iRobot Scooba® Service Manual
Contents
1. Scooba Chassis Disassembly Appendix K Glossary iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Scooba Service Process This manual details the steps of a Scooba Service Procedure 1 Customer Call A Inspect Parts B Clean Scooba tank filters ports and brush C Charge Battery 3 Visual mn Gaerne AA EE 5 Built in sae 7 Fix amp Retest Robot test BiT Clean 8 Charge amp test Battery ea e 9 Test Power Supply 10 Test Virtual Wall 6 Capture BiT 11 Pack L 01 Customer Call Scooba issues can be examined over the telephone by guiding a customer through a troubleshooting process see Appendix A and Appendix D At a minimum the customer should be asked to perform the following troubleshooting steps A Inspect proper placement of 1 Brush Battery Filter Vacuum Flow Tube and Tank B Clean Scooba 1 Clean the cliff sensors under the bumper with compressed air 2 Remove any hair or obstruction from the wheels 3 Remove any hair or obstruction from the brushes 4 Clean out the filter and tube 5 Rinse the tank and refill the clean before running O C Perform a Battery Reset not applicable to customers that use a Charging Base 1 Unplug Scooba from Power Supply and take the battery out 2 Press the POWER button for 5 seconds 3 Reseat the Battery 4 Wait 5 sec2. and the Air Exhaust The exhausted air has been filtered and is free of dirt 3 Water Outlet Water is deposited on the floor via two nozzles in front of the main brush Debris Air Jet Dry Vacuum from fan Port Air Exhaust from fan Wet Vacuum Port Water Jet nozzles iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 13 iRobot Scooba Top Chassis Water clean Tank to jet nozzles Air water wet vacuum port to tank Air dirty Tank to fan Air dry vacuum port to dirty Tank iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 14 iRobot Scooba Tank and Brush When viewing the Tank from below the transparent part holds clean liquid while the opaque part holds dirty liquid The clean Tank can hold up to one liter of fluid Tank Magnet Poppet Valve K anti vacuum Pan Solution Valve Seals to dry vacuum port Seals to Filter Dirty Tank Full sensor iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 15 iRobot All suction from the floor is directed into a compartment in the Tank that has a ball check valve The valve is open when the Tank is in the horizontal position as shown in the cross section of the tank below A When the valve is open
3. iRobot 2 Remove bumper 2 screws E Cs woth 0 de ua eis fo t ees po Oo Peet Sor mp Pos m et pee 9 qua im et ene D a T i iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 58 iRobot 3 Remove screws in lower chassis 10 screws C lear a beh omy fr P s ees pe Os Peet Sow oy ee phen net Gata 9 Qua enn pO et iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 59 iRobot 4 Remove screws along user panel 6 screws 5 To open chassis cover do the following o Remove white flexible cable by pulling it out of user panel o Push suction valve down as chassis top is removed iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 2004 unin irahot com 60 iRobot Appendix K Glossary BiT o Built in Test Chassis o The plastic frame of the Scooba Encoder o A sensor that relays information to the robot o An IR avoidance beam that ensures the Scooba does not bump Force Field into it Force field is used in the Home Base and Virtual Wall Infra Red IR o Light with wavelengths greater than those of visible light Light Emitting Diode LED o Semiconductor light source that emits visible light or invisible infrared radiation Mobility o Capable of moving or being moved readily Overcurrents o Ex
4. 29 iRobot General Battery Maintenance Tips e Battery Storage For best battery performance Scooba s battery should be stored in a cool dry place immediately after charging completes While charging battery in Scooba leave the Tank off or wide open to keep the battery cool If Scooba will not be used for two weeks or more it is best to unplug the power supply remove the battery and store the battery in a cool dry place e Battery Life Fully charge Scooba s battery 3 to 4 hours before each cleaning cycle When fully charged Scooba s battery will always last longer than a full Clean cycle e 16 Hour Refresh Charge With regular use Scooba s battery will fully charge in about 3 hours In some circumstances a longer 16 hour refresh cycle will be required This longer charge reconditions the battery when it is depleted and helps extend Scooba s battery life Battery Troubleshooting e Problem Charging in hot conditions may cause the battery to overheat and Scooba will stop charging until the battery cools down In this on and off situation Scooba may not accurately monitor the battery s capacity and result in a short runtime Fix Do a Battery Reset Remove Scooba from the Power Supply pull out the Battery wait 5 seconds reseat the Battery wait 5 seconds and replug the Power Supply e Problem Batteries will discharge when left in the Scooba as there is a sleep current of 11 mA Fix Keep the battery out of S
5. s LED Brush LED LED Panel LEDs Check correct flashing of LEDs Press CLEAN to advance to the first test External None this test makes All LED s External Watchdog sure that the processor will go out watchdog Test can reset if it gets briefly and test passed locked up then return to normal state Bumpers Press and release left Left bumper Board rev Right board rev bumper Press and pressed ID OK bumper release right bumper gt 3 pressed iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 46 iRobot Side Cliff Sensors Briefly lift robot s left side to simulate cliff left Briefly lift robot s right side to simulate cliff right Cliff left detected Cliff right detected Front Cliff Wall Sensors Side Wheel Drops Briefly lift front of robot to simulate cliff front Briefly simulate a wall Lift robot for one second to cause a wheel drop on left wheel then do the same for the right wheel Cliff front detected Left wheel drop detected Wall detected Right wheel drop detected Front wheel drop stasis Briefly lift robot to cause a wheel drop on the caster Spin caster while dropped and verify that lights do not change Hold the robot so it s resting on just the front caster holding the other wheels in the air Move the robot forward one foot to cause the stasis switch
6. BiT 12 Pump BiT 13 Tank Level Sensors BiT 14 to 15 Left amp Right Wheel BiT 16 Wheel Encoders BiT 17 Charger Detector BiT 18 Battery Sensor BiT 19 to 23 Charger tests BiT 24 Software Version Scooba Battery General Battery Maintenance Tips Battery Troubleshooting Scooba Power Supply Power Supply Troubleshooting Scooba Charger Base iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Charger Base Troubleshooting Scooba Virtual Wall Virtual Wall Troubleshooting Appendix A Troubleshooting Flowchart via Telephone Appendix B User Panel Lights Service Light Power Button and Light Clean Button and Light Check Tank Light Check Brush Light I m Stuck Light Appendix C Scooba Serial Number Format Appendix D Scooba Error Codes Appendix E Scooba OSMO OSMO Download Procedure Appendix F Scooba Built in Test Scooba Built in Test Procedure iRobot Data Capture Alternative Data Capture without iRobot software Appendix G Scooba Built in Test Limits Appendix H Battery Test Procedure Appendix I Power Supply Test Procedure Appendix J Suggested Maintenance Procedure Scooba Dry Vacuum Squeegee Replacement Scooba Cleaning Head Disassembly Scooba Wheel Replacement
7. to activate at least 3 times Caster wheel drop detected Stasis switch status Tank filter cleaning head present switches Remove the tank Briefly remove and re insert the filter Briefly remove and re insert the cleaning head Re insert the tank Tank removal detected Filter removal detected Cleaning head removal detected Light sensor None Test automatically passes for Scoobas without light sensors Tester can skip by pressing clean button Light sensor sees darkness Light sensor sees brightness iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 47 iRobot Rcon IR Receiver Point a virtual wall at the rcon IR receiver Then point the virtual wall away or turn it off Point a Roomba remote control at the rcon IR receiver and briefly press any button except Power Virtual wall signal at rcon IR receiver Remote signal at rcon IR receiver 10 Main Brush Make sure brush is unobstructed Wait until POWER LED is constantly GREEN for 1 second Then stall the main brush until Check tank LED is constantly yellow for 1 second Main brush turns on Brush overcurrent stall Brush current OK 11 Vacuum None Vacuum turns on Vacuum stall Vacuum current OK 12 Pump None If it fails use a
8. Ae se ey E P iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot BiT 14 to 15 Left amp Right Wheel Customer complaint O Scooba is not driving straight O Scooba is driving in circles O Scooba gives an error of uh oh and 5 beeps o Wheels sound loud equal resistance gt Optional unscrew the two tires and check for debris on the inside of the wheel see A gt Remove the front caster and inspect for debris BiT REPAIR STEPS gt Check the tires for wear Confirm they turn with Scooba Core Robot REPLACEMENT PART BiT 16 Wheel Encoders Customer complaint o Scooba circles stops circles o Scooba circles and backs up o Scooba ends with uh oh and 5 beeps gt A dirty encoder causes a type of circle dance BiT REPAIR STEPS gt A broken encoder causes it too back up a distance circle and so forth PART Scooba Core Robot REPLACEMENT iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 26 iRobot BiT 17 Charger Detector gt If this step fails try again with known good Power Supply If the problem persists replace Scooba BiT 18 Battery Sensor gt This step does not require tester interaction If the step fails try again with another charged Battery If prob
9. Is the user letting the 5 minute drying cycle complete The dry cycle is not intended to dry the floor but dry the internal tubing in the Scooba so it does not leave a puddle on the floor Rinse out the Filter and all ports on the underside of the Scooba Tank since they may be clogged Ensure that all the squeegees dry and wet are not ripped or bent If the dry vacuum squeegee is rippled or bent you can take some dish soap between your thumb and index finger and run it along the squeegee to straighten it out iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 43 Floor too dry Sticky valve Bad tank seal Charging Failure Short run time lt 60 min Gets stuck on transitions iRobot e Note A blinking CLEAN light signifies it is in dry mode and no water is being placed on the floor e Use the Scooba Bulb on the solution valve and squeeze air through the pump 3 times c a z e Ensure there is liquid in the clean Tank e Make sure the Battery is in place with the yellow tabs tucked into the battery latch Ensure the Tank is properly latched into robot e Ensure the Filter and Vacuum Flow Tube are properly installed e Fill clean Tank Using a pen tip push on the poppet valve to ensure a flow is coming out Test over sink e Is the Battery properly seated e Is the Power Supply light off or flashing If yes Scooba and the Power Supply may need
10. and continue fixing until BiT passes Appendix F iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot 08 Scooba Battery Test Fully charge the returned Scooba Battery Test the returned Battery ai aoe o Battery Voltage Test Battery o Battery Voltage Drop Test Shaper Optional Discharge the Battery by running it in a Scooba or using a battery discharger discharge the Battery at a constant 2 9V to 1V per cell The discharge time should be about 60 minutes If not replace the Battery 09 Scooba Power Supply Test Test returned Power Supply ET amp o Output Voltage G o Solid green light under load PPY chapter If the Power Supply light is off or blinking while charging replace the Power Supply 10 Virtual Wall Test Test returned Virtual Wall o Insert charged batteries if its light is blinking o Clean Virtual Wall IR emitter Troubleshoot Virtual Wall pg 37 11 Re Pack Scooba To avoid depleting the Battery during shipment do not ship Scooba back with the Battery inserted in Scooba Wrap the Battery separately Also remove any water left in the Tank Use the Scooba Bulb to remove the water that will not come out naturally iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Scooba Floor Washing Robot Scooba
11. heavy material water and dirt is allowed to pass into the dirty Tank while light material air and hair moves passed the Filter to the impeller fan The valve is closed when the tank is in the vertical position B Note A customer needs to transport the Tank by holding the tank vertically from the tank handle If the tank is flipped on its side or spun around water from the dirty tank will spill out of the tank ports iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 16 ireobot Service Procedure based on Built in Test Every Scooba that is serviced is required to undergo a Built in Test BiT which will then dictate how to best service the Scooba A Scooba needs to pass the BiT before being returned to a customer The following Service Procedure is based on failed BiT steps or specific Scooba symptoms Basic troubleshooting steps are detailed but as a last resort a replacement part is suggested BiT O Panel LEDS Customer complaint 2 O Scooba lights do not turn on E O Scooba enters BiT when power is started N p lt a z gt Press both buttons on the user panel and make sure they z snap in and out If not replace user interface panel Z fox Ze Q e Scooba Core Robot lt a z BiT 1 External Watch Dog Test This step does not require tester interaction The robot performs a self check to verify that th
12. within 8 feet of a Roomba Home Base When turned on the Virtual Wall will turn off automatically after approximately 2 5 hours The batteries last for about 140 hrs of operations Infrared Avoidance Force Field Emitter Infrared Beam Emitter Strength Setting in feet or meters Battery LED Status Power Button iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 34 iRobot at aS Bane Ro A Rx force field diameter Py he f 6 s a o a beam spread angle s a ka a e amp oy e T v te e amp 8 TT Eds Top view of Virtual Wall and beam spread Virtual Wall Troubleshooting Ver e Ifthe Virtual Wall is turned on but the battery status light is off or flashing the batteries are low Check the batteries and the virtual battery door If new batteries still cause issues do a battery reset Remove virtual wall batteries and press the power button for 5 seconds Replace battery e If Scooba goes through the virtual wall beam wipe Scooba s RCON and the infrared field emitter on the Virtual Wall and retest mobility through the beam e To test the Virtual Wall strength set the Scooba in Built in Test 9 Make sure that the Virtual Wall battery status light is on and not flashing Set the Virtual Wall to the highest setting and bring the Virtual Wall 2 5 meters away from the Scooba bumper Verify that the Check Tank light is lit and
13. 3000 Fax 781 430 3001 www irobot com 39 iRobot Appendix D Scooba Error Codes Dead battery song POWER button red The battery is low and needs recharging Ehh e Cliff sensors are dirty or need repair No beeps e Wheel is stuck or off the ground uh oh 1 beep e Wheel drop error uh oh 2 beeps No bump error caster error uh oh 3 beeps Constant bump error Do Battery reset Fully charge Battery in Scooba or Charging Base until fully charged In case of battery low Scooba will complete the dry cycle before stopping and giving error Remove the Tank and turn Scooba over Check for any dirt underneath the bumper and in the three cliff sensor housings Use compressed air to blow them out Is the front Caster in place e Remove the Tank and turn Scooba over Check all three of the wheels turn them and make sure they are not obstructed and that they can pop in and out Remove the Tank and turn Scooba over and inspect the wheels Replace tires if worn or torn Push each wheel in out and turn them for resistance Remove the front caster and inspect for dirt Reinsert and make sure it can spin freely pivots and rotates Place Scooba back on the floor Reseat the tank and restart the Clean cycle Note This error can be triggered by a threshold in the environment causing Scooba to get stuck The front wheel may be stuck Ensure that the front caster can sp
14. POWER light will blink red until the software is properly loaded again OSMO is very easy to install please follow the steps below 1 Remove the power supply 2 Attach a charged Battery into your Scooba 3 Line the OSMO up so the serial connector is facing towards the serial port 4 Once plugged in the OSMO and the Scooba s power light will flash for a couple of minutes and then the power light will turn solid green 5 Remove OSMO The upgrade is now complete iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 45 iRobot Appendix F Scooba Built in Test A Serial Cable can not be attached to Scooba during Built in Test Scooba Built in Test Procedure To put Scooba into Built in Test mode 1 Power Scooba OFF if not already OFF by pressing the POWER button 2 Hold down the CLEAN button 3 Power Scooba ON by pressing and releasing the POWER button 4 Keep holding down the CLEAN button for about 0 5 SECONDS until you hear a series of ASCENDING BEEPS and the user panel LEDs start flashing For AUTO ADVANCE mode 5 Release the CLEAN button For MANUAL ADVANCE mode 6 Continue holding down the CLEAN button for a total of 3 SECONDS until you hear a second series of DESCENDING BEEPS 7 Release the CLEAN button Test Name Tester Action Robot Left Middle Right Power Action Check Tank Check I m Stuck LED
15. Scooba bulb to push air through the pump Pump turns on Pump stall Good pump encoder signal Pump current OK 13 14 Tank level sensors Left Wheel Ensure tank is inserted and empty Wait 5 seconds until middle LED lights Remove tank Add a tank with some liquid in the clean and dirty tank and insert in Scooba Wait for clean tank sensor light to activate Tilt the robot if necessary to light the dirty tank light Pump turns on Left wheel Clean tank level sensor active IE sees water Left wheel Lights when the test is waiting for the tester to remove the tank amp fill it Dirty tank level sensor active IE sees water Left motor Make sure wheels are in the air and unobstructed Wait until POWER LED is constantly GREEN Then stall left wheel until Check tank LED is constantly yellow for 1 second turns in forward direction overcurrent stall current and encoder speed OK iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 48 iRobot 15 Right Wheel Make sure wheels are Right wheel Right Right motor in the air and turns in wheel current and unobstructed Wait forward overcurrent encoder until POWER LED is direction stall speed OK constantly GREEN Then stall right wheel until Check tank LED is constantly y
16. Terminology RCON Virtual Wall Power Sensor Clean button button Bumper User Interface UI Wall Sensor Charging Socket m e Receiver Cliff Sensors Front Caster Dry Vacuum Squeegee Air Exhaust Dry Vacuum Port Main Brush Drive Wheel eds O eS Bo V ae Ra p Tire Wet Vacuum Squeegee iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Battery Pocket Tank Eject f Serial Port Solution Valve A Sensor Brush Eject Filter Vacuum Flow Tank Receiver Tube api de iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 10 iRobot Scooba Cleaning Methods 4 cleaning methods in 1 pass Washing liquid is deposited on the floor from the clean tank Scrubbing brush gently scrubs floor to remove dirt on floor Wet vacuum vacuum sucks up liquid into the dirty tank ed eae While Scooba cleans it calculates the best path to clean the floor The cleaning cycle may last between 5 and 45 minutes Before it ends the cleaning cycle Scooba will enter a 5 minute drying mode that dries its brush and cleaning system The Scooba will end the clean cycle either due to an empty clean tank a full dirty tank or a low battery Scooba will not run if at startup these termination causes have not been resolved Scooba can be used on tile linol
17. acing the power supply iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 32 iRobot Scooba Charger Base The Scooba Charging Base is used to charge the Battery and charging takes about three hours The power light on the Charging Base is an indicator that it is plugged in and operating properly This light must be on and solid green for the Scooba battery to charge The battery charging light on the Charging Base signifies that the battery is charging ve contact Charging Status Power ve contact Thermistor contact Charger Base Troubleshooting E Charger Base Status Light Battery Status Green pulse Battery charging Blinks once Battery is too warm or not installed correctly Charger Base failed a self test charging switch Blinks two times failure Replace Charger Base Test Power Supply Charger Base failed a self test servo failure Dinky Hirea Himes Replace Charger Base Test Power Supply Light Turns Off Battery is fully charged iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 33 iRobot Scooba Virtual Wall The Virtual Wall emits an invisible infrared beam up to 8 feet 2 5 meters long that Scooba regards as a barrier and will not cross The beam spreads out and can get up to 3 feet wide 1 meter To avoid infrared interference do not place the Virtual Wall
18. ad and look for obstructions gt Do a visual inspection of the cleaning head and check it is installed properly Replace if damaged BiT REPAIR STEPS gt If brush is not turning or the motor gearbox are broken replace Brush Motor module iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 22 iRobot Scooba Core Robot BiT 11 Vacuum BiT REPAIR STEPS Customer complaint o Floor is too wet O Scooba is screeching loudly O Scooba ends with an alarm and 2 beeps gt While Scooba is running determine if air is being exhausted onto the floor bottom left hand side of robot This is an indication that the impeller fan is working gt If Scooba vacuum fan sounds loud replace vacuum module gt Inspect the Filter A broken Filter may have allowed dirt to enter the fan Replace if punctured REPLACEMENT PART Scooba Filter OR Scooba Core Robot iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 23 iRobot BiT 12 Pump BiT REPAIR STEPS Customer complaint O Scooba does not clean floor floor is dry o Scooba ends with an alarm and 1 beep gt Inspect the solution sensor Replace if broken or clogged see A gt Use a Scooba bulb and push air through the pump system at least three times see B Replace th
19. ance Procedure Scooba Dry Vacuum Squeegee Replacement Turn Scooba over and remove the bracket that holds in the dry vacuum squeegee 2 Pull our short squeegee and replace 3 Pull out the long squeegee and replace iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 54 iRobot Scooba Cleaning Head Disassembly Open Cleaning Head by using the two tabs on the edge of the frame Open Cleaning Head to expose and remove the Brush Clean the Brush Close Cleaning Head and reinsert it into 3 Scooba by first aligning the frame with the chassis iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 55 iRobot Push in the Cleaning Head until it clicks into place Scooba Wheel Replacement With Scooba turned over press on the two 1 tabs on the bottom of the wheel and pull up Remove the tire if needed with a screwdriver one screw per wheel iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 56 iRobot F Scooba Chassis Disassembly 1 Remove battery tank filter and suction port iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 57
20. ceeds the current limits for the motors PCB o Printed circuit board o Room confinement reference to the IR receiver eye on the top RCON of the outer bumper o A flat smooth rubber blade used to remove or control the flow Squeegee of liquid on a flat surface Stasis o Refers to things that are not moving or changing User Fnterfice UI o The physical means and method of interaction between users and products Virtual o Not physical iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 61
21. cooba s POWER light will be flashing GREEN it passed or RED it failed Do not remove the Battery as this will erase the test information o Plug in the serial cable from the robot into COMI or COM2 of the computer o Open HyperTerminal In Windows START gt Programs gt Accessories gt Communications gt HyperTerminal or In Windows START gt RUN and enter HYPERTRM EXE o Name the connection anything you want Choose COMI or COM depending on where you attached the cable into the computer o Select bits per second and change to 57600 and under flow control select none leave all other settings alone o In HyperTerminal go to TRANSFER gt CAPTURE TEST gt START Press Clean on Scooba o In HyperTerminal go to TRANSFER gt CAPTURE TEST gt STOP O Serial cable available from iRobot iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 50 Appendix G Scooba Built in Test Limits iRobot The following are the minimum and maximum limits used in each Built in Test oa r Description MINIMUM MAXIMUM 10 11 12 14 18 Baseline Current 195 mA 68 mA 10 Brush Current 683 mA 166 mA 10 Brush Stall Current 3251 mA 1894 mA 11 Vacuum Current 2060 mA 1376 mA 12 Pump Current 97 mA 19 mA 12 Pump Stall Current 303 mA 117 mA 14 Left Drive Current 205 mA 39 mA 14 Left Drive Sta
22. cooba if not plugged into the Power Supply e Problem Batteries are not easy to insert and many users will not seat battery properly If the battery is not inserted well the tank will not seal properly Fix Proper battery insertion requires user to rotate the battery into its slot making sure the yellow battery tabs fit inside the guide holes User should listen for a click as the battery snaps into place _ Guide Hole Yellow Battery Tab Insert yellow tabs into guide holes Rotate battery down until it clicks iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 30 iRobot Scooba Power Supply Scooba is charged with either a Universal 100 240V or Domestic 120V Power Supply The Power Supply steps the voltage down to 22VDC and 1 75A The solid green power light on the Power Supply is an indication that it is plugged in and operating properly c Solid green light There are 3 phases to the normal charging algorithm 1 The first phase is a full current charge 1 75A 2 The second phase is a low current charge 430 mA 3 The final phase is trickling 11 mA Note older software code was set at 50 mA There is also a reconditioning charge that will occur if the battery voltage is less than 10 8V In this mode the battery will be charged at 430 mA for 16 hours Charging Mode Current Termination Reasons Cooling Mode 0 e Timeout 2 hours e Battery tem
23. ct to ground contact set the multimeter to measure RESISTANCE 9 and plug the multimeter terminals to the thermistor terminal and the negative terminal Failure if not within specs in table below Ambient Thermistor Thermistor Room Min K Max K Temp Ohm Ohm 10 to 17 C 10 26 eee 18 to 25 C 6 955 26 tos3c 4777 34 to41C 3 352 2 489 iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 52 ireobot Appendix Power Supply Test Procedure For 1 75A International Power Supply quipment AC Voltmeter DC voltmeter ammeter variable voltage AC supply Plug power supply into variable voltage AC supply with AC voltmeter connected across AC supply Set AC supply voltage for 85 VAC Failure if DC output voltage lt 21 5 VDC or gt 24 VDC or light is off B Set AC supply voltage for 264 VAC Failure if DC output voltage lt 21 5 VDC or gt 24 VDC or light is off Disconnect power supply from AC supply Set AC supply voltage for 65 VAC Reconnect power supply to AC supply Failure if output current isn t zero power supply should shut down or light is off Method 2 Plug power supply into wall socket Failure if DC output voltage lt 21 5 VDC or gt 24 VDC or light is off ground ve iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 53 iRobot Appendix J Suggested Mainten
24. d backing up a foot at a time in reverse which is a sign of a bad encoder e Go to Floor is too dry below pg 46 In case of pump brush stall Scooba will complete the dry cycle before stopping and giving error If the vacuum motor is abnormally loud replace the vacuum Ensure the Filter is not broken allowing dirt to enter the fan Replace Battery Need to test the Power Supply and Scooba Wait for the Battery to cool down and try again Note Make sure Scooba was not recently filled with hot water or charged with the tank closed and in a hot environment iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 41 iRobot User Interface Errors With the Battery removed press POWER button and confirm that it snaps under the finger like the CLEAN button If not user panel needs to be replaced Power button off Reinsert the Battery and start charging the Battery in Scooba If the e User interface failure power light does not illuminate the Battery could be entering deep discharge mode Wait a few minutes and see if the power light comes on If a green light starts pulsing fast it is in deep discharge mode If still no light Scooba needs to be repaired for possible charging or user interface problem Perform a full Built in Test Is the Tank missing the clean Tank empty or dirty Tank full Use the Scooba Bulb on the solution
25. dges for debris gt Clean the cliff and wall sensors with compressed air or a cotton swab BiT REPAIR STEPS Scooba Core Robot REPLACEMENT PART BiT 5 Side Wheel Drops Customer complaint O Scooba ends with an error uh oh and 1 beep gt Inspect the drive wheels and test if they depress and spring out BiT REPAIR STEPS iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 19 iRobot Scooba Core Robot REPLACEMENT PART BiT 6 Front Wheel Drop amp Stasis Customer complaint O Scooba ends with an error uh oh and lor 2 beeps o Scooba goes ehh gt Inspect front wheel and make sure the wheel can pivot rotate and swivel Remove the wheel module and inspect for damage or debris BiT REPAIR STEPS y P Scooba Front Caster w A OR REPLACEMENT PART Scooba Core Robot iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 20 iRobot BiT 7 Tank Filter and Cleaning Head Sensors BiT REPAIR STEPS Customer complaint o Check Tank light comes on o Check Brush light comes on gt Tank Present Sensor A magnet located in the front of the tank triggers a reed switch inside the user interface panel This prevents the robot from running w
26. e Scooba processor can reset if it gets locked up iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 17 iRobot BiT 2 Bumper switch and Board rev BiT REPAIR STEPS Customer complaint O Scooba may push longer and harder on walls O Scooba ends with an error uh oh and 3 beeps gt Does the bumper compress and release freely REPLACEMENT PART Scooba Core Robot BiT 3 Side Cliff Sensors Customer complaint o Scooba does not detect a cliff o Scooba gives an ehh error on start up a o Scooba backs up and spins o Scooba ends with an error uh oh and 4 beeps Z z gt Does the bumper compress and release freely gt Visually inspect under the bumper edges for debris Clean the cliff sensors with compressed air or a cotton swab Z S E O lt Scooba Core Robot lt 6 z iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 18 iRobot BiT 4 Front Cliff and Wall Sensors Customer complaint O Scooba does not detect a cliff Gives an ehh error on start up Scooba backs up and spins Does not follow walls O O O O Scooba ends with an error uh oh and 4 beeps gt Does the bumper compress and release freely gt Visually inspect under the bumper e
27. e tank and re start Scooba gt Check that the Filter and Vacuum Flow Tube is installed properly see C gt Increase the conductivity of the water in the Clean Tank by adding water with 60 ml vinegar or a little salt or soap to the clean tank water to increase the conductivity of the water REPLACEMENT PART Scooba Core Robot iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 24 iRobot BiT 13 Tank Level Sensors Customer complaint o Check Tank light is on Sensor Background gt Clean Tank Empty Sensor see A Two stainless steel pins in Scooba s solution valve measure electrical resistance of fluid and confirm that water is present in the tubes The robot runs as long as it sees fluid across the sensor gt Dirty Tank Full Sensor see B Two stainless steel pins in the dirty tank measure fluid resistance to determine when the dirty tank is full BiT REPAIR STEPS gt Make sure the dirty sensor wire is not dirty o Clean the dirty tank full sensor with a cotton bud E as shown B o Clean contacts that plug into the dirty tank full sensor C x o Clean and rinse Tank gt Increase the conductivity of the water in the Clean Tank by adding water with 60 ml vinegar or a little salt or soap to the clean tank water to increase the conductivity of the water i Z i Q Scooba Tank
28. ellow for 1 second 16 Wheel Robot will drive Drive Left wheel Right Motor Encoders backwards for 1 wheels turn encoder wheel current and seconds verify that in backward signal encoder encoder robot drives straight direction signal speed OK 17 Charger Plug in the charger Charger detection detected 18 Battery None Battery Thermistor Baseline Sensors voltage present current OK between 12 18 V 19 Plug in None Plug in Trickle Charger charger current OK Trickle available 20 Plug in None Plug in Low charge Charger Low charger current OK Current available 21 Plug in None Plug in High charge Charger High charger current OK Current available 22 Charger None again this test Plug in Charger Watchdog checks that we stop charger watchdog Test charging if the available test passed processor locks up 23 Charger None this tests two Charging Plug in Charger switch switches on the main current only charger switch isolation test board electronically passes available isolation between battery and when both test passed charger Redundant switches are protection in case we enabled need to switch charging off 24 SW Version None this test verifies SW Version that the software is OK protected and cannot be read 25 Built in test Complete iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 49
29. eum vinyl marble slate and sealed hardwood floors but all grout and seams need to be sealed Scooba should not be run on carpets laminate or unfinished unsealed floors as these floors may be damaged by water unsealed floors do not contain a layer of polyurethane that protects the sub flooring from water damage Normal behavior In normal cleaning behavior Scooba switches between 4 different behaviors e Drive Scooba drives straight e Spiral Scooba drives in an outward spiral pattern e Bounce Bumper activation makes Scooba back up turn in place and drive straight e Wall follow Scooba follows along a wall When first started Scooba runs the pump for up to 3 seconds and then goes into spiral mode if the clean button is held down for an extended period of time at start up it will drive straight and skip the spiral mode When the bumper is activated for the first time Scooba goes into wall follow mode Thereafter when the bumper is activated Scooba will normally do a bounce but will revert to wall follow mode every 10 to 15 bumps iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 11 iRobot There are other behaviors that react to specific situations Cliff avoid Scooba backs up and turns whenever its cliff sensor detects a cliff RCON avoid Scooba turns whenever the RCON sensor detects an infrared beam Bump follow Scooba follows a wall with
30. hat normally requires a replacement to fix o 4 tone alarm followed by a series of beeps See Appendix H Power Button and Light O Powers on off the robot Pulsing Green Blinking Red o o o Off o Cleaning o Charging o Not charging o Battery not o Not o Drying o If fast pulse then o Battery installed properly charging o Battery fully in recharge mode dead plays a dead o Software not charged 16 hours battery song installed properly Clean Button and Light O Starts cleaning cycle O Starts drying mode O Stops cleaning mode Solid Green Blinking Green O o O Not powered on o Running Battery charged o Drying O Cycle complete o Cycle successfully O Startup completed O Error conditions blinks for error and cycle pause conditions iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 37 iRobot a Check Tank Light In normal conditions the light comes on when the cycle is complete and either the clean Tank is empty or the dirty Tank is full Solid Green C3 O Cycle complete o Clean Tank empty O Dirty Tank full O Tank not present al Check Brush Light If the Check Brush light comes on make sure the Brush and Filter are correctly installed Solid Yellow O Brush not present or stalled O Filter not present o Brush stall Pm Stuck Light G The I m stuck indicates soft failures Usually moving the robot away from an
31. iRobot iRobot Data Capture 1 Run iRobot_BiT_CaptureV1 1 exe If the program has not yet been downloaded extract the zip file into a folder making sure RobotOriginList txt file is in the same folder as the executable 2 Choose the robot Model Create or select the file to write the bit data into using Browse button Now enter the serial number of the robot from the robot sticker The serial number has the following verifications Length is 21 Starts with JEN or jen KYN or kyn PRR or prr Choose the origin from where the robot was shipped Choose the mobility test result Choose the com port you are using to connect to the robot and press Capture After performing the BiT test connect the robot to the com port selected in step 6 Press Clean button on the robot to get the BiT data 9 Ifyou do not get data within 5 secs press clean again 10 The BiT summary data will be displayed and will be automatically saved into the file 11 You can continue to another robot without closing the program Repeat steps 3 10 NOTE 1 If robot model needs to be changed re start the application NOTE 2 Please do not edit open the RobotOriginList txt file If you want to edit the robot shipped from details use the button to edit the drop down list ww COD A e Alternative Data Capture without iRobot software Note When the Built in Test is completed the S
32. iRobot iRobot Scooba Service Manual Published J uly 2008 EUROPE Scooba grey bumper e 385 USA Scooba blue bumper e 330 335 340 5800 Scooba grey bumper e 350 6000 e 380 6050 iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Table of Contents Scooba Service Process Scooba Floor Washing Robot Scooba Terminology Scooba Accessories 01 Customer Call 02 Scooba Return Procedure 03 Incoming Scooba Inspection 04 Scooba Software Download 05 Scooba Built in Test BiT 06 Scooba Built in Test Data Capture 07 Scooba Service Fix or Replace 08 Scooba Battery Test 09 Scooba Power Supply Test 10 Virtual Wall Test 11 Re Pack Scooba O 2220 NN NN DnA d Normal behavior End of cycle drying mode Scooba Bottom Chassis Scooba Top Chassis Scooba Tank and Brush Service Procedure based on Built in Test BiT 0 Panel LEDS BiT 1 External Watch Dog Test BiT 2 Bumper switch and Board rev BiT 3 Side Cliff Sensors BiT 4 Front Cliff and Wall Sensors BiT 5 Side Wheel Drops BiT 6 Front Wheel Drop amp Stasis BiT 7 Tank Filter and Cleaning Head Sensors BiT 8 Light Sensor BiT 9 RCON Infrared Receiver BiT 10 Main Brush BiT 11 Vacuum
33. in freely pivots and rotates Remove the caster by pulling it out and clear any dirt Reinsert the wheel and lightly push the wheel up and down Note This error can also be caused in a large room where Scooba s bumper is not activated over a certain distance Scooba will do a panic spin every 4 5 meters four times before shutting down and giving an error Tap the bumper to ensure that it moves in and out Remove Tank and turn Scooba over and visually inspect under the bumper edges for debris Use compressed air to clean under the bumper iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 40 uh oh 4 beeps e Constant cliff error uh oh 5 beeps e Wheel Stall error Alarm 1 beep Pump stall Alarm 2 beeps e Vacuum stall Alarm 3 beeps Battery over current while running Alarm 4 beeps Power Supply has failed Alarm 5 beeps Battery is too hot while charging iRobot e Remove the Tank and turn Scooba over Clean cliff sensors with a cotton swab or compressed air Inspect wheels and cleaning head e Left or right wheel malfunction is caused by a wheel motor or encoder failure Remove the Tank and turn Scooba over Inspect Scooba s two drive wheels Spin the wheels by hand and confirm that they offer some resistance Dislodge any obstruction and inspect the wheels for damage e Customer may observe erratic spinning an
34. ithout a tank gt Filter Present Sensor A magnet located on the filter triggers a reed switch inside the robot This prevents the robot from running without a filter which could damage the vacuum gt Brush Present Sensor A magnet located on the top of the cleaning head triggers a reed switch inside the robot This prevents the robot from running without a cleaning head assembly which would cause poor cleaning performance gt Ifa magnet is missing from tank filter or cleaning head housing insert a magnet REPLACEMENT PART Replace magnets if missing OR Scooba Core Robot iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 21 iRobot BiT 8 Light Sensor Most Scoobas do not have a light sensor and this step can be skipped by pressing the CLEAN button BiT 9 RCON Infrared Receiver Customer complaint o Scooba passes an activated virtual wall gt Do a visual inspection of the RCON and wipe any dirt gt Test the RCON using a Roomba remote Once Scooba is powered on then the remote can be used to select a clean mode or move it directionally BiT REPAIR STEPS Scooba Core Robot REPLACEMENT PART BiT 10 Main Brush Customer complaint O Floor is dirty o Main brush is not turning or loud o Check Brush light is on gt Open and remove cleaning he
35. its bumper Escape spin Scooba will spin in place when a drive wheel is stuck or when Scooba moves straight for 4 5 meters without triggering its bumper of cliff sensors There is special control of brush pump and drive motors The brush is deactivated when Scooba backs up and re activated as it moves forward The pump is deactivated when Scooba is turning in place or backing up The pump and brush is deactivated when Scooba is in drying mode If the drive wheel is overcurrenting Scooba will stop all motors for one second at a time for up to 5 times If it stays stuck for too long it will shut down with a beep error code End of cycle drying mode At the end of the cycle Scooba will enter a 5 minute dry mode designated by a blinking CLEAN button It enters dry mode in the following conditions when the CLEAN button is pressed while running when the clean Tank becomes empty when the dirty Tank becomes full before the Battery runs out of power In this mode Scooba drives at normal speed with the pump and brush motor off for 5 minutes iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 12 iRobot Scooba Bottom Chassis 1 Suction There are 2 suction inlets the Dry Vacuum Port and the Wet Vacuum Port which trails the Main Brush All incoming dirt must take those two inlet paths 2 Air Outlet There are 2 air exhausts the Debris Air Jet
36. lem persists replace the Battery BiT 19 to 23 Charger tests gt This step does not require tester interaction If the step fails try again with another Power Supply If problem persists replace Scooba BiT 24 Software Version gt This step does not require tester interaction iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 27 iRobot Scooba Accessories Battery Power Supply a Charger Base Virtual Wall iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 28 iRobot Scooba Battery Scooba is powered by a rechargeable NiMH nickel metal hydride battery made up of 12 cells A Scooba battery can be charged in the Scooba or the Scooba Charger Base Normally a charged Scooba battery has a voltage between 15 5 to 18 V If the voltage falls below 10 8 V Scooba will enter a reconditioning mode during charging that takes 16 hours to complete and should not be disrupted In this recondition mode the Scooba power light will pulse faster than when in regular charge mode The battery also has a thermistor which is sensitive to temperature and relies on the change of resistance to measure battery temperature L ve contact ae ve contact Thermistor contacts iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com
37. ll Current 1406 mA 585 mA 15 Right Drive Current 205 mA 39 mA 15 Right Drive Stall Current 1406 mA 585 mA 18 Battery Voltage 12V 18V 19 Charging Trickle Current nominal 49 mA 29 mA 68 mA 20 Charging Low Current nominal 430 mA 390 mA 468 mA 21 Charging High Current nominal 1750 mA 1572 mA 1923 mA 22 Charging Disabled Current 253 mA U mA 23 Charging Switch 1 amp 2 Disabled Current 253 mA U mA iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 51 ireobot Appendix H Battery Test Procedure Using Battery Voltage Tester DE To measure voltage across a Scooba battery to measure voltage across a 5 Ohm resistor and to measure the thermistor resistance quipment Battery Voltage Tester Multimeter and fully charged battery under test Method Fully charge battery with Scooba or Charger Base Insert battery into tester a To measure voltage across the battery set the multimeter to measure DC VOLTAGE V and plug the multimeter terminals to the positive red and negative black terminals of the battery tester Failure if reading is not between 15 5 18V a To measure the voltage across a 5 Q resistor follow step 1 and press the 5 Ohm resistor push button Caution Do not press button for more than a few seconds to avoid overheating of the load Failure if voltage drop is more than 2 Volts 4 To measure the thermistor resistance value thermistor conta
38. n the brush Inspect the Wheels o Inspect the drive Wheels Bounce and turn them for equal resistance o Inspect front Caster Make sure it spins freely pivots and rotates Remove the wheel and look for dirt Inspect the Cliff and Wall Sensors o If dirty clear them with compressed air Reinsert the Scooba components Insert a charged Battery in Scooba Add some water in the clean Tank Run Scooba and see if it ends immediately with an error code O00 0 Appendix D iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot 04 Scooba Software Download Download the latest software if applicable Make sure Scooba has a charged Battery Appendix E 05 Scooba Built in Test BiT It is important that this step only diagnose Scooba failures For this reason do not conduct the BiT test with customer accessories as these can be tested separately Insert a charged Battery in Scooba Verify that the Filter and Tube are inserted in Scooba Insert an empty Tank Perform BiT steps Use known working Power Supply Virtual Wall and Remote Appendix F 06 Scooba Built in Test Data Capture Use iRobot Factory Test Client Version 1 1 to capture BiT Appendix F 07 Scooba Service Fix or Replace Service Repair parts using Built in test Fix Steps Procedure chapter Retest the BiT
39. obstacle and restarting the cycle is the proper corrective action These normally do not require replacements unless the problem is persistent Solid Yellow O o uh oh and a series of beeps See Appendix H iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 38 iRobot Appendix C Scooba Serial Number Format To find the product code for Scooba open the tank The product code sticker should appear just below the battery There is no need to remove the battery to view the product code A N a F f VA manufacturer ID status model year month revision sequence e g J E N 05800 06 0 121 0 200001 MM Manufacturer ID JE Jetta YT Kin Yat and PR PRC U Status TNT new R remanufactured LLLLL Model number 00000 09999 YY Year since 2000 this robot was manufactured mm Month this robot was manufactured dd Day of the month this robot was manufactured RR Model revision for this robot o 01 Software Code 2005 12 13 2046 implemented 15 Dec 2005 o 02 Software Code 2006 06 09 1200 implemented 30 Aug 2006 03 Software Code 2006 01 29 1253 implemented 14 Mar 2007 04 Software Code 2007 07 06 1452 implemented 3 Sep 2007 05 pump output is 22 ml min robot speed is 180 mm s 23 Oct 2007 SSSSS Sequence iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430
40. onds and plug the Power Supply into Scooba 5 Charge the Battery fully iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot 02 Scooba Return Procedure If the initial troubleshooting steps do not solve the issue have the customer send the Scooba and all accessories to a service repair center The customer should add documentation that provides the date their name address a reference number and a description of the complaint o Avoid receiving a depleted Battery Ask customer to remove the Battery from Scooba and place it separately in the box o Avoid water leakage during shipment Ask customer to drain the Tank and place it in a thin plastic bag before shipping iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot 03 Incoming Scooba Inspection Perform a general outer visual inspection of Scooba s condition Look for wear on the Bumper and Wheels Remove the Tank and ensure that the Filter and the Vacuum Flow Tube are properly inserted Tank o Add water into both dirty and clean Tank Shake and pour out o Add water through the four bottom Tank ports Shake and pour out Filter and Tube o If dirty clean the Filter and Tube through running water Inspect the Brushes o Ensure the cleaning head is properly inserted in the chassis o If dirty open the cleaning head and clea
41. perature lt 40 C Recondition Timeout 16 hours Mode Overvoltage Battery voltage gt 1 8V cell or gt 21 6V Overtemperature Battery temperature gt 60 C Charge Mode Timeout 4 hours Inflection Battery voltage slope dips gt 1 25mV min for 60s dT dt Battery temperature rising gt 0 7 C per minute Peak voltage Battery voltage slope lt OmV min for 60s Hi res voltage dip Battery voltage dips gt 10mV when above 15V Low res voltage dip Battery voltage dips gt 60mV Overtemperature Battery temperature gt 60 C Overvoltage Battery Voltage gt 21 6V Low Current 430 mA s Timeout 1 hour iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 31 Charge finishes current sequence Trickle mode keeps battery fully charged Float mode starts after trickle mode aborted iRobot Overtemperature Battery temperature gt 60 C Overvoltage Battery voltage gt 1 8V cell or gt 21 6V Hi res voltage dip Battery voltage dips gt 10mV when above 15V Low res voltage dip Battery voltage dips gt 60mV Overvoltage Battery voltage gt 1 8V cell or gt 21 6V Battery temperature gt 42 degrees C Both conditions must be true e Battery temperature lt 40 degrees C e Battery voltage lt 21 0V Power Supply Troubleshooting E e Ifthe Power Supply light is not on or blinking while charging first try another wall outlet before repl
42. recognizes the Virtual Wall Repeat this for the lower settings bringing the Virtual Wall closer for the lowest setting Reject any Virtual Walls that fail iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com iRobot Appendix A Troubleshooting Flowchart via Telephone Does Scooba POWER Inspect the Power Try another wall plug button pulse when Supply Is its light solid Else SERVICE charging green when charging Does Scooba start or i 2 end with an error ROBOT Press Scooba s POWER Goto Appendix D and CLEAN button Do Scooba Error Codes they both snap under the finger SERVICE ROBOT Did you charge the Battery fully 3 16 hours without disruption Is Battery inserted in Scooba properly Charge Battery Run robot YES Reinsert Battery Run robot emo NO Rinse Tank Filter Run robot Is water Tube Refill Clean deposited on floor Tank Run robot Is water deposited Is the Scooba ending on either dead battery an empty clean tank or a full 7 SRB ROGET dirty tank iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 36 iRobot Appendix B User Panel Lights Note Pulsing means that the light brightens and dims Blinking means the light turns abruptly on and off Service Light The service light indicates a hard failure t
43. to be replaced Perform full Built in Test e Make sure Scooba does not end in an error code e Do a Battery Reset Remove power to robot Take out battery and press power for 5 seconds Reseat battery and make sure that it is seated properly Wait 5 seconds and reattach to power supply e Charge Battery fully 3 16 hours e Although the tank may end clean cycle after 45 minutes the battery should last for another tank and run total of 60minutes e Scooba can only clear 3 mm transitions Anything larger will cause the bumper to turn the Scooba away iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 44 iRobot Appendix E Scooba OSMO Scooba s software is continuously improved by iRobot software engineers When a Scooba is serviced it is best practice to update it with the latest software code with an OSMO OSMO will only update software if the robot s software is an older version than what is installed in OSMO Software Date Tag peice ay Notes Scooba OSMO Universal code 2007 07 06 1452 3 September 2007 can be applied to any Scooba model OSMO Download Procedure The OSMO download takes about 2 minutes and requires battery power during the download OSMO will first delete the robot s operating system before downloading new software and if the battery dies during the download the robot remains without an operating system In this case the robot s
44. valve and squeeze air through the pump 3 times bd Check Tank e Tank missing e Clean Tank empty e Dirty Tank full Pump sticky valve e Water too soft cae Rinse out the clean and dirty Tank with some water e If the problem persists empty Tank and add a mixture of water and 60 ml of vinegar in the clean tank water to increase the conductivity of the water Then use the Scooba bulb to push air through the water sensor and clear the tubes Then reinsert Tank with the fresh water vinegar mixture iRobot Corporation 8 Crosby Drive Bedford MA 01730 Tel 781 430 3000 Fax 781 430 3001 www irobot com 42 Check Brush Brush stall Filter missing Cleaning Head missing Behavior only Tank won t open Tank won t close Floor too wet Clogged ports Bad squeegee Bad tank seal iRobot e Check that the Filter Vacuum Flow Tube Cleaning Head are properly seated Remove and reinsert them T Vv Correct j A ed 1 vY Correct s In case of brush stall Scooba will complete the dry cycle before stopping and giving error Place one hand on the tank Receiver and apply pressure on the back while the other hand taps lightly on the edge of the Tank handle The tank should release Make sure there are no obstructions Make sure the Battery Vacuum Flow Tube and Filter are seated properly Ensure the user is placing enough pressure on the top of tank when closing it e
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