Niya Sonar 20

FAQ

Here are the steps to clean the filter on the Sonar 20:
 
1. Remove the robot from the pool. Place the robot on a flat, dry surface.
2. Make sure the robot is turned OFF.
3. Remove the filter lid and remove the filter basket.
4. Remove the filter lid by pressing the clips on the sides.
5. Rinse the lid and the filter with a garden hose on the highest stream.
 
 

The Sonar 20 is designed to make pool floor cleaning effortless and efficient. Equipped with three brushless motors—dual driving motors and a single suction motor—it delivers powerful performance while keeping maintenance low. Its Smart Sonar Navigation allows it to detect walls before reaching them, enabling the robot to make precise turns. Plus, with its convenient self-parking feature, retrieval is a breeze.

Charge your Sonar 20 in a shaded, dry area with a GFCI outlet. Do not use an extension cord to connect the battery charger to the electrical socket. For user safety, place the battery charger at least 4 feet/11 cm above the ground while in use.
 
1. Connect the robot to the electrical socket using the provided battery charger. The LED on the robot will flash GREEN during the charging process.
2. When the device is fully charged, the LED on the robot will show steady GREEN. After 10 minutes, it will turn off automatically.
3. Disconnect the charger from the robot and the electrical socket.

The Sonar 20 has a charge time of 3 hours. Once fully charged, it cleans the floor only for up to 90 minutes, ensuring your pool stays sparkling with minimal effort.

Solid Display

Solid Blue – Device is working
Red – Low Battery (2024) / Device Malfunction (2025)
Solid Green – Fully charged
Solid Yellow – Malfunction (2024)
Solid Purple – Device is stuck

Flashing Display

Flashing Blue Every 1 Sec: Device starting
Flashing Blue Every 3 Sec: Device is idle
Flashing Green – Device charging
Flashing Yellow – Low Battery (2025)
Flashing White – Firmware update

The Sonar 20 is suitable for flat surface above-ground pools and small in-ground pools, up to 26 feet/8 m long. The water should be at least 1.3 ft.− 8.2 ft/0.4-2.5 m deep.

Carefully follow the instructions below to clean the impeller.
 
1. Turn OFF the robot: Press and hold the button until the LED turns off.
 
2. Clean the sensors: Wipe the metallic out-of-water sensors on the robot's top with a tissue to ensure they are completely dry.
 
3. Remove the impeller cover: Remove 2 screws to take off the impeller cover.
 
4. Carefully remove debris from the impeller area (with a tweezer or a similar tool). Gently return the cover and screws.

Niya User Guide

Everything you need to know about Sonar 20 / F2
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