ISG Viralair-UV User manual
© International Scientific Group 2020 Version 2020.01
Viralair-UV™ Steriliser
User Manual
© International Scientific Group 2020 Version 2020.01
Content
1. Introduction
2. Technical
3. Product Use
4. Operation
5. Precautions
6. General Troubleshooting
7. Maintenance
8. Replace Bulbs
9. Warranty And Repair
10. Transportation And Storage
© International Scientific Group 2020 Version 2020.01
1. Introduction
The Viralair-UV air steriliser makes use of high-intensity ultraviolet germicidal lamp. This
method of disinfection is used to sterilise air indoors in the working environment.
2. Technical
1) Power supply: AC220V ± 22V; power frequency is 50HZ ± 1HZ.
2) Environmental parameters:
a) Ambient temperature: 5 ℃～40 ℃;
b) Relative humidity: ≤ 80%;
c) Atmospheric pressure: 800hpa ～1060hpa.
3) Classified by electric shock protection. This product is Class II, Type B, general
equipment.
4) Disinfection space: ≤80m³;
5) Circulating air volume: ≥800m³ / h;
6) UV leakage outside the unit: ≤5µw / cm² (30cm away from the unit);
7) Noise: ≤55dB;
8) Input power: ≤260W
3. Product Use
The UV air steriliser is suitable for indoor air disinfection in medical institutions,
production workshops with hygienic requirements, public places, offices, care homes
and domestic environments. There are many more applications. The unit does not
require operator attendance.
4. Operation
1. Close the doors and windows of the room to be disinfected.
2. Plug in the mains power lead and turn on at the rear of the unit. The power
indicator will light up and the unit will start to function.
© International Scientific Group 2020 Version 2020.01
5. Precautions
1. Please read the instruction manual carefully before using the unit.
2. The use of this unit must be in accordance with the specifications in this manual.
3. Do not use in flammable and explosive environments.
4. Ensure all doors and windows are closed during use.
5. The unit should be turned off and mains power disconnected for cleaning and
maintenance.
6. It is strictly forbidden to cover or block the air inlet and outlet of the unit.
7. Do not insert anything into the front of the unit through the air inlet vent. This may
cause damage to the fan and can result in electric shock.
8. Avoid direct contact with liquid whilst operating.
9. When repairing or cleaning, ensured the power is turned off to prevent ultraviolet
rays damaging the skin and eyes.
10. The ultraviolet germicidal lamp should be replaced after 5000 hours of use.
6. General troubleshooting
Failure
Action
Unit does not turn on
1. Check fuse in the plug
2. Check mains power lead is connected
UV lamp not working
1. The ballast of UV germicidal lamp may be damaged
2. The UV germicidal lamp may be burnt out
1. The fan motor may be burnt out
Fan not working
2. The motor capacitor may be burnt out
but power on
3. Check no foreign objects obstructing fan
© International Scientific Group 2020 Version 2020.01
7. Maintenance
1. Should the ultraviolet germicidal lamp intensity reduce or start to flicker the lamps will
need replacing.
2. If the unit will not be used over a long period of time, unplug the power lead and
protect from dust and contamination.
3. The unit should be cleaned with general purpose bacterial surface cleaner.
8. Replacing UV Bulbs
1. Loosen the screws around unit and remove the outer casing
2. Remove the wire tie at the top of the UV bulb
3. Gently pull the old bulb upwards and out of the enclosure
4. Replace with new bulb and secure with the wire tie at the top
5. Replace the outer casing and secure with screws
Note: discarded UV bulbs should be safely disposed of in accordance with waste disposal
guidelines.
9. Warranty and repair
1. This UV air steriliser is supplied with a 12 month warranty from the date of purchase.
2. For the maintenance and replacement of parts, please contact ISG Fume at
10. Transportation and storage
Move the unit gently especially on uneven surfaces. The unit should be stored in a dry,
well-ventilated, non-corrosive environment, and should not be stacked.
International Scientific Group
Unit 1, Karoo Close
Bexwell Business Park
Bexwell
Norfolk
PE38 9GA
01366 385777 | sales@isgfume.com
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