Top > TROUBLESHOOTING > Before Calling for Service > Operation

Operation

Power cannot be turned on.

Cause

Main power switch of the robot cleaner is turned off.

Solution

  • Turn on the main power switch at the back of the robot cleaner.

Cause

Battery is discharged completely.

Solution

  • If needed, manually move the robot cleaner to the home station to charge.

Power is turned off automatically.

Cause

Robot cleaner was stopped for more than 10 minutes without being charged.

Solution

  • If the robot cleaner has been on standby for more than 10 minutes without being charged, the power will be turned off automatically. Place the robot cleaner in the home station.

Cause

Robot cleaner was trapped by an obstacle for more than 10 minutes.

Solution

  • Remove obstacles from the area to be cleaned before starting cleaning.

Charging cannot be carried out.

Cause

There is an obstacle near the home station.

Solution

  • Remove the obstacle near the home station.

Cause

Main power switch of the robot cleaner is turned off.

Solution

  • When the robot vacuum main power switch is turned off, the battery % display in the LG ThinQ app does not change when charging. Turn on the main power switch on the back of the robot vacuum cleaner. Charging is possible even when the main power switch is turned off.

Cause

Battery charging indicator on the home station is turned off.

Solution

  • Make sure the home station is plugged into an outlet. When the robot cleaner is normally connected to the home station, the indicator light turns off.

Cause

Charging terminals are stained with foreign substances.

Solution

  • Wipe the robot cleaner and the charging terminals of the home station with a soft cloth.

Cause

Robot cleaner was charged in a cool place.

Solution

  • The battery may not charge properly at temperatures below 41°F (5°C). Use the robot cleaner after charging the battery at proper temperatures.

Suction power becomes weak.

Cause

There is foreign material blocking the suction port.

Solution

  • Remove any foreign material in the suction port.

Cause

Dust bin is completely filled.

Solution

  • Empty the dust bin.

Cause

Filter is blocked.

Solution

  • Clean the filter.

The product is noisy when it’s running.

Cause

Dust bin is not attached to the robot cleaner correctly.

Solution

  • Attach the dust bin correctly.

Cause

Filter is not attached to the dust bin correctly.

Solution

  • Attach the filter correctly.

The product is noisier than usual.

Cause

Brush is clogged with foreign substances.

Solution

  • Remove foreign substances from the brush.

Cause

Brush cover is not installed properly.

Solution

  • Install the brush cover properly.

Cause

The robot cleaner is cleaning against the grain of the flooring.

Solution

  • The robot cleaner may be noisier than usual if it is cleaning against the grain of the floor.

The robot cleaner will not run.

Cause

Main power switch of the robot cleaner is turned off.

Solution

  • Turn on the main power switch at the back of the robot cleaner.

Cause

Battery is discharged completely.

Solution

  • If needed, manually move the robot cleaner to the home station to charge.

The brush will not spin.

Cause

Brush is not installed correctly.

Solution

  • Separate and install the brush again.

Cause

Brush is clogged with foreign substances.

Solution

  • Remove foreign substances from the brush.

The robot cleaner runs abnormally.

Cause

Sensor is blocked with foreign substances.

Solution

  • Wipe the sensor with a soft cloth.

Cause

Wheel is blocked with foreign substances.

Solution

  • Remove foreign substances from the wheels.

The robot cleaner gives off an odour.

Cause

There are foreign objects on the bottom of the robot cleaner.

Solution

  • Wet dust on the mop holder may give off an odour. After cleaning with water, wipe the dust off of the mop holder before storage.

The mop gives off an odour.

Cause

The mop was not washed after cleaning.

Solution

  • After cleaning, wash the mop and store it after drying it completely. If the mop gives off a strong odour, wash them using a neutral detergent and rinse them thoroughly using clean water.

Cause

The mop was not completely dried after it was washed.

Solution

  • The mop may gives off an odour if it is not dried completely. Be sure to use them only after drying it completely in a well-ventilated place.

The water tank gives off an odour.

Cause

The water tank was not emptied after cleaning.

Solution

  • After cleaning, be sure to empty the water tank and store it after drying it completely. If the water tank gives off a strong odour, wash it using a neutral detergent diluted with water, pouring diluted neutral detergent into the water tank and shaking the tank. After washing, rinse the tank thoroughly using clean water.

No water is sprayed.

Cause

There is no water in the water tank.

Solution

  • Fill the water tank with water.

Cause

The water tank has not been inserted correctly into the robot cleaner.

Solution

  • Reinsert the water tank into the robot cleaner.

Cause

The water control was set to the Dry.

Solution

  • Change the water supply mode in APP. The water supply is cut off in the Dry.

Cause

The water supply outlet is clogged with a foreign substance, such as calcium deposits left by water, etc.

Solution

  • Punch a hole through the clogged water supply outlet using a needle or a toothpick.

There is moisture in the water tank.

Cause

The water tank has not been emptied after use.

Solution

  • Empty out the water tank and let it thoroughly dry out of direct sunlight before storing.

The floor becomes dirty after cleaning.

Cause

The mop has not been washed after use.

Solution

  • Wash the mop after every use. Cleaning with dirty mop may makes the floor dirty.

Cause

There is liquid, coffee, animal waste or grease on the floor.

Solution

  • If there is liquid, coffee, animal waste or grease on the floor, wipe it up with another mop first before using the robot cleaner. Stains can be picked up by the mop and carried to other parts of the floor.

Cause

An excessively wide area was cleaned in one operation.

Solution

  • The mop may gets dirty fast according to the size of the area cleaned or the environment in which it is used. Clean the remaining area after washing the mop or replacing the dirty mop with a clean mop.

Cause

The room temperature is high.

Solution

  • Depending on the condition of the indoor floor, water will evaporate and odors may occur due to humidity. Ventilate when cleaning when the room temperature is high.