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Hobot LEGEE-D8 Maintenance Manual

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LEGEE-D8 Maintenance Manual
1
LEGEE-D8 Common Problems & Troubleshooting
2
INDEX
6
7
Frequently Asked Questions
LEGEE LuLu Common Problems & Troubleshooting
3
Errors & Engineering Mode
4
Hardware and Component Repair & Maintenance Precautions
5
LEGEE-D8 Component Replacement Instruction
LEGEE LuLu Component Replacement Instruction

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Summary of Contents for Hobot LEGEE-D8

  • Page 1 LEGEE-D8 Maintenance Manual LEGEE-D8 Common Problems & Troubleshooting LEGEE LuLu Common Problems & Troubleshooting Errors & Engineering Mode INDEX Hardware and Component Repair & Maintenance Precautions LEGEE-D8 Component Replacement Instruction LEGEE LuLu Component Replacement Instruction Frequently Asked Questions...

  • Page 2: Table Of Contents

    1. LEGEE-D8 Common Problems & Troubleshooting Slide No. Unable to Boot Up 1.2.1 Unable to Recharge by Charging Station 1.2.2 Unable to Recharge by LuLu 1.3.1 Unable to Return to the Charging Station 1.3.2 Unable to Return to LEGEE LuLu...

  • Page 3: Unable To Boot Up

    If voltage is not within the normal range, replace the battery. See 5.12 D7/D8-21700 Li-ion Battery Replacement If the battery is normal but still unable to boot up, replace the Main Board and test it again. See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 4: Unable To Recharge By Charging Station

    See 5.12 D7/D8-21700 Li-ion Battery Replacement Battery Voltage Battery Status 13 V~16.8 V Normal Run A/B test for the Main Board and the battery, replace if necessary. See 5.3 D8-Main Board Replacement See 5.12 D7/D8-21700 Li-ion Battery Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 5: Unable To Recharge By Lulu

    Run A/B test for LEGEE’s Main Board, Rear board and the battery, replace if necessary. See 5.15 D8-Inject Water Module Replacement See 5.3 D8-Main Board Replacement See 5.12 D7/D8-21700 Li-ion Battery Replacement D8-Rear Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 6: Unable To Return To The Charging Station

    Log in Engineering Mode to check the readings of the Dock Board. See 3.8 Dock Board Assessment Or run A/B test for the Dock Board and the Front PCB, then replace the failed part. See 5.18 D7/D8-Dock Board Replacement See 5.4 D8-Front PCB Assembly Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 7: Unable To Return To Legee Lulu

     Check LuLu’s IR readings in the engineering mode, change LuLu’s Dock Board if needed. See 5.15 D8-Inject Water Module Replacement See 3.9.1 LuLu IR Sensors Abnormal See 6.13 LuLu-Dock Board Replacement D8-Rear Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 8: Abnormal Movement Of The Device

    See 5.16 7/D7/D8-Lidar Replacement  Check if the Side Brush Module’s readings are within the normal range. If not, replace a new Side Brush Module. See 3.14 LEGEE’s Motor Assessment See 5.9 D7/D8-Side Brush Module Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 9 If the device is hitting the obstacles which the height is lower than the device…  Please wipe clean the FDS sensors and check the readings. See 3.12 FDS Sensor Assessment  Or replace the Front PCB Assembly . See 5.4 D8-Front PCB Assembly Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 10: Vacuum Is Weak

    See 5.14 D8-22N Vacuum Motor Assembly Replacement Run an A/B Test for the Vacuum Motor and the Main Board. Replace the Main Board if necessary and then test it again. See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 11: Brushroll Doesn't Work

    Picture1 Run an A/B Test for the Brushroll Motor and the Main Board. See 5.5 Brushroll Motor Replacement 02 03 Replace the Main Board if necessary and test it again. See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 12: Side Brush Is Not Spinning

    See 3.14 LEGEE’s Motor Assessment Run A/B test for the Side Brush Module and the Main Board. 03 03 Replace the Main Board if necessary and then test it again. See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 13: No Water Spray

    See 5.13 Water Pump Replacement & D8-Pipe Kits Replacement Check the readings of the Water Pump. See 3.14 LEGEE’s Motor Assessment If not, replace the Water Pump and test again. See 5.13 Water Pump Replacement & D8-Pipe Kits Replacement Picture3 LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 14: Water Leakage

    Check if the Spray Nozzles and the Pipes are firmly connected [Picture1]. Disassemble the device and check if the water leakage is inside the device. Picture1 Replace the Pipe Kits and test again. See 5.13 Water Pump Replacement & D8-Pipe Kits Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 15 Waste water tank is not Please fasten the waste water tank washing by LuLu fastened InstantDrain and the The waste water falls on LuLu's base of LuLu base InstantDrain is clogged Please clean the InstantDrain LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 16: Mopping Pad Is Not Mopping Or With Noise

    See 1.6 Brushroll doesn’t Work 02 03 Run A/B test for the Lifting Motor Module and the Main Board. Replace the Main Board if necessary then test again. See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 17: Wi-Fi/Hotspot Connection Issues

    “HBT-LEGEE-xxxx” or “TY-xxxx”, then choose “forget the device.” Picture1  Remove HOBOT LEGEE App and reinstall.  Disconnect other Bluetooth devices such as headphones or speakers. Can only detect the device that have been connected to the LEGEE App before.

  • Page 18: Lidar (Lds) Error Detection

    Check if the wire connection is loose. [Picture1]. Run an A/B test for the Lidar and the Main Board. 02 03 Replace the failed part if necessary. See 5.16 7/D7/D8-Lidar Replacement See 5.3 D8-Main Board Replacement Picture1 LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 19: Trash Bin's Compressor Is Mal-Functioning

    Check the compressing movement to see if it is jammed or there is any abnormal noise. If required, please replace the Trash bin, Trash bin motor module , or Main board. See 5.17 D8-Trash Bin Motor Module Replacement See 5.3 D8-Main Board Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 20 2.6 The Cleaning Nozzle is not Spraying Water 2.7 The Washing Brushes are not Working or Making Noise 2.8 The Washing Module is Stock or Making Noise 2.9 The Drying Function is Not Working 2.10 Water Tank Status Detection Error LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 21: Unable To Boot Up

    Check if the LED light on the top of LuLu is “blue”. If not, reconnect to the power source again or replace the LuLu’s Main Board or Adapter and test again. See 6.12 Adapter 20V/3.0A 100~240VAC Replacement See 6.6 LuLu-Main Board Replacement LuLu-Retainer Plate Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 22: Red/Pink Light Flashing

     Please make sure the water tanks are in place, the waste water tank has been emptied and the clean water tank is refilled.  Or please refer See 2.10 Water Tank Status Detection Error See 2.8 The Washing Module is Stock or Making Noise LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 23: Water Overflow

     Use the water bottle to remove the water from LEGEE’s water tank. 01 02 Make LEGEE-D8 to return to LuLu and press the button on the left to start washing and refilling process. After the washing and refilling process, please check: 01 03 ...

  • Page 24: Unable To Collect Waste Water

    See 2.10 Water Tank Status Detection Error Please check if the vacuum pump is functioning, please replace the 01 04 vacuum pump if needed. See 6.11 LuLu-Vacuum Pump Module Replacement LuLu-Retainer Plate Replacement See 3.15 LuLu’s Motor and Sensor Assessment LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 25: Unable To Refill Legee's Water Tank

    See 3.15 LuLu’s Motor and Sensor Assessment See 6.10 LuLu-Water Pump Replacement See 6.7 LuLu-Solenoid Valve_Refilling Replacement LuLu-Water Pump Support Replacement LuLu-Solenoid Valve_Washing Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 26: The Cleaning Nozzle Is Not Spraying Water

    See 3.15 LuLu’s Motor and Sensor Assessment See 6.10 LuLu-Water Pump Replacement See 6.7 LuLu-Solenoid Valve_Refilling Replacement LuLu-Water Pump Support Replacement LuLu-Solenoid Valve_Washing Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 27: The Washing Brushes Are Not Working Or Making Noise

     Please check if the cleaning brush and the cover are correctly installed. 01 02 Please check the readings of LuLu-Brush motor module, replace is needed. See 3.15 LuLu’s Motor and Sensor Assessment See 6.22 LuLu-Brush Motor Module Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 28: The Washing Module Is Stock Or Making Noise

    Please check the translation motor module, replace if needed. See 3.15 LuLu’s Motor and Sensor Assessment See 6.21 LuLu-Translation Motor Module Replacement Washing Module Rail Bottom of Washing Module LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 29: The Drying Function Is Not Working

    See 3.15 LuLu’s Motor and Sensor Assessment • Adapter See 6.12 Adapter 20V/3.0A 100~240VAC Replacement LuLu-Retainer Plate Replacement • LuLu-Main Board See 6.6 LuLu-Main Board Replacement • LuLu-Blower See 6.14 LuLu-Blower Replacement • PTC Heater See 6.19 LuLu-PTC Heater Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 30: Water Tank Status Detection Error

    02 02 Please check if the magnet is missing? [red circle part] 02 03 Check if the LuLu-Hall sensor is working, replace if needed. See 3.15 LuLu’s Motor and Sensor Assessment See 6.5 LuLu-Hall Sensor Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 31 How to Generate the Event Log 3.11 Cliff Sensor Assessment How to Read the Event Log 3.12 FDS Sensor Assessment 3.6.1 LEGEE-D8 Error Code Decoder 3.13 LDS Sensor Assessment 3.6.2 LEGEE LuLu Error Code Decoder 3.14 LEGEE’s Motor Assessment 3.7.1 Enter Engineering Mode 3.15 LuLu’s Motor and Sensor Assessment...

  • Page 32: Basic Workflow

    Takes a bout 5 minutes cut off the power. Re-orientation Stop water pump, solenoid Stop water pump, solenoid valve_refilling and valve_washing and LuLu installs Continue cleaning vacuum pump vacuum pump new firmware LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 33: Tips For Problem Solving

    See 3.5 How to Read the Event Log • Fall, spin, noise, not spraying, parts not moving, etc. • Log-in user’s HOBOT account then enter engineer mode to test the motors and sensors. See 3.7.1 Enter Engineering Mode 3. On-site test and part replacement.

  • Page 34: Error Codes

    • From Event Log sent by consumers See 3.4 How to Generate the Event Log See 3.5 How to Read the Event Log Please Log-in to HOBOT account and enter the Engineering Mode to check the readings. See 3.7.1 Enter Engineering Mode...

  • Page 35: How To Generate The Event Log

    3.4 How to Generate the Event Log Ask the consumer to collect the log for you Provide this page to the consumer as instructions. Add local service email Tap 5 times LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 36: How To Read The Event Log

    When you receive the mail from the consumer… download the LegeeD8Log.dat file in the mail attachment. EventLogReader.exe Open with Please note, this tool is only for D8 and LuLu. Select Open File, and choose the .dat file your just downloaded. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 37: Legee-D8 Error Code Decoder

    3.6.1 LEGEE-D8 Error Code Decoder Firmware Upgrade Status Code Malfunction Maintenance Error Code (Component Malfunction) Firmware Upgrade Failure Code Malfunction Maintenance Check 5.16 7/D7/D8-Lidar Replacement Lidar or 5.3 D8-Main Board Replacement Check 5.9 D7/D8-Side Brush Module Replacement Side Brush Module or 5.3 D8-Main Board Replacement...

  • Page 38: Legee Lulu Error Code Decoder

    LuLu-PTC Heater 6.19 LuLu-PTC Heater Replacement LuLu-Translation Motor 23 / 24 / 25 Check Washing module and the rail under it Module error LuLu-Brush motor Check if there’s obstacles on LuLu-Brush module error LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 39: Enter Engineering Mode

    3.7.1 Enter Engineering Mode Use Engineering Mode to Clarify the Problem Remotely  Ask the user to share their HOBOT account by showing the screen capture of the “share my LEGEE” page.  In case the user is using Quick login with a third party account: a) Apply a new HOBOT account and reconnect to LEGEE, or b) Use repair center’s HOBOT account and reconnect to LEGEE...

  • Page 40: Engineering Mode Interface

    Motor readings see the trace Device info & Motor readings Motor testing buttons & Make sure LEGEE-D8 is charging by LuLu, Motor readings then tap to enter LuLu’s Engineering Mode. The readings will be appear with about 5 Calibration/voice test/ second delay.

  • Page 41: Dock Board Assessment

    When the dock is connected to the Picture1 adaptor, the LED indicator will flash, then turn into “blue”. [Picture1]. When LEGEE-D8 touches the dock and starts charging, the LED indicator will flash “blue” light. Adjust the position of LEGEE-D8 in...

  • Page 42: Lulu Ir Sensors Abnormal

    3.9.1 LuLu IR Sensors Abnormal Adjust the position of LEGEE-D8 in front of LuLu, and observe the IRB readings in the Engineering Mode. 0x20 0x80 LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 43: Lulu Ir Sensors Tilted

    3.9.2 LuLu IR Sensors Tilted See 5.15 D8-Inject Water Module Replacement See 6.13 LuLu-Dock Board Replacement When LEGEE-D8 is parked in an odd D8-Rear Board Replacement position. (2) LEGEE LuLu (1) LEGEE-D8 Check if LuLu-Dock board is misplaced. Check if the Rear...

  • Page 44: Bumper Sensor Assessment

    3.10 Bumper Sensor Assessment Observe the Bumper Sensor readings while pressing the left(SW1), left-front(SW2), right- front(SW3) and right(SW4) of the Bumper. Bumper Status Readings Pressed Not Pressed LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 45: Cliff Sensor Assessment

    Cliff Sensor can detect the stair or gap that is higher than 6cm. Observe the Cliff Sensor readings: BCL, FCL, FCR, BCR. • Place LEGEE-D8 on the ground, depending on the surroundings, normal readings should fall in between 150~400. • The readings would gradually decrease when LEGEE-D8 is lifted away from the ground.

  • Page 46: Fds Sensor Assessment

    IR1 IR2 IR3 IR4 IR5 IR6 IR3, IR4, IR5, IR6. For the right 1 sensor reading: CIR. • Place LEGEE-D8 on the ground. If there is no obstacle (such as the charging station) in the front, the readings should be -100. When an obstacle is approaching, the readings would gradually increase.

  • Page 47: Lds Sensor Assessment

    • The red dots will reflect the surroundings, wave hands in front of LDS to test. • Check if the LDS cover sensor is working properly by squeezing the top of the LDS sensor cover, it should bunce back smoothly. Sensor Status Readings Squeezed Released LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 48: Legee's Motor Assessment

    30~70 Compactor Motor LDS Calibration should work normally when tap “Compactor” calibrate after changing Main Board or Lifting Motor should work normally when tap “Lift” Back IR Test tap to test Back IR LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 49: Lulu's Motor And Sensor Assessment

    (prepare a towel readings should between 10-50 to catch the ejected water) for Pump and 90-120 for Valve readings should between 10-50 for Blower Pump and 90-120 for Valve LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 50: Lds Calibration

    3.16 LDS Calibration (Please calibrate after Main Board or Lidar Replacement) Place the device as the Light-colored wall. No metal or dark-colored wall. below position 20 cm 40 cm LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 51: Back Ir Test

    3.17 Back IR Test Tap the “Back IR” button to test if LEGEE’s Back IR is functioning. Light-colored wall. No metal or dark-colored wall. Place the device as the below position 10 cm LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 52 4.2 Disassembling LEGEE-D8 4.3 LEGEE-D8 Configuration: Cover 4.4 LEGEE-D8 Configuration: Base 4.5 LEGEE-D8 Front PCB Assembly 4.6 LEGEE-D8 Front PCB Assembly: Sensors Configuration 4.7 LEGEE-D8 Main Board Layout 4.8 LEGEE-D8 After Maintenance: Connection check 4.9 LEGEE-D8 After Maintenance: Wires Check 4.10 LuLu Components Exploded View...

  • Page 53: Legee-D8 Components Exploded View

    4.1 LEGEE-D8 Components Exploded View (Cover 2-1) Part No Description LG888W0022 D8-IMD Nameplate LG888P9001 D8-Power switch LG777A0003 D7/D8-Cleaning tool D8-Water tank cover LG888W0026 assembly D8-Trash bin motor LG888W0018 module LG888W0061 D8-Inject water module LG888PCB04X D8-Rear board 42 LG888P2077-01 D8-Water filter screen...
  • Page 54 4.1 LEGEE-D8 Components Exploded View (Cover 2-2) Part No Description LG700P1002-01 7/D7/D8-Lidar LG888W0007 D8-22N Vacuum motor assembly LG668P0093B Water pump LG888W0024 D8-Pipe kits LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 55 4.1 LEGEE-D8 Components Exploded View (Base 2-1) Part No Description LG888W0019 D8-Sweep motor module LG888W0027 D8-Lifting motor module LG777W0014 D7/D8-Side brush module LG888W0015 D8-Front PCB assembly LG700PCB04X 7/D7/D8-Cliff module LG700P8006-01 7/D7/D8-Speaker LG888W0013 D8-Crankshaft assembly LG888PCB01X D8-Main board D7/D8-Brushroll motor module...
  • Page 56 4.1 LEGEE-D8 Components Exploded View (Base 2-2) Part No Description LG888W0017 D8-Base with sweep pad LG777P1001 D7/D8-21700 Li-ion battery D7/D8-Universal wheel LG777P2059 D7/D8-Brushroll cover LG777P2057 D7/D8-Brushroll LG777P2056 D8-Sweep pad LG888P2010 LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 57 4.1 LEGEE-D8 Components Exploded View: Modules Part No Description LG888W0024 D8-Pipe kits LG777W0009-02 D7/D8-Right wheel module LG668P0067 Caterpillar belt S5M LG668W0007 Wheel motor module LG777W0010-02 D7/D8-Left wheel module LG888W0015 D8-Front PCB assembly LG888W0004 D8-Bumper LG777W0006 D7/D8-Charging station LG777PCB05X D7/D8-Dock board...

  • Page 58: Disassembling Legee-D8

    Unplug A/B/C connectors Cover See 4.7 See 4.3 Base See 4.4 Tip: band at 45 degree angle to ※ C connector is against to power cable. easily unplug Please make sure to unplug it for safety concern. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 59: Legee-D8 Configuration: Cover

    4.3 LEGEE-D8 Configuration: Cover IR Sensor on Rear Board Power Compactor Switch Motor Trash Bin Sensor Vacuum Lidar Motor Water Pump Lidar Head Hit Sensor Inject water Module LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 60: Legee-D8 Configuration: Base

    See 5.4 Side Speaker Brush Main Board Module Brushroll Motor Module (Under Main Board) IR Sensor Bumper Sensor Right Left Cliff Sensor Wheel Wheel Module Module FDS Sensor Other sensors see 4.5~4.6 Lifting Motor Module LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 61: Legee-D8 Front Pcb Assembly

    4.5 LEGEE-D8 Front PCB Assembly Right-front Left-front Central IR Receiver Bumper Sensor Bumper Sensor Left IR Receiver Right IR Receiver Left-front Cliff FDS Sensors Right-front Cliff Sensor Sensor (Front) Left Bumper IR Detect Switch Sensor Assembly Left-rear Cliff Sensor Right-rear Cliff...

  • Page 62: Legee-D8 Front Pcb Assembly: Sensors Configuration

    4.6 LEGEE-D8 Front PCB Assembly: Sensors Configuration IR Receiver Bumper Sensor FDS Sensor LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 63: Legee-D8 Main Board Layout

    4.7 LEGEE-D8 Main Board Layout 1. Inject water Module 2. Left Caterpillar Belt Dock Module Battery 5. Front Board 1 6. Front Board 2 7. Side Brush Module Charging Module 12. Trash Bin Switch Water Pump Lidar Head Hit Sensor 8.

  • Page 64: Legee-D8 After Maintenance: Connection Check

    4.8 LEGEE-D8 After Maintenance: Connection check Make sure the cover is tightly closed Plug the battery wire after repair, and make Make the pipes are positioned in the right sure the wires are placed inside the cover place without being folded Attention OK: The wires are placed in the slots correctly.

  • Page 65: Legee-D8 After Maintenance: Wires Check

    4.9 LEGEE-D8 After Maintenance: Wires Check Please pay attention to how the pipes and wires are organized ＊Make sure the IR detect switch assembly and Bumper sensor are in position. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 66: Lulu Components Exploded View

    Top cover bracket_Right LG100P2007 Top cover bracket_Left LG100W0008 Float of waste water tank LG100P4006 Air seal sleeve LG100W0010 Water filtration module Filter packet of clean water LG100P9003 tank LuLu-Clean water tank pipe LG668P0107-08 (4*6mm) 190mm LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 67 4.10 LuLu Components Exploded View: Modules Part No Description LG100W0006 Tank station module LG100W0005 Charging station module LG100W0003 Washing base module LG100W0004 Washing module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 68 LG100P4001 LuLu-Button LG100P2009 LuLu-Button support LG100PCB04X LuLu-Button main board LG100P2026 Water tank station LG100PCB03X LuLu-Hall sensor LG700P2023 Check valve LG100PCB01X LuLu-Main board LG100P1006-01 Solenoid valve_Refilling LG100P1007-01 Solenoid valve_Washing LG668P0046-01 Water pump support LG668P0093B Water pump LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 69 4.10 LuLu Components Exploded View: Charging station module Part No Description LG100W0005 Charging station module LG100P2021 LuLu-IR cover LG100P4002 Refilling seal sleeve LG100PCB02X LuLu-Dock board LG100P2025 Retainer plate LG100P1004-01 Adapter 20V/3.0A 100~240VAC LG100W0011 Vacuum pump module LG100P1003 LuLu-Blower LG100W0012 LuLu-Charging contact module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 70 4.10 LuLu Components Exploded View: Washing base & Washing module Part No Description Part No Description LG100W0003 Washing base module LG100W0004 Washing module LG100W0001 Brush motor module LG100P9001 PTC heater LG100P7004 Round feet pad LG100W0002 Translation motor module LG100P2001 LuLu-Brush LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 71 (230mm) + (80mm) 4*6 mm LG100W0028 LuLu-Water pump and check valve pipe kits F&H (50mm) + check valve LG100W0029 LuLu-Washing and refilling pipe kits (160mm) + (640mm) LG100P4102 LuLu-Waste water pipe (6*9mm) 740mm (740mm) 6*9 mm LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 72: Refilling Water Flow

    4.11 Pipe Introduction Waste Water Tank→Ａ→Vacuum Pump→ＢUnder the Fan → Ｆ → Solenoid valve_Refilling → Ｇ → Refilling Outlet Clean Water Clean Water →Ｃ→ →Ｄ→Water Pump→Ｅ→Check Valve Tank Bottom Tank Top →Ｈ→Solenoid valve_Washing→Ｉ→Washing Module→Ｊ→Waste Water Tank LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 73 →Ｃ→ →Ｄ→Water Pump→Ｅ→Check Valve→Ｆ→Solenoid valve_Refilling→Ｇ→Refilling Outlet Tank Bottom Tank Top Solenoid Water Pump valve_Refilling Refilling complete: LuLu will stop refilling LEGEE’s water tank after 50 seconds or when LEGEE detects the water tank is full LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 74: Washing Water Flow

    4.12 Washing Water Flow Clean Water Clean Water →Ｃ→ →Ｄ→Water Pump→Ｅ→Check Valve→ →Ｈ→Solenoid valve_Washing→Ｉ→Washing Module Tank Bottom Tank Top Solenoid Water Pump valve_Washing LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 75: Waste Water Flow

    4.13 Waste Water Flow This pipe is behind the water pump Washing Module→Ｊ→Waste Water Tank →Ａ→Vacuum Pump→ＢUnder the Fan Waste Water Vacuum Pump LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 76: Lulu Main Board Layout

    ６. Solenoid valve_Washing LED Indicator 15. Debug1 7. Solenoid valve_Refilling 8. Dock Board 14. Debug2 13. Waste Water Tank Sensor 9. Charging Module 12. Washing Module Orientation Switch 11. Power Adapter 10. Washing Module Motors LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 77: Lulu Pcb Boards

    4.15 LuLu PCB Boards Buttons and Water Tank Sensor 1 LED Indicator Main Board Dock Board Water Tank Sensor 2 LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 78: Legee Lulu After Maintenance: Wires Check

    Tidy all the wires and cables in the cable trucking and tuck in the PTC Heater cable (with white tube) to secure. • Please use a LEGEE-688 remote control or engineering mode to remove water from the pipes and make sure all functions are working properly. LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 79 5. LEGEE-D8 Component Replacement Instruction Slide No. 7/D7/D8-Cliff Module LG700PCB04X Replacement Bumper Sensor Module LG700W0016 & IR Detect Switch Assembly LG888W0016 Replacement D8-Main Board LG888PCB01X Replacement D8-Front PCB Assembly LG888W0015 Replacement D7/D8-Brushroll Motor Module LG777W0023 Replacement D8-Sweep Motor Module LG888W0019 Replacement...
  • Page 80 5.1 7/D7/D8-Cliff Module Replacement LG700PCB04X 7/D7/D8-Cliff module The position of Cliff Module after disassembly Tip: Use a flat tip screwdriver to remove the Cliff Module from the base LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 81 5.2 Bumper Sensor Module Replacement LG700W0016 & IR Detect Switch Assembly Replacement LG888W0016 7/D7/D8-Bumper sensor module D8-IR detect switch assembly □ Bumper sensor module □ IR detect switch assembly LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 82 5.3 D8-Main Board Replacement LG888PCB01X Remove 4pcs screws D8-Main Board Important!!Please calibrate after replacing Main Board See 3.16 LDS Calibration LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 83 5.4 D8-Front PCB Assembly Replacement LG888W0015 D8-Front PCB Assembly Remove the cover to fin the D8-Front PCB Assembly Remove 4pcs screws LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 84 Please remove the main board in advance, See 5.3 D8-Main Board Replacement Remove 4 screws to unveil the cover Remove 2 screws from the brushroll motor The wires should be organized and positioned at the original place D7/D8-Brushroll Motor Module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 85 5.6 D8-Sweep Motor Module Replacement LG888W0019 Sweep Motor Module Remove 8 screws to unveil the cover The overall look after disassembly The wires should be organized and positioned at the original place LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 86 5.7 D8-Crankshaft Assembly Replacement LG888W0013 Remove 2 screws Remove 8 screws to unveil the cover D8-Crankshaft Assembly The metal hook should be tuck Press till in place under the plastic LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 87 5.8 D8-Lifting Motor Module Replacement LG888W0027 Remove the Crankshaft cover in advance, See 5.7 D8-Lifting Motor Module The overall look after disassembly Next Page Remove 4 screws to unveil the cover LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 88 Install Back Instruction The Black and White gear teeth should mesh each other The wires should be organized and positioned at the original place The black gear’s shaft should be lower than the recess’s top LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 89 5.9 D7/D8-Side Brush Module Replacement LG777W0014 D7/D8-Side Brush Module Remove the side brush Remove 3 screws and unplug the wire connection LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 90 5.10 7/D7/D8-Speaker Replacement LG700P8006-01 Remove 2 screws and unplug Unveil the plastic cover the wire connection Speaker Remove speaker The wires should be positioned at the original place after maintenance LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 91 5.11 Wheel Repair & Replacement Ａ. Wheel Motor Module LG668W0007 Ｂ. D7/D8-Left Wheel Module LG777W0010-02 Ｃ. D7/D8-Right Wheel Module LG777W0009-02 Ｂ Ｃ Ｃ Ｂ Ｄ Ｄ. Caterpillar Belt S5M LG668P0067 LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 92 5.11 Wheel Repair & Replacement D7/D8-Left Wheel Module LG777W0010-02 D7/D8-Right Wheel Module LG777W0009-02 Remove the tape to withdraw the wires Remove 2 screws and unplug the wire connection from each side Next Page LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 93 5.11 Wheel Repair & Replacement: Install/Uninstall the Wheel Module Notice! The springs may bump off! Tip: Working on the edge of the table is Remove the Wheel Module helpful for assembly LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 94 5.11.1 Caterpillar Belt S5M Replacement LG668P0067 Caterpillar Belt S5M 1.Belt and Wheel’s teeth should mesh each other 2. 2 Wheels(with screws) should face Remove 4 screws toward the same side. Install the gear back at correct position LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 95 5.11.2 Wheel Motor Module Replacement LG668W0007 Remove 5 screws Wheel Motor Module Picture A 1. Please check the grease condition after disassembly 2. Please refer to Picture A for the correct grease amount. To add sufficient(not overflow from the cover LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 96 5.12 D7/D8-21700 Li-ion Battery Replacement LG777P1001 21700 Li-ion Battery Remove 3 screws The overall look of disassembly Unplug the wires LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 97 5.13 Water Pump Replacement LG668P0093B & D8-Pipe Kits Replacement LG888W0024 Make sure the pipes are firmly plugged in Water Pump (without the pipe) Don’t fold the pipe D8-Pipe Kits Next Page LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 98 Disassemble the wire Arrange the pipes before in S-shape to replacing the avoid blockage water pump The look of disassembly LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 99 5.14 D8-22N Vacuum Motor Assembly Replacement LG888W0007 Use flat head screwdriver Remove 4pcs screws to lift the cover Vacuum Motor Assembly Unplug the wires and then take out the motor LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 100 D8-Inject Water Module complete module Remove 2 screws from the Inject water module Disconnect the water pipe Slide out the rear board The look of disassembly Unplug the connection to replace a new rear board LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 101 5.16 7/D7/D8-Lidar Replacement LG700P1002-01 Lidar Lidar Back Front The wires should be positioned at the original place and fastened by an electrical tape after maintenance. Next Page LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 102 Remove inject water module and the pipes Remove 3 screws to loose the check Remove 2 screws to unveil the cover valve and Inject Water Module Remove 2 screws to take out the metal plate Remove Lidar head hit sensor LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 103 5.16 7/D7/D8-Lidar Replacement LG700P1002-01 Remove the electrical tape Unplug the connection Remove 2 screws to unveil the plastic cover Next Page LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 104 See 3.16 LDS Calibration Install Lidar head hit sensor against to the The wire need to pass through the cover. Screw back the pipes and Inject pillars and cover back. Fasten with 3 screws. Water Module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 105 Remove 2 screws to take out water level detectors) the metal plate on the motor from the wires Trash Bin Motor Module (with water level detectors) Remove 1 screw then take out the Trash bin motor module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 106 Wire end’s bump side up. side and the slots Put in the screw accordingly. Place a silicon gasket from the The wires should be organized and positioned at the original place screw’s end LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 107 Unscrew 4pcs screws on the back side of the Unscrew 2pcs screws on the bottom charging station of the charging station Disassemble the charging station Unscrew 1pc screw then unplug the wire Take out the dock board LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 108 LuLu-Washing and refilling pipe kits -Washing Pipe: Ｇ 6.11 6.23.1 Retainer Plate LG100P2025 Replacement LG100W0029 Replacement Adapter 20V/3.0A 100~240VAC & Retainer Plate LuLu-Washing and refilling pipe kits Refilling Pipe: Ｉ 6.12 6.23.2 LG100P1004-01/LuLu-Retainer Plate Replacement LG100W0029 Replacement 6.13 LuLu-Dock Board LG100PCB04X Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 109 6.1 LuLu-Rear Cover Replacement LG100P2006 Unscrew 8pcs screws to remove rear cover The interior after removing the rear cover LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 110 6.2 LuLu-Top Cover Replacement LG100P2004 LuLu-Top Cover Bracket Replacement LG100P2008/LG100P2007 Unscrew 3pcs screws to disassemble the top cover Top Cover/Top Cover Bracket LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 111 6.3 LuLu-Front Cover Replacement LG100P2005 Unscrew 2pcs screws on each side 按鍵 and 2pcs screws in side of water tank container Use flat head screwdriver to lift the side of the cover LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 112 6.4 LuLu-Button Replacement LG100P4001/LG100P2009/LG100PCB04X Disconnect the cable Button Button support Button Main Board Unscrew 2pcs screws LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 113 6.5 LuLu-Hall Sensor Replacement LG100PCB03X Hall Sensor (for both waster water tank and clean water tank) unscrew Disconnect the cable LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 114 6.6 LuLu-Main Board Replacement LG100PCB01X Main Board NG (up side down) When re-install, please pay Disconnect all the cables then unscrew 4pcs screws. attention to make sure it is installed in correct orientation. LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 115 6.7 LuLu-Solenoid Valve_Refilling Replacement LG100P1006-01 LuLu-Solenoid Valve_Washing Replacement LG100P1007-01 Unscrew Disconnect the pipes LuLu-Solenoid LuLu-Solenoid Valve_Refilling Valve_Washing (Left side, red and (Right side, yellow blue wire) and white wire) LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 116 6.8 Check Valve Replacement LG700P2023 6.9 LuLu-Refilling Seal Sleeve Replacement LG100P4002 Refilling Seal Sleeve Check Valve Disconnect the pipes Remove by hand LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 117 LG668P0093B/LuLu-Water Pump Retainer Plate Replacement Support Replacement LG100P2025 LG668P0046-01 Vacuum Pump Retainer Water Pump Water Pump Support Unscrew 2pcs screws and disconnect 2 pipes Unscrew 2pcs screws to remove the retainer and disconnect 2 pipes LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 118 6.12 Adapter 20V/3.0A 100~240VAC 6.13 LuLu-Dock Board Replacement Replacement LG100P1004-01/LuLu- LG100PCB04X Retainer Plate Replacement LG100P2025 Dock Board Retainer/Adapter Unscrew 2pcs screws and remove the Disconnect the cable and unscrew 2pcs screws retainer to release adapter LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 119 6.14 LuLu-Blower Replacement LG100P1003 Caution! Heater is under the blower Blower Take out the top first Remove the tape LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 120 Disconnect*7 • 4 Pipes • Waste Water Tank→Ａ→Vacuum Pump • Washing Module→Ｊ→Waste Water Tank • Solenoid valve_Refilling→Ｇ→Refilling Outlet Unscrew 2pcs screws on the left Unscrew 2pcs screws on the right • Solenoid valve_Washing→Ｉ→Washing Module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 121 Must Separate LuLu-Water Tank Station Module & LuLu-Charging Station Module See 6.15 Separation: LuLu-Water Tank Station Module & LuLu-Charging Station Module IR Cover Unscrew 5pcs screws behind the IR cover Slide up the IR cover LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 122 Separate LuLu-Water Tank Station Module & LuLu-Charging Station Module See 6.15 Separation: LuLu-Water Tank Station Charging Contact Module Module & LuLu-Charging Station Module Unscrew 2pcs screws and remove the spring Take down the charging contact LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 123 Secure the spring and insert the other end to the slot charging contact pay attention to the wire color When facing the charging contacts Red wire is on the left Black wire is on the right Screw back 2pcs screws LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 124 6.18 Separation: LuLu-Charging Station Module LG100W0005 & LuLu-Washing Base Module LG100W0003 Does not need to disconnect wires, cables or pipes. Remove blower Unscrew 2pcs screws on both sides See 6.14 LuLu-Blower Replacement LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 125 6.18 Separation: LuLu-Charging Station Module LG100W0005 & LuLu-Washing Base Module LG100W0003 Lean the top part toward the left side, disconnect the wire and pipe at the same time 1. Pipe “B” 2. Heater LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 126 Take out the PTC heater Separate LuLu-Charging Station Module & LuLu-Washing Base Module PTC Heater When installing the PTC heater, the wire should face inner side of the shell and make sure it passes through the gap LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 127 Cable: #10 Washing Module Cable • Pipes: Washing Module→Ｊ→Waste Water Tank→Ｉ→Washing Module Washing Module Unscrew 4pcs screws to remove the front bar the front bar The screw holes Unscrew 3pcs screws to detach the washing module from LuLu LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 128 See 6.20 Take Down Washing Module LG100W0004 Unscrew 4pcs screws to remove the back cover After removing the back cover Translation Motor Module Disconnect the cable to remove the translation motor After removing the translation motor LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 129 6.21 LuLu-Translation Motor Module Replacement LG100W0002 Install Back Instruction Pay attention to loop the wire through the gaps LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 130 Unscrew 3pcs screws to remove the middle cover Flip the middle cover to the right and unscrew 2pcs more screws When reassembling, please ensure the spring is back in place before closing Brush Motor Module LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 131 Washing Module from LEGEE-LuLu See 6.20 Take Down Washing Module Disconnect the pipe Flip to the back and remove the pipe from the nozzle Remove the cleaning brushes and unscrew 1pc screw to remove the spraying nozzle LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 132 LuLu-Washing Base Module and disconnect refilling pipe Module & LuLu-Washing Base Module Look from Press down the latch with thumb and index finger and push out the refilling nozzle here Look from here Pull out to disconnect the pipe LEGEE-D8 LEGEE LuLu Maintenance Manual...
  • Page 133 About Navigation and Map Creation About Auto Recognition Mopping & Smart-Lifting Mopping Pad About Water Tank and LEGEE Detergent & Cleaning the Cleaning Cloth About Cleaning Effectiveness & Trash Bin About Maintenance and Accessories & APP Connection LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 134: About Recharging

    LEGEE is moved. Tips when charging LEGEE.  The power consumption is very low when LEGEE is standing by, letting LEGEE stay connected to the charging station can help to maintain the battery’s best performance. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 135: About Navigation And Map Creation

    The default map will be displayed if LEGEE is able to match the surroundings, the divided areas, virtual map for cleaning. barriers and virtual boxes will also be followed when cleaning. When LEGEE failed to identify the default map and settings, it will clean thoroughly to create a new map. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 136: About Auto Recognition Mopping & Smart-Lifting Mopping Pad

    Since there may be a situation where the cleaning cloth lightly touches the ground due to the the wet cleaning cloth after the mechanism tolerance, it’s recommended to purchase the waterproof mat to protect the wooden cleaning task completion? floor. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 137: About Water Tank And Legee Detergent & Cleaning The Cleaning Cloth

    It can run for a maximum of 4 hours each time. If used every day for one month, it would consumption when drying the mop? consume 0.025 * 4 * 30 = 3 kWh of electricity. LEGEE-D8 LEGEE LuLu Maintenance Manual...

  • Page 138: About Cleaning Effectiveness & Trash Bin

    LEGEE-D8 would be the wise choice. About Trash Bin LEGEE-D8 detects the electricity current to identify the trash bin’s condition. If the trash bin is too It shows that the trash bin is still full full to weaken the suction power, the alert message would pop up. If the condition is not resolved after you've emptied it and washed after empty the trash bin, please clean or replace the screen filter.

  • Page 139: About Maintenance And Accessories & App Connection

    LEGEE can work following the schedule queue even when it is offline, all the offline? cleaning data will be stored in the device first, when it is connected again, the stored data will show up on the App. LEGEE-D8 LEGEE LuLu Maintenance Manual...

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