KORA / VOLTERA 120 (EV120)
General product specifications
- Water sensor feature
- The battery takes 3.5 hours to fully charge
- The vacuum can operate for up to 90 minutes on a full charge
- Wall glide function
- 2 filtration mode
- Replaceable battery
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Troubleshooting
Problem: The vacuum can turn on but the impeller is not moving. Red light during operation. Stops during operation.
Cause: The impeller is blocked. The water sensor is dirty. The water sensor is not touching the water.
Solution: Put the vacuum inside the water to activate the sensor. Clean the water sensor. Remove the debris blocking the movement.

Problem: The vacuum cannot turn on. Shut-off randomly.
Cause: The battery is discharged, the water sensor is dirty, vacuum not fully fully submerged in water.
Solution: Ensure the water sensor is in contact with the water. Clean the water sensor. Charge the battery until the light of the vacuum stops blinking and shows a solid cyan color light.
Problem: Short usage time. Blinking green/blue light during operation.
Cause: The battery is discharged.
Solution: Charge the battery until the light of the charger turns from red to green color. Ensure you are using the correct charger. Replace the charger.
Problem: The motor does not stop out of the water.
Cause: The continuous mode is active.
Solution: To stop the continuous mode by pressing the power button to turn it off.
Tutorial Videos
*Troubleshooting instructions for EV120 on all the variants.
