SU-2020 - Air purifier SPT - Free user manual and instructions
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| Product Type | Air Purifier |
| Brand | SPT |
| Model | SU-2020 |
| Dimensions (H x W x D) | Approx. 20 x 12 x 12 inches |
| Weight | Approx. 10 lbs |
| Power Supply | 120V / 60Hz |
| Power Consumption | 60W |
| Coverage Area | Up to 200 sq ft |
| Filtration System | Pre-filter + HEPA-type filter + Activated Carbon |
| Fan Speeds | 3 speeds (Low, Medium, High) |
| Noise Level | 25-50 dB |
| Timer | 2/4/8 hours |
| Air Quality Indicator | LED color ring (blue/green/red) |
| Filter Replacement Indicator | Yes |
| Ionizer | Optional (can be turned on/off) |
| Control Type | Touch buttons |
| Maintenance | Clean pre-filter monthly; replace HEPA filter every 6-12 months |
| Safety Features | Overheat protection, auto shut-off when front cover is removed |
| Certifications | ETL listed |
| Warranty | 1 year limited |
Frequently Asked Questions - SU-2020 SPT
How often should I replace the filter?
The HEPA-type filter should be replaced every 6-12 months depending on usage and air quality. The pre-filter can be vacuumed or washed monthly.
Can I wash the HEPA filter?
No, the HEPA filter is not washable. Replacing it is recommended. Only the pre-filter is washable.
What does the air quality indicator mean?
The LED ring changes color: blue for good, green for moderate, red for poor air quality. It helps you monitor the air in real time.
How do I reset the filter replacement indicator?
After replacing the filter, press and hold the Filter Reset button for 3 seconds until the indicator turns off.
Can I use the ionizer all the time?
Yes, the ionizer can be used continuously. However, some users prefer to turn it off to avoid ozone production. It is optional.
Does the purifier produce ozone?
The ionizer may produce trace amounts of ozone, but within safe limits. When the ionizer is off, no ozone is produced.
What is the coverage area of the SU-2020?
It is designed for rooms up to 200 square feet. For larger rooms, consider a higher capacity model.
How do I clean the purifier?
Unplug the unit. Use a soft cloth to wipe the exterior. Vacuum the pre-filter. Do not use water on the main unit.
Why is the purifier making a strange noise?
Check if the filter is properly installed. A loose or dirty filter may cause noise. Also ensure the unit is on a flat surface.
Can I leave the purifier on 24/7?
Yes, it is designed for continuous operation. The auto shut-off safety feature protects against overheating.
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USER MANUAL SU-2020 SPT
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Product information
Brand : SPT
Model : SU-2020
Category : Air purifier