Lifestyle LM5A User manual

Stationary Oxygen
Concentrator
LM5A
V8: 01/15/21dfdfdvvV

Table of Contents
1. Safety Notes ...............................................................................................3
1.1 Important Information.......................................................................4
1.2 Before Installation..............................................................................4
1.3 Placement........................................................................................... 5
1.4 Fire Warning and Explosion................................................................ 5
1.5 Maintenance ......................................................................................6
1.6 Radio Frequency Interference............................................................6
1.7 Reduce the Risk of Burns, Electrocution, Fire orInjury to Persons....6
2. Features......................................................................................................8
2.1 Summary ............................................................................................8
2.2 Characteristics.................................................................................... 8
2.3 Specifications......................................................................................9
3. Handling .......................................................................................................11
3.1 Unpacking.........................................................................................11
3.2 Inspection......................................................................................... 11
3.3 Storage .............................................................................................11
4. Installation and Operation ...........................................................................12
4.1 Features ............................................................................................12
4.2 Prepare for Use ................................................................................. 14
4.3 Turning the Concentrator On ...........................................................14
4.4 Status Indicator Display.................................................................... 15
4.5 Turning the Concentrator Off........................................................... 15
5. Maintenance ............................................................................................17
5.1 Cleaning the Cabinet ........................................................................17
5.2 Cleaning or Replacing the Filters......................................................17
5.3 Cleaning the Optional Humidifier Bottle..........................................18
5.4 Oxygen Nasal Cannula......................................................................18
5.5 Tube Maintenance ...........................................................................18
5.6 Note: For Each New Patient ............................................................19
6 Troubleshooting Guide............................................................................. 20
7 Additional Important Items...................................................................... 22
7.1 Warranty ..........................................................................................22
7.2 Treatment of Waste and Disposables ..............................................23
7.3 Accessories and Replacement Parts.................................................23
7.4 EMC REPORT ....................................................................................24

2. SAFETY NOTES
3
WARNING: Users who require continuous oxygenation must plan for alternate
sources of power and oxygen in the event of a failure or loss of power. This
device is to be used as an oxygen supplement and is NOT considered life-
supporting or life-sustaining!
WARNING: There is a risk of fire associated with oxygen enrichment during
oxygen therapy. Do not use the oxygen concentrator or accessories near
sparks or open flames.
WARNING: To ensure you are receiving the therapeutic amount of oxygen
delivery according to your medical condition this device must
- Be used only after one or more settings have been individually
determined or prescribed for you at your specific activity levels.
- Be used with the specific combination of parts and accessories that are
in line with the specification of the concentrator manufacturer and that were
used while your settings were determined.
WARNING: Use only water-based lotions or salves that are oxygen-
compatible before and during oxygen therapy. Never use petroleum or oil-
based lotions or salves to avoid the risk of fire and burns.
WARNING: Do not lubricate fittings, connections, tubing, or other
accessories of the oxygen concentrator to avoid the risk of fire and burns.
WARNING: Use only replacement parts recommended by the manufacturer
to ensure proper function and to avoid the risk of fire and burns.
WARNING: Use of this device outside of the ranges for altitude,
temperature or relative humidity listed in the Specifications Section of this
manual are expected to adversely affect the flowrate, the percentage of
oxygen and consequently the quality of the therapy.
WARNING: Do not leave the nasal cannula or mask on bed coverings or
chair cushions, if the oxygen concentrator is turned on, but not in use; the
oxygen will make the materials flammable. Turn the oxygen concentrator
off when not in use to prevent oxygen enrichment.
WARNING: If you feel discomfort or are experiencing a medical emergency
while undergoing oxygen therapy, seek medical assistance immediately to
avoid harm.
WARNING: Smoking during oxygen therapy is dangerous and is likely to
result in facial burns or death. Do not allow smoking within the same room
where the oxygen concentrator or any oxygen carrying accessories are
located.

2. SAFETY NOTES
4
Symbol
Meaning
Indicates imminent RISK if warnings are not followed (e.g.
“Causes burns”, “Risk of explosion”, etc.).
Indicates steps that should be avoided to prevent damage (e.g.
“Do not open”, “Do not drop”, etc.).
Indicates required actions (e.g. “Wear protective gloves”, “Scrub
before entering”, etc.).
1. Safety Notes
1.1 Important Information
Risk of electric shock.
DO NOT disassemble. Refer service to a qualified service personnel.
DO NOT modify this equipment without authorization of the manufacturer.
Read the following information before operating this product.
1.2 Before Installation
The concentrator should always be kept in the upright position to prevent
damage during transport.
If the electrical power source becomes unstable, discontinue use and find an
alternate source.
Only use stable and safe electrical power sources.
The oxygen concentrator cabinet should ONLY be opened by an authorized
equipment provider.
WARNING: Open flames during oxygen therapy are dangerous and likely to
result in fire or death. Do not allow open flames within 6.5 feet of the oxygen
concentrator or any oxygen carrying accessories.

2. SAFETY NOTES
5
1.3 Placement
Select a room in your home where using your oxygen concentrator would be
most convenient. Your concentrator can easily roll from room to room on its
casters.
Do not place the oxygen concentrator in an area where its airflow may be
obstructed.
Be sure to place the oxygen concentrator so that all sides are at least 10 cm
(4”) away from walls, draperies, furniture, or similar surfaces. Avoid placing on
deep pile carpets. Avoid placing near heaters, radiators, and hot air registers.
Do not place the unit in a confined area.
The oxygen concentrator MUST be kept away from heat, fire, and water
sources.
The oxygen concentrator should be placed in an area that is clear of pollutants
and fumes.
Do not place items on top of the concentrator.
NEVER block the air intake or air exhaust of the device, and keep them free
from lint, hair, and dust.
Do not place the unit on a soft surface, such as a bed or couch, where the
concentrator may tip or fall.
1.4 Fire Warning and Explosion
Keep the concentrator away from flammable and explosive areas.
Users MUST NOT SMOKE while using this device. Keep all matches, lighted
cigarettes or other sources of ignition out of the room in which this product is being
used. NO SMOKING signs should be prominently displayed. Textiles and other
materials, even those that may not normally burn easily, will quickly ignite and burn
with high intensity when exposed to oxygen-enriched air. Failure to observe this
warning can result in severe fire, property damage, physical injury, or DEATH.
Use of oxygen therapy requires that special care be taken to reduce the risk of
fire. Many materials, even those that may not be flammable under normal
conditions, are easily ignited and will burn rapidly when exposed to high

2. SAFETY NOTES
6
concentrations of oxygen. For safety concerns, it is necessary that all sources of
ignition be kept away from the product and out of the room in which it is being
used.
A spontaneous and violent ignition may occur if oil, grease or greasy
substances come into contact with oxygen that is under pressure. These
substances MUST be kept away from the oxygen concentrator, its tubing and
connections, and all other oxygen equipment.
DO NOT use any lubricants unless recommended by manufacturer.
1.5 Maintenance
The Oxygen Concentrator should be serviced at least once a year by a trained
service professional approved by the manufacturer.
DO NOT service this device while it is in use.
For optimum performance, the manufacturer recommends that the
concentrator be run for a minimum of 30 minutes at a time. Shorter periods of
operation may reduce maximum product life.
1.6 Radio Frequency Interference
Most electronic equipment is influenced by Radio Frequency Interference
(RFI). Always exercise CAUTION when using portable communications devices
around such equipment.
This device uses Radio Frequency energy solely for its operation, so the radio
frequency output is very low and will not affect the running of other electronic
equipment in the area.
1.7 Reduce the Risk of Burns, Electrocution, Fire orInjury to
Persons
Avoid using while bathing. If continuous usage is required according to the
physician's prescription, then the concentrator must be located in another room at
least 2.5 meters (8.2 feet) from the bathing area.
DO NOT come into contact with the concentrator while wet.
DO NOT place or store the device where it can drop into water or other liquids.

2. SAFETY NOTES
7
DO NOT reach for the device if it has fallen into water or other liquids.
UNPLUG IMMEDIATELY and call a qualified service personnel for examination
and repair.
The device should NEVER be left unattended when plugged in.
This device is to be used only in accordance with a physician's prescription and
this User’s Manual. If at any time the patient or attendant concludes that the
patient is receiving an insufficient amount of oxygen, contact the provider and/or
physician immediately. No adjustments should be made to the flow rate unless
prescribed by a physician.
Close supervision is necessary when this product is used near children or
physically challenged individuals.
Use this product only for its intended use and as described in this manual.
DO NOT use parts, accessories, or adapters other than those authorized by
manufacturer. Use of certain humidifiers and accessories not specified for use with
this oxygen concentrator may impair its performance.
If replacement parts are used in this device that do not comply with the
manufacturer’s specifications, then the manufacturer is not responsible in the
event of an accident.
DO NOT connect the concentrator, neither in parallel nor in series, with other
oxygen concentrators or oxygen therapy devices.
In certain circumstances oxygen therapy can be hazardous. Seek medical
advice before using this product.
Avoid creation of sparks near medical oxygen equipment. This includes sparks
from static electricity created by any type of friction.
Consult a qualified service professional for examination and repair if the
concentrator has a damaged cord or plug, if it is not working properly, or if it has
been dropped or damaged.
Keep the cord away from HEATED and HOT surfaces.
Do not move or relocate the concentrator by pulling on its cord.
NEVER drop or insert any object into any opening.

2. FEATURES
8
2. Features
2.1 Summary
The Oxygen Concentrator is intended for individual use as an oxygen supplement
device in a home or care facility. The patient is the intended operator. The
concentrator is an electronically-operated device that separates oxygen from the
ambient air. It provides a high concentration of oxygen directly to you through a
nasal cannula or other methods. Clinical studies have documented that oxygen
concentrators are therapeutically equivalent to other types of oxygen delivery
systems.
This equipment takes 120V ~ power source as power source, air as raw material,
adopts high quality and high efficiency molecular sieve, and through PSA method
at room temperature, produces high purity oxygen conforming to medical
standards, thus achieving sustainable and uninterrupted oxygen supply.
This user manual contains important information about the use of your
concentrator and will serve as a reference for you as you use your concentrator.
2.2 Characteristics
•The oxygen concentrator is comprised of the main unit, a humidifier, and
a flow meter.
•Reliable, safe, completely plastic outer shell, with circuit breaker.
•Display screen shows total runtime of the device.
•Pressure safety valve helps ensure correct operating pressure.
•Power loss alarm function.
•High and low pressure alarm function.
•Low oxygen concentration alarm function.
•Heat protection to ensure safety of the compressor and concentrator.

2. FEATURES
9
2.3 Specifications
1. Power supply: AC120V, 60Hz; Current:3.5A; Power: 450VA
2. Sound level: ≤ 50dB (A) Acoustic power level: 58.5dB (A)
3. Maximum recommended flow: 5L/min
4. Flow Range at Outlet Pressure of 0 kPa: 0.5～5L/min
Flow Range at Outlet Pressure of 7 kPa: 0.5～5L/min
Change in maximum recommended flow when back pressure of 7 kPa is
applied: ＜0.5 L/min
5. Oxygen Concentration: When 0.5~5L/min ,93%±3% (after turning on 30
minutes)
6. Output Pressure: 38kPa±5kPa
7. Release Pressure during machine operation: 250kPa±50kPa
8. Weight: 35.5lbs
9. Dimension: 13”×10.3”×21.3” (330×260×540mm)
10. Altitude: The oxygen concentration will not reduce at altitudes up to 6,000ft /
1828 meters. At altitudes between 6,000ft / 1828 meters and 13,100ft / 4,000
meters, the efficiency will decrease to less than 90%.
11. Safety System:
①Current overload or line surge auto-shutdown.
②High temperature compressor auto-shutdown.
③High pressure alarm and auto-shutdown.
④Low pressure alarm and auto-shutdown.
⑤Low oxygen concentration alarm.
12. Minimum Operating Time: 30minutes
13. Electric Classification: Class Ⅱequipment, Type BF applied part (Nasal
oxygen cannula)
14. Mode of Operation: Continuous duty

2. FEATURES
10
15. Normal OperatingEnvironment:
Overvoltage Category: II, pollution degree:2, altitude: ≤6,562 feet / 2,000m
1. Temperature range: 41℉to 104℉(5℃to 40℃)
2. Relative humidity: ≤80%
3. Atmospheric pressure: 86kPa to 106kPa (12.47psi to 15.37psi)
NOTE: When the storage temperature of the device has been below 41°F (5℃),
place the device in a location within normal operating temperatures for at
least 4 hours before use.
Operating the equipment outside normal recommended conditions will
reduce its efficiency and lifespan.
16. Electrical category: II IP21
17. Oxygen Output Temperature: No higher than +43°F (+6°C) above ambient
temperature.
18. Tube: Avoid bending the nasal oxygen tube. Tube extensions should not
exceed 49 feet (15.2 meters).
19. Storage and Transport Environment:
1. Temperature Range:32℉to 131℉(0℃to +55℃)
2. Relative Humidity Range: 10% to 90%
3. Atmospheric pressure: 70kPa to 106kPa (10.2psi to 15.37psi)
NOTE: The oxygen concentrator should be stored in an area free from gas and
fumes. During transport, it should always be secured to prevent vibrations
and remain upright at all times.
20. This device is expected to work for a period of 6 years. For a longer use, please
consult your Equipment Provider and physician.
21. Software Version: A1.0
22. Contraindication: Do not use for patients with oxygen allergy or oxygen
poisoning.