1. Prodott Aktarview
The VIAIR EVC31 PRO is a versatile, compact, and wireless tire inflator designed for maintaining proper tire pressure and handling unexpected flats. It features a dual power source, including powerful Lithium Ion Batteries and a 12V accessory port for backup. With a maximum inflation of 150 PSI, it can inflate most passenger car tires from 25 to 35 PSI in approximately one minute. The automatic shut-off function prevents over-inflation by stopping the compressor once the preset pressure is reached. Its user-friendly design includes a 30-inch air hose for comfortable use and a compact form factor that fits easily in a glove box or emergency kit. VIAIR has been a trusted American-owned company for over 25 years, known for its commitment to quality and long-lasting performance.

Image 1: VIAIR EVC31 PRO Portable Tire Inflator. This image displays the compact, black and gray design of the EVC31 PRO unit with its digital display and control buttons.
2. Karatteristiċi ewlenin
- Multi-Use and Accurate: Dual power source rechargeable tire inflator for proper tire pressure maintenance or impromptu flat inflation. Ideal for small passenger cars to full-size light trucks or SUVs.
- Tifi Awtomatiku Intelliġenti: Automatically stops the compressor once the preset pressure is reached, preventing over-inflation.
- Fast & Powerful Inflation: Operates on 3x 2500mAh lithium-ion batteries, inflates up to 150 PSI, fills most tires from 25-35 PSI in 1 minute. Includes an 11 ft. backup accessory power cable.
- Disinn faċli għall-utent: Features a 30-inch air hose for comfortable inflation while standing. Compact design for easy travel, sports, and roadside assistance, fitting in a glove box or emergency car kit.
- Dependable Quality: From an American-owned company with over 25 years of experience, ensuring long-lasting performance through continuous testing and refinement.

Image 2: VIAIR EVC31 PRO held in hand, highlighting its fast inflation, high pressure capability (up to 150 PSI), and durable construction.
3. Kontenut tal-Pakkett
The VIAIR EVC31 PRO package includes the following items:
- EVC31 PRO Compressor Unit
- Pajp tal-Arja ta' 30 pulzieri
- Auxiliary Power Cord (11 ft. backup accessory power cable)
- USB-C Charging Cable (24" charge USB cable)
- Various Inflation Tips
- Wettaq Bag

Image 3: The VIAIR EVC31 PRO unit displayed with its complete set of accessories, including the air hose, charging cables, inflation tips, and carry bag.
4. Setup u Iċċarġjar
4.1 Iċċarġjar inizjali
Before first use, ensure the EVC31 PRO is fully charged. Connect the provided 24-inch USB-C charging cable to the unit and a suitable USB power source. The digital display will indicate charging status. A full charge ensures optimal performance and portability.
4.2 Dual Power Source Options
- Batterija Interna: The unit operates on 3x 2500mAh lithium-ion batteries for cordless convenience.
- 12V Accessory Port: For extended use or when the internal battery is low, connect the provided 11 ft. backup accessory power cable to your vehicle's 12V accessory port.

Image 4: This image illustrates the VIAIR EVC31 PRO connected to a vehicle's 12V accessory port, demonstrating its dual power source capability.
5. Istruzzjonijiet Operattivi
5.1 Tħejjija għall-Inflazzjoni
- Ensure the EVC31 PRO is adequately charged or connected to a 12V power source.
- Attach the 30-inch air hose to the compressor unit by pushing it firmly into the designated port until it clicks securely.
- Remove the valve cap from the tire you wish to inflate.
- Connect the air hose nozzle to the tire valve stem. Ensure a tight seal to prevent air leakage.
5.2 Setting Desired Pressure and Inflating
- Turn on the EVC31 PRO unit. The digital display will show the current tire pressure.
- Use the '+' and '-' buttons to set your desired target PSI. The unit supports inflation up to 150 PSI.
- Press the power button to start inflation. The compressor will begin to fill the tire.
- The automatic shut-off function will stop the compressor once the preset pressure is reached, preventing over-inflation.
- Once inflation is complete, disconnect the air hose from the tire valve and replace the valve cap.

Image 5: The VIAIR EVC31 PRO in operation, connected to a tire valve, demonstrating its ease of use for inflation.
6. Speċifikazzjonijiet
| Karatteristika | Speċifikazzjoni |
|---|---|
| Brand | VIAIR |
| Isem tal-Mudell | EVC31 |
| Voltage | 3.7 Volts |
| Sors tal-Enerġija | Battery Powered (3x 2500mAh Lithium-Ion) / 12V Accessory Port |
| Pressjoni Operattiva Massima | 150 PSI |
| Tul tal-Manka | 30 Pulzier |
| Piż tal-oġġett | 1.9 Liri |
| Dimensjonijiet tal-Prodott | 2.83"T x 2.08"W x 6.81"Għ |
| Karatteristiċi Speċjali | Backup 11 ft. Acc Power Cable, Cordless, Digital, LED Light, Presettable |
| UPC | 818114000485 |
7. Manutenzjoni
To ensure the longevity and optimal performance of your VIAIR EVC31 PRO, follow these maintenance guidelines:
- Tindif: Keep the unit clean and free from dust and debris. Use a soft, dry cloth for cleaning. Avoid using harsh chemicals or abrasive materials.
- Ħażna: Store the compressor and its accessories in the provided carry bag in a cool, dry place away from direct sunlight and extreme temperatures.
- Kura tal-batterija: For best battery life, avoid fully discharging the unit frequently. Recharge the battery regularly, even if not in active use, to maintain its health.
- Spezzjoni tal-pajp: Periodically inspect the air hose for any signs of wear, cracks, or damage. Replace if necessary to ensure a proper seal during inflation.
8 Issolvi l-problemi
If you encounter issues with your EVC31 PRO, consider the following common troubleshooting steps:
- Unità ma Tixgħel: Ensure the battery is charged. If using the 12V accessory port, check the vehicle's power outlet and the cable connection.
- Slow Inflation/No Air Output: Check that the air hose is securely connected to both the compressor and the tire valve. Ensure there are no leaks in the connections. Verify the desired PSI is set correctly.
- Inaccurate Pressure Reading: Ensure the air hose nozzle is properly seated on the tire valve stem. If discrepancies persist, compare with a known accurate tire gauge.
- Is-sħana żejda: If the unit feels excessively hot, turn it off and allow it to cool down before resuming operation. Avoid continuous operation for extended periods.
9. Garanzija u Appoġġ
The VIAIR EVC31 PRO comes with a Two Years Limited Warranty. For warranty claims, technical support, or further assistance, please refer to the contact information provided in your product packaging or visit the official VIAIR websit.
VIAIR is an American-owned and operated company with over 25 years of experience in providing top-quality portable air compressors and inflators, committed to continuous testing and refinement for long-lasting performance.





