas cooling, water
removal, filtration, etc.
Control valve
/
Control the compressed air treated by
the air pretreatment system into the
molecular sieve adsorption tower for
periodic pressurization and exhaust
Molecular sieve
adsorption tower
6063
aluminum
alloy,
molecular
sieve
The molecular sieve is filled in a closed
container. Oxygen in the air is separated
by the characteristic of selective
adsorption of gas by a molecular sieve.
1
2
3
4
5

12
Control and
alarm system
PCB, sillion
components
Automatic control and fault alarm
according to preset working procedures
Producing gas
treatment
system
ABS resin,
Polypropylene
Collecting, filtering, regulating and
humidifying the oxygen generated by
the oxygen concentrator.
3.5 Power ON/OFF
Power On: Press the I/O power switch on the back of concentrator to
position “I” (ON). The oxygen concentrator is in working state. Then press
the button on front panel to startoxygen.
In the three seconds before oxygen concentrator restarts, the system will
be automatically on self-check during which time the buzz and LCD without
light belongs to normal situation. Oxygen concentration can reach a stable
status after running about 12 minutes of concentrator.
Power off: Press the button on front panel to stop the oxygen supply
during operation. After use, touch the ON/STANDBY button to stop oxygen
supply and disconnect the tube or connecting pipeline from the oxygen
outlet, then press the I/O power switch to position “O” (OFF). Unplug the
power cord from the outlet socket.
 Do not turn on and off the oxygen concentrator frequently. The time
interval of shutting down and restart should be more than 5 minutes
(that is, the gas must be discharged to prevent the aircompressor
with pressure to start and affect its life).
3.6 Oxygen uptake operation
Put the oxygen concentrator in a convenient and safe place where there is
air flow and make sure its back case is at least 15cm away from the wall,
window or any other things that are obstructing the airflow.
1. Check the concentrator has been connected with power supply and
make sure it in power off status.
2. Remove the top cover part of humidification bottle and fill pure water
(or distilled water), make sure the water level is between the “MAX”
and “MIN" mark of the bottle and then cover the top part.
WARNING

13
3. Install the humidification bottle on the humidifier bottle holder of
concentrator and secure it with band.
4. Press the power switch to position “I”(ON). The power is plug in when
the power indicator turns green. The oxygen concentrator is in working
state.
5. Connect the humidification bottle to the oxygen outlet using a
connecting tube and connect the other port of the humidification
bottle to the nasal oxygen tube (as shown below).
This port is
connected to
the oxygen
outlet
This port is
connected to
nasal oxygen
tube
Maximum level
Water level
Minimum level
6. Wear a nasal oxygen tube.
7. Press the button on the front panel to start oxygensupply.
8. Adjust the cannula to appropriate position for easy inhale of the pure
oxygen and get maximum comfort. The oxygen density could be
reached to 90% within 12 minutes.
9. Turn off the equipment after use. Pull out the power pin and take care
of the cannula for another use.
Every few seconds the concentrator issues "TAPOO" sound while operating,
it is the normal ventilation sound.
 Choose safety-qualified socket and socket board with safety electrical
certification.
 Do not remove the cabinet unless qualified technician, in case of
damaging the machine, electric shock or other accident.
 Oxygen uptake time and oxygen flow adjustment should follow the
physician's advice.
 Check that the tubing or accessory is clogged, kinked or the humidifieris
damaged if the flow value is lower than 0.5L/min.
 If no use of concentrator for a long-term, the water in humidifierbottle
should be drained. Save the humidifier bottle after cleaned and dried.
WARNING

14
3.7 Atomization operation of N, Mtype oxygen concentrator
(not administered)
1. Press the power switch to position “I”(ON) to turn on the
concentrator.
2. Connect the atomized mask or mouthpiece to the medicinecup.
3. Unscrew the nut of the oxygen atomizer outlet; connect the
atomization tubing to the outlet.
4. The press the button on the front panel, and using knob to
adjust the flow to minimum.
5. Put the atomization mouthpiece into the mouth or wear the mask and
start the atomization therapy (follow the doctor's instructions for the
atomization time).
6. After the atomization is finished, press the button to stop
atomizing. Remove tubing and turn off the oxygen concentrator by
pressing the I/O power switch.
Atomization performance
The atomization outlet pressure is 60kPa to 250kPa, and the maximum air
flow rate is ≥ 3 L/min.
The atomization rate of the atomization assembly is ≥0.2 mL/min.
 Oxygen uptake and atomization can not be used at the same time.
 Adjust the flow rate to minimum value when using the atomization
function.
3.8 Other operations
3.8.1 Timing operation
During working the concentrator can be set timer length by using timer
function.
1. Press the I/O power switch to position "I" (ON), and then press the
button to start the oxygen supply.
2. Press button, Timing (+, -) on front panel to set timertiming.
3. Using Increase (+) button to adjust the timing hours (maximum is 10
hours).
4. Then press button to confirm thesetting.
WARNING

15
When the shut hours is set, the system comes into count down time and
the oxygen concentrator LCD will shows the remaining time. When
remaining time becomes 0, the oxygen concentrator will go to standby
status.
Remaining time
3.8.2 Remote controloperation
The function of buttons on the remote controller is the same with some
keys on the concentrator display panel. Refer to the previous chapter
description for the details of buttons function.
Press button on the remote controller when the concentrator power is
on and in standby status.
Press the button while the concentrator operating to stop the oxygen
supply.
Press timer button on the remote controller to set timer length.
When the remote controller cannot work, the battery may not have
sufficient power. Please replace the battery periodically with the same
battery and be careful of the affirmative and negative pole.
NOTE:
 The concentrator should be in the remote range when using the
controller.
 The maximum remote control distance is 50m.
 Please take the batteries out of the controller if unused for a longtime.
3.8.3 Adjust flow
Rotate the knob on the front panel to adjust the flow. Rotate the knob to
the left to increase the flow and to the right to decrease the flow.
The greater the flow value, the greater the air flow, oxygen purity will be
reduced.
The recommended maximum flow rate of the KSN-3 series oxygen
concentrator is 3L/min. The recommended maximum concentrationis
90%-96%. The recommended maximum flow rate of the KSN-5 series oxygen
concentrator is 5L/min. The recommended maximum concentration is
90%-96%.