Frequently Asked Questions (FAQ)

LED Indication

Charing

  • solid (No beep) UPS charging.
  • solid (No beep) UPS fully charged.
  • Operating

  • flashing (No beep) Low UPS battery, please refer to FAQ Q1 to resolve. Q1 &#128070
  • solid (No beep) Cleaning with water spray.
  • solid (No beep) Cleaning without water spray.
  • flash once (No beep) Spraying water.
  • solid (One long and two short beeps) Cleaning completed.
  • Light is off (One beep) Air leakage, HOBOT will reverse.
  • flashing (Continuous alert) Power disrupted, please reconnect to the power source. In case there’s power outage or unable to re-establish the power source, please refer to FAQ Q2 to resolve. Q2 &#128070
  • flashing (No beep) Please refer to FAQ Q3 to resolve. Q3 &#128070
  • flashing (Two beeps) Hardware failure. Please contact a local retailer or an authorized dealer for repairs.
    1. Charging UPS battery.
    2. If HOBOT is not in use for a long period of time, store it in a dry and safe location. The battery will need to be charged every 4 to 6 months to maintain battery life. If the battery can not be fully charged after 3 to 4 hours, please contact a local retailer or an authorized dealer for battery replacement.

    3. HOBOT stops working due to power outage with long alert and red, blue light flashing.
      1. Hold the safety rope with one hand and grasp HOBOT tightly with the other hand to remove HOBOT off the glass.
      2. Switch off HOBOT in a safe area.
      3. Check if the power cord is damaged or broken.
    4. Blue and red light flashing with beeping sound when HOBOT fails on completing the initiation check.
      1. Whether the cleaning cloth is too dirty.
      2. Glass stickers and window film have a friction factor that is too low.
      3. If the window has been cleaned many times, the glass surface will become very slippery.
      4. The glass surface will become slippery if cleaned several times in a low humidity environment such as in an air-conditioned room.
      5. Please keep it 10 cm or more away from the window frame when placing HOBOT to avoid false detection.
    5. HOBOT slips and cannot detect the upper frame of window in "Auto Up then Down " mode.
    6. Please switch to left or right auto cleaning mode.

    7. HOBOT slips and can’t move upward to the top of the window.
      1. Please clean the caterpillar belts.
      2. The friction factor is too low, usually caused by the glass stickers or window film on the glass.
      3. The cleaning cloth might be too wet.
      4. If the window has been cleaned many times, the glass surface will become very slippery.
      5. The glass surface will become slippery if cleaned several times in a low humidity environment such as in an air-conditioned room.
      6. Please keep it 10 cm or more away from the window frame when placing HOBOT to avoid false detection.
    8. HOBOT cannot finish cleaning the whole window and stops during the middle of the work.
    9. Please switch to left or right auto cleaning mode.

    10. White light flashing with beeping sound when HOBOT stops at the edge of the glass.
    11. Some glass sealing strips are very flat that HOBOT sometimes can ride/stuck on them and cause air leakage, please move HOBOT to 10 cm or more away from the window frame and use or auto cleaning mode to continue.

    12. HOBOT does not move smoothly, or it moves irregularly.
      1. Please clean the caterpillar belts.
      2. Glass surface has different friction factor areas due to glass stickers, window film, and so on. Please limit use the HOBOT to certain areas of the window.
    13. HOBOT does not stop cleaning after completing the task.
    14. Please press "STOP" or ""OK" button to stop HOBOT.

    15. Unable to link to App/HOBOT
      1. Please turn on Bluetooth function on your smartphone and connect.
      2. Please check the Bluetooth device list on your smartphone and select "HOBOT".
      3. Please restart HOBOT and App.
    16. HOBOT does not spray water.
      1. Check if you have turned on the spraying function.
      2. Clean the ultrasonic nozzle with a soft, dry and clean cloth.
      3. Replace the water tank after tried above.

    If any problems occur and this manual cannot provide the solution you need, please contact a local retailer or local authorized dealer.