What to do if my AL-KO Robolinho 4000 displays 'CN130: Blocked WR'?
- JjmartinSep 23, 2025
If your AL-KO Lawn Mower displays 'CN130: Blocked WR', it indicates that the right wheel motor is blocked. Remove the blockage.
What to do if my AL-KO Robolinho 4000 displays 'CN130: Blocked WR'?
If your AL-KO Lawn Mower displays 'CN130: Blocked WR', it indicates that the right wheel motor is blocked. Remove the blockage.
Why is my AL-KO Robolinho 4000 showing CN038: Battery error?
The CN038 error on your AL-KO Lawn Mower indicates a battery issue. This can happen if the battery is flat due to several reasons: * Obstacles are blocking the base station. * The charging contacts of the base station are dirty or damaged. * The loop is too long or has too many islands. * The automatic lawnmower is stuck. * The boundary cable is defective, preventing the automatic lawnmower from finding the base station. In this case, check the boundary cable for interruptions; if necessary, have it tested by an AL-KO service partner.
What to do if my AL-KO Robolinho 4000 displays 'CN007: No loop signal CN017: Cal: signal weak'?
If your AL-KO Lawn Mower is showing a 'CN007: No loop signal CN017: Cal: signal weak' error, it means there's an issue with the loop signal during calibration. To resolve this: * Check the base station power supply. * Inspect the loop for any breaks or damage. * Try disconnecting and reconnecting the transformer.
What to do if my AL-KO Robolinho 4000 mowing result is uneven?
An uneven mowing result with your AL-KO Lawn Mower can occur for several reasons: * The working time of the automatic lawnmower is too short; program longer working times. * The mowing area is too big; reduce the mowing area. * The ratio of cut height to tall grass is incorrect; set the cutting height taller, then reduce in stages to the required height. * The cutting blades are blunt; renew the cutting blades or have them sharpened by an AL-KO service partner and install with new screws. * Grass is blocking rotation of the cutting blade plate or motor shaft or is making it more difficult to rotate; remove grass and ensure that the cutting blade plate can rotate freely.
What does it mean if my AL-KO Robolinho 4000 Lawn Mower shows 'CN008: Loop signal weak'?
The 'CN008: Loop signal weak' error on your AL-KO Lawn Mower indicates a weak loop signal. To fix this, you should: * Check the base station power supply. * Inspect the loop to ensure it hasn't been buried too deep. * Disconnect and then reconnect the transformer.
What to do if my AL-KO Lawn Mower displays 'CN129: Blocked WL'?
If your AL-KO Lawn Mower displays 'CN129: Blocked WL', it indicates that the left wheel motor is blocked. Remove the blockage.
What does it mean if my AL-KO Robolinho 4000 Lawn Mower shows 'CN099: Recover escape'?
If your AL-KO Lawn Mower displays 'CN099: Recover escape', it means automatic fault rectification was not possible. Rectify the fault manually.
Why is there low battery voltage in my AL-KO Lawn Mower?
Low battery voltage in your AL-KO Lawn Mower can be due to several reasons: * A defective boundary cable, preventing the automatic lawnmower from finding the base station. Check the boundary cable for interruptions; if necessary, have it tested by an AL-KO service partner. * An exhausted battery. Have the battery renewed by an AL-KO service partner. * Faulty charging electronics. Have the charging electronics renewed by an AL-KO service partner. * The automatic lawnmower not touching the charging contacts. Put the automatic lawnmower into the base station and check if the charging contacts make contact. Have the charging contacts checked and renewed by an AL-KO service partner.
What to do if my AL-KO Robolinho 4000 Lawn Mower shows 'CN001: Tilt sensor'?
If your AL-KO Lawn Mower shows the error 'CN001: Tilt sensor', it means the maximum tilt has been exceeded. This can happen if the automatic lawnmower has been carried or is on a slope that is too steep. Place the automatic lawnmower on a flat surface and acknowledge the fault.
What to do if my AL-KO Robolinho 4000 Lawn Mower is mowing at the wrong time?
If your AL-KO Lawn Mower is mowing at the wrong time, it means the time on the automatic lawnmower or the start and finish times for mowing need to be set. Set the correct time.
Crucial guidelines to prevent accidents and ensure safe operation.
Visual and descriptive guide to the machine's main components.
Explains built-in safety features and their importance.
Explains how the Robolinho operates and its core functionalities.
Details the various sensors and their roles in operation and safety.
Guidance on laying and securing the boundary wire.
Description of the buttons and display on the machine's control panel.
Instructions for managing security codes for the Robolinho.
Procedure for entering the factory-set or new PIN code.
Steps to calibrate the machine for optimal mowing path.
How to configure mowing schedules for different days of the week.
Common issues, their causes, and solutions for the Robolinho.
Detailed list of error codes and troubleshooting steps.
Further troubleshooting for less common error codes and issues.
Crucial guidelines to prevent accidents and ensure safe operation.
Visual and descriptive guide to the machine's main components.
Explains built-in safety features and their importance.
Explains how the Robolinho operates and its core functionalities.
Details the various sensors and their roles in operation and safety.
Guidance on laying and securing the boundary wire.
Description of the buttons and display on the machine's control panel.
Instructions for managing security codes for the Robolinho.
Procedure for entering the factory-set or new PIN code.
Steps to calibrate the machine for optimal mowing path.
How to configure mowing schedules for different days of the week.
Common issues, their causes, and solutions for the Robolinho.
Detailed list of error codes and troubleshooting steps.
Further troubleshooting for less common error codes and issues.
| Brand | AL-KO |
|---|---|
| Model | Robolinho 4000 |
| Category | Lawn Mower |
| Language | English |











