VARON NT-4/VH03 Instruction Manual
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VARON NT-4/VH03 Instruction Manual

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Model :NT-4/VH03
Oxygen Concentrator
Instruction manual
Please read the instruction manual carefully before using the product.
The picture is for reference only.Please refer to the actual product！

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Summary of Contents for VARON NT-4/VH03

  • Page 1 Model :NT-4/VH03 Oxygen Concentrator Instruction manual Please read the instruction manual carefully before using the product. The picture is for reference only.Please refer to the actual product！...

  • Page 2: Table Of Contents

    CONTENTS Precautions Working Principle Product Description List of Attachments Technical Specifications External View Operation Steps Instructions for the Panel Instructions for the Remote Control Specific Functions Maintenance and Repair Trouble Shooting Other Matters...

  • Page 3: Precautions

    1. Precautions Warning: This is not a medical device and is not considered life-sup- port or life-sustaining equipment. Warning signs on the product are designed to help users understand and use this product correctly to prevent damage and a property loss.The main warning signs and meanings are as follows: Caution (Warnings and dangers) Prohibited action...

  • Page 4: Working Principle

    ▲No oil or greasy substance should be used in any part of the machine. ▲Do not use the machine without an air filter. ▲Do not bend the oxygen-inhalation tube when using the machine, otherwise, it will affect the normal output of oxygen. ▲Unauthorized personnel should not disassemble the cover.

  • Page 5: Product Description

    4. List of Attachments Main machine Oxygen inhaler kit Parts for nebulization (NT-4/VH03 model only) Remote control (NT-4/VH03 model only) Instruction manual Certificate of Conformity (attached to the manual) Power cord After unpacking, please first check whether the appearance of the product is intact.

  • Page 6: Technical Specifications

    5. Technical Specifications Product name: Oxygen Concentrator Model: NT-4/VH03 Oxygen production method: Pressure Swing Adsorption method (PSA) Rated voltage: AC230V/50Hz; AC110V/60Hz Input power: 120VA Oxygen flow rate: 1-7L/min adjustable Oxygen concentration: 28-90% Oxygen output pressure: 20-70kPa Carbon dioxide: Qualified according to the specified test Carbon monoxide: Qualified according to the specified test PH.: Qualified according to the specified test...

  • Page 7: External View

    6. External View ON/OFF Timer FLOW TIME Flow rate Oxygen concentration display mins Timing & Total Oxygen flow rate running time L/min Oxygen Outlet Oxygen Outlet Handle Fuse Nebulizing Outlet Nebulizing Outlet Power jack (Only available for NT-4/VH03) Power switch...

  • Page 8: Operation Steps

    7. Operation Steps ① Connect the power cord Insert the output terminal of the power cord into the power port on the machine first (as shown in the left figure), and then insert the other terminal of the power cord into the Nebulizing Outlet socket.
  • Page 9 ③ Connect the atomizing tube.(NT-4/VH03 only) As shown in the figure, connect the atomizer to the "Nebulizing outlet". Adjust it to the right position, and wear it well. Nebulizing Outlet Atomizing tube ④ Wear the oxygen inhaler Wear the oxygen inhaler correctly as shown.
  • Page 10 ON/OFF ⑤ Start the oxygen machine Turn on the "Power switch" and touch the “ON/OFF” button, the machine will start to produce oxygen. ※Please adjust the oxygen concentration to the appropriate gear according to your own conditions. The recommended oxygen concentration: 70%~90% for special people (if not recommended by a doctor, do not inhale high concentrations of oxygen);...

  • Page 11: Instructions For The Panel

    8. Instructions for the Panel Introduction to the display 1. Oxygen concentration 2. Timing & Total running time 3. Oxygen flow rate mins L/min Function buttons Turn on the power switch, the display will show the total operating time and enter the standby state. ON/OFF Gently touch the "ON/OFF"...

  • Page 12: Instructions For The Remote Control

    After 3 seconds of no operation, the timer starts to count down. "Timing" button on remote control: The duration increases or decreases by 15 minutes after each press. 9. Instructions for the Remote Control （Only for NT-4/VH03 model） 1. Turn on/off 2. Flow plus ON/OFF 3.

  • Page 13: Specific Functions

    Sleep mode (Only for NT-4/VH03 model) In the working state, press the "sleep mode" button on the remote control, the display will shut off to create a better sleeping environment for you.

  • Page 14: Maintenance And Repair

    Use of atomization function (NT-4/VH03 model) 1. Unscrew the nut on atomizing port anticlockwise before starting the machine. 2. Connect one terminal of the Atomizing tube to the atomizing port. Please use it as needed or under the guidance of a professional doctor, and wear it as required.
  • Page 15 Filter Air inlet cap Filter cotton ▲ Disassembly: Pull out the air inlet cover outward from the back of the machine to remove the filter. Whether to clean or replace the filter and filter cotton shall be determined according to the actual use conditions. If the filter is dirty or clogged, it should be cleaned or replaced immediately regardless of the using time.
  • Page 16 Prize up the fuse cover with a small slotted screwdriver Remove the damaged fuse Install the fuse cover Spare part Install a valid fuse During use Long-term idle Make the following preparations if the machine shall be in long-term idle. 1.

  • Page 17: Trouble Shooting

    12. Trouble Shooting Problems Possible causes Solutions Odor in the air stream When the machine is used for the first This odor is a normal smell emitted by silicone tubes and ABS plastic parts. It several times, the connection tube and other plastic parts will emit a smell, has been tested to be non-toxic and which is normal.

  • Page 18: Other Matters

    ▲ The company reserves the right to change the product technology and appearance at any time. Subject to change without prior notice. Certificate of Conformance Product Name: Oxygen Concentrator NT-4/VH03 Model Number: Test Date: Inspector:...
  • Page 22 NT-4/VH03 NT-4/VH03...
  • Page 23 NT-4/VH03 NT-4/VH03 Maximale Timer-Dauer: 180 Minuten NT-4/VH03...
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  • Page 29 NT-4/VH03 ON/OFF FLOW+ FLOW- TIME+ SLEEP TIME-...
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  • Page 40 NT-4/VH03 NT-4/VH03 Durée maximale de la minuterie: 180 minutes NT-4/VH03...
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  • Page 46 4/VH03 ON/OFF FLOW+ FLOW- TIME+ SLEEP TIME-...
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  • Page 57 NT-4/VH03 NT-4/VH03 Durata massima del timer: 180 minuti NT-4/VH03...
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  • Page 74 NT-4/VH03 NT-4/VH03 Duración máxima del temporizador: 180 minutos NT-4/VH03...
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Nt-02Nt-04

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