B 40 W Bp Dose - Sweeper Kärcher - Free user manual and instructions

USER MANUAL B 40 W Bp Dose Kärcher

Chairman of the Board of Management Director Regulatory Affairs & Certification Zubehör und Ersatzteile 13DE- 1 Please read and comply with these original instructions prior to the initial operation of your appliance and store them for later use or subsequent own- ers. Before using the appliance for the first time, read and observe these operating instruc- tions and the accompanying brochure: Safety information for brush cleaning units and spray-extraction units, No. 5.956-251.0. The device may only be operated when the cover and all lids are closed. Remove the Intelligent Key (emergency stop) to take all functions out of opera- tion immediately. The appliance must only be operated on surfaces that do not exceed the max. per- mitted incline (see "Technical Specifica- tions"). 몇 WARNING Do not use the appliance on inclines. Safety devices serve to protect the user and must not be rendered in operational or their functions bypassed. If the safety switch is released, the brush drive shuts off. If the drive lever is released, the travel drive and the brush drive shuts off. DANGER Pointer to immediate danger, which leads to severe injuries or death. 몇 WARNING Pointer to a possibly dangerous situation, which can lead to severe injuries or death. 몇 CAUTION Pointer to a possibly dangerous situation, which can lead to minor injuries. ATTENTION Pointer to a possibly dangerous situation, which can lead to property damage. The scrubber vacuum is used for wet cleaning or polishing of level floors. – The device can be easily adjusted to the respective cleaning task by adjust- ing the water volume and the detergent volume. – The appliance is equipped with a fresh water and a wastewater reservoir (40 li- tres each). These allow an effective cleaning with a long usage life. – Depending on the selected cleaning head, the working width of the B 40 is between 430 mm and 550 mm. – B 40 C Bp This appliance model is not equipped with a travel drive. The advance drive is operated by and is supported by the ro- tation of the brushes. The brush drive is powered by two batteries. – B 40 W Bp This appliance model is equipped with a travel drive. The travel speed can be adjusted with a rotary knob. – A charger is already integrated in all models. Batteries can be selected ac- cording to the configuration (see Chap- ter "Recommended batteries“) Note: The appliance can be equipped with vari- ous accessories depending on the cleaning task. Please request our catalogue or visit us on the Internet at www.kaercher.com. Use this appliance only as directed in these operating instructions. – The appliance may only be used for the cleaning of hard surfaces that are not sensitive to moisture and polishing op- erations. – The appliance is not suited for the cleaning of frozen grounds (e.g. in cold stores). – The appliance may only be equipped with original accessories and spare parts. – The appliance is not suited for the use in potentially explosive environments. – The machine should not be used to suck in inflammable gases, undiluted acids or solvents. This includes petrol, thinning agents or hot oil that can form an explosive mix- ture when it comes in contact with sucked air. Do not use acetone, undilut- ed acids and solvents as they are ag- gressive towards the materials from which the appliance is made. – The machine has been approved for use on surfaces with max. gradients as listed under "Technical Specifications". Notes about the ingredients (REACH) You will find current information about the ingredients at: www.kaercher.com/REACH The warranty terms published by our com- petent sales company are applicable in each country. We will repair potential fail- ures of your accessory within the warranty period free of charge, provided that such failure is caused by faulty material or de- fects in fabrication. In the event of a warran- ty claim please contact your dealer or the nearest authorized Customer Service cent- er. Please submit the proof of purchase. Contents Safety instructions ... EN 1 Function... EN 1 Proper use... EN 1 Environmental protection... EN 1 Warranty ... EN 1 Operating and Functional Ele- ments... EN 2 Before Startup ... EN 3 Operation... EN 4 Shutting Down the Appliance . EN 5 Grey Intelligent Key ... EN 5 Transport ... EN 5 Storage ... EN 6 Care and maintenance ... EN 6 Frost protection ... EN 8 Faults... EN 9 Accessory B 40 ... EN 10 Technical specifications... EN 11 EU Declaration of Conformity . EN 11 Accessories and Spare Parts . EN 11 Safety instructions Safety Devices Safety switch (B 40 C Bp) Drive lever (B 40 W Bp) Hazard levels Function Proper use Environmental protection The packaging materials are re- cyclable. Please do not throw packaging in the domestic waste but pass it on for recycling. Old units contain valuable recy- clable materials. Batteries, oil and similar substances may not be released into the environment. Therefore please dispose of old units through suitable collection systems. Warranty 14 EN- 2 1 Vacuum bar lowering lever 2 Cover waste water tank 3 Holding rail for home base 4 Fluff filter 5 Wastewater reservoir rinsing system (option) 6 Flexible lock of rinsing system (option) 7 Lock of waste water tank 8 Float 9 Push handle 10 Coarse dirt sieve 11 Waste water tank 12 Fresh water reservoir filler neck 13 Suction hose for detergent (only DOSE model) 14 Detergent bottle (only DOSE model) 15 Lock of the fresh water reservoir with fil- ter 16 Detergent bottle holder 17 Fresh water tank 18 Locking the tank Secured with an additional plate and a screw 19 Cleaning head (illustration is symbolic)

20 Brush rollers (BR model) Disk brushes (BD model) * 21 Waste container (only BR) 22 Battery pole fuse 23 Battery * 24 Fresh water level display 25 Pedal for raising/ lowering the cleaning head 26 Rotary handle to incline the vacuum bar 27 Wing nuts for fastening the vacuum bar 28 Suction hose 29 Vacuum bar * 30 Connecting cable for charger 31 Automatic fill of fresh water reservoir (option) 32 Water quantity regulator 33 Drive lever (B 40 W Bp) Safety switch (B 40 C Bp) 34 Operator console 35 Storage surface for cleaning set "Home base box“ 36 Cable hook 37 Drain hose for wastewater with dosing unit

• not included in the delivery – The operating elements for the cleaning process are yellow. – The controls for the maintenance and service are light gray. Operating and Functional Elements Colour coding 15EN- 3 1 Rotating button for drive speed (B 40 W only) 2 Intelligent Key yellow - operator grey - supervisor 3 Display 4 Program selection switch 5 Info button 1 OFF Device is switched off 2 Transport mode (B 40 W only) Driving to the Place of Use. 3 Eco mode Wet clean the floor (with reduced brush speed) and vacuum up wastewater (with reduced suction). 4 Normal mode Wet clean the floor and vacuum up dirt water. 5 Intense mode Wet clean the floor and allow the deter- gent to react. 6 Vacuum mode Suck in the dirt fleet. 7 Polishing mode Polishing the floor without the applica- tion of liquid. The disc brush must be installed before the initial operation (see "Maintenance work"). The brushes are mounted. Install the batteries (see "Care and Mainte- nance/Install and connect batteries"). Prior to the initial startup, following a ser- vice reset or when switching to another bat- tery type, you must adjust the charging marker line. Use the Grey Intelligent Key. Setting the charging marker line (see Chapter "Grey Intelligent Key/Setting the charging marker line“. We recommend using our batteries as de- scribed in chapter "Care and Maintenance/ Recommended batteries". Note: When using other batteries (e.g. of other manufacturers) the total discharge protec- tion for the respective battery must be read- justed. Note: The device is equipped with a safety mech- anism to prevent total discharge, i.e. when the permissible minimum capacity is reached, the brush motor and the turbine are switched off. Drive the machine directly to the charg- ing station; avoid any steep gradients in the process. DANGER Danger of injury due to electric shock. Ob- serve the mains voltage and fuse protec- tion on the type plate of the device. Only use the charger in dry rooms with suf- ficient ventilation! – Average charging time is approx. 10 -15 hours. – The built-in charger has electronic con- trols and is suitable for all recommend- ed batteries; it automatically switches off the charging process. – The built-in battery is shown on the dis- play during the charging process. If this is not the case, the charging marker line must be selected (see "Setting the charging marker line"). – The appliance must not be used during the charging process. Initial charge tips With the initial charge, the control will not yet be able to detect which battery type has been installed. Keep charging the batteries until the display shows a full charge 몇 DANGER Risk of explosion! Prior to Charging low-maintenance bat- teries, the tank must be swivelled upwards (see chapter "Installing and connecting bat- teries"). This will prevent the generation of dangerous gases during the charging pro- cess under the tank. While the water tank is folded up, you must not clean with any water. When charging maintenance-free batter- ies, the water tank does not need to be folded up. Insert the plug of the connecting cable into the socket. The charging process will start. Note: The selected battery will be dis- played during charging. Charge until the display shows a full charge. 몇 WARNING Danger of causticization! – Adding water to the battery in its dis- charged state can cause the acid to leak. – Use safety glasses while handling bat- tery acid and follow the safety instruc- tions to avoid personal injury or damage to clothes. – Should the acid spray on to the skin or clothes, rinse immediately with lots of water. ATTENTION Risk of damage! – Use only distilled or desalinated water (EN 50272-T3) for filling the battery. – Do not add any substances (so-called performance improving agents), else warranty claims will not be entertained. – Replace batteries with the same battery type only. Otherwise the charging char- acterisitc must be readjusted by the af- tersales service. Insert the vacuum bar into the vacuum bar suspension in such a manner that the profiled sheet is positioned above the suspension. Tighten the wing nuts. Insert the suction hose. DANGER Risk of injury. Pull the Intelligent Key to take all functions out of operation immediately. Insert batteries and connect (see "Be- fore Start-up"). Place long lateral boards of the packag- ing as a ramp next to the pallet. Operator console Program selection switch Before Startup Installing the Brushes BD model BR model Install batteries Setting the charging marker line Using batteries made by other manufacturers Charging battery Charging process Low maintenance batteries (wet batteries) Installing the Vacuum Bar Unloading 16 EN- 4 Fix the ramp on the pallet with nails. Place short boards as a support under- neath the ramp. Remove the wooden bars in front of the wheels. Lift the cleaning head by pressing the pedal all the way down. Remove the cardboard with the R cleaning head. Push down the appliance through the ramp from the pallet. Plug in the Intelligent Key. Turn the program selection switch to transport mode. Press the driving lever and slowly move the machine down from the ramp. Remove the Intelligent Key. DANGER Risk of injury. Push the pedal for raising/ lowering the cleaning head with one foot only. The other foot must firmly be placed on the floor. In dangerous situations, release the safety switch/drive lever. ATTENTION Risk of damage. The suction bar must be lifted for reversing. Note: The device is designed and built in such a way that the cleaning head protrudes to- wards the right. This enables working in a comfortable way close to the edges. Plug in the Intelligent Key. Preselect the speed on the drive speed rotary knob. Turn the programme selection switch to transport mode. Drive the machine. Forwards: Press the driving lever to the front. Backward: Press the driving lever to the rear. Note: The device moves only when the driving le- ver is moved by 15°. Stop the machine: Release driving le- ver. Open the lock of the fresh water reser- voir. Fill up fresh water (maximum 50 °C) un- til the lower edge of filling nozzle. Close the lock of the fresh water reser- voir. With automatic fill of fresh water reser- voir (option) Connect the hose to the automatic fill- ing system and open the water supply (max. 50 °C, max. 5 bars). Monitor the appliance - the automatic filling system will interrupt the water supply when the tank is full. Shut off the water supply and discon- nect the hose from the appliance. 몇 WARNING Risk of damage. Only use the recommend- ed detergents. With other detergents, the operator bears the increased risk regarding the operational safety and danger of acci- dent. Only use detergents that are free from sol- vents, hydrochloric acid and hydrofluoric acid. Follow the safety instructions for using de- tergents. Note: Do not use highly foaming detergents. Detergent is added to the fresh water on the way to the cleaning head with the help of a dosaging device. Note: The dosing unit can be used to add 3% de- tergent at maximum. With higher dosage the detergent must be put into the fresh wa- ter tank.

Place the detergent bottle into the holder. Close the bottle lid. Insert the suction hose of the dosaging equipment into the bottle. Note: If the fresh water tank is empty, then the function of adding detergent gets deactivat- ed. The cleaning head continues to work without the addition of any liquid. Add the detergent to the fresh water reservoir. Adjust the water quantity using the reg- ulating button according to the dirt on the floor covering. Note: Carry out initial cleaning attempts with low water volume. Increase water volume step- by-step until the desired cleaning result is achieved. The detergent pump of the dosing equip- ment does not start working until a mini- mum water volume is present. To improve the vacuuming result on tiled floors the vacuum bar can be turned to an oblique position of up to 5°. Loosen the wing nuts. Turn the vacuum bar. Tighten the wing screws. If the vacuum result is unsatisfactory the in- clination of the straight vacuum bar can be modified. Adjust the rotary handle to incline the suction bar. Parameters for the different cleaning pro- grammes are preset in the appliance. Depending on the authorisation of the yel- low Intelligent Key, individual parameters can be changed. If you wish to permanently change the pa- rameters, you must use a grey Intelligent Key. This adjustment procedure is de- scribed in the section "Grey Intelligent Key“. Note: Almost all displayed text regarding param- eter adjustment is self-explanatory. The only exception is the parameter FACT: – Fine Clean: Lower brush speed for re- moving the grey film on fine stone floors. – Whisper Clean: Medium brush speed for regular cleaning with reduced noise level. – Power Clean: High brush speed for pol- ishing, crystallising and sweeping. Turn the program selection switch to the desired cleaning program. Turn the info button until the desired pa- rameter is displayed. B 40 C Bp B 40 W Bp Operation Driving with motor support (B 40 W Bp only) Filling in detergents Fresh water Detergent Application Detergent Routine cleaning of all water resistant floors RM 746 RM 780 Routine cleaning of glossy surfaces (e.g. granite) RM 755 es Routine cleaning and basic cleaning of industrial floors RM 69 ASF Routine cleaning and basic cleaning of fine stoneware tiles RM 753 Routine cleaning of tiles in sanitary areas RM 751 Cleaning and disinfection in sanitary areas RM 732 Removal of coating from all alkali-resistant floors (e.g. PVC) RM 752 Removal of coating from li- noleum floors RM 754 Appliance with dosing equipment DOSE (option) Models without dosing equipment Setting the water quantity Setting the Vacuum Bar Oblique position Inclination Setting the parameters With yellow Intelligent Key 17EN- 5 Press Info button - the set value blinks. Set the desired value by turning the info button. Confirm the changed setting by press- ing the Info button or wait till the set val- ue is automatically accepted after 10 seconds. ATTENTION Risk of damage to the floor covering. Do not operate the appliance on the spot. Turn the program selection switch to the desired cleaning program. Press the pedal for lowering the clean- ing head downwards slightly and then move it to the left. This unlocks the ped- al. Release the pedal slowly upwards. The cleaning head is lowered. Note: The brush motor comes to a halt when the machine stops and when there is overload. Pull the lever out and press it down; the vacuum bar is lowered. Note: For cleaning tiled floors, adjust the straight suction bar in such a way that cleaning is not done at an angle of 90 degrees to the joints. The inclined position and the inclination of the suction bar can be adjusted to achieve better suction results (see "Adjusting the suction bar"). If the wastewater reservoir is full, the floater will close the suction opening and the suction turbine will run at a higher speed. If this is the case, shut the vacuum off and drive to empty the wastewater res- ervoir. Reducing the speed: Turn the button in "–" direction. Increasing the speed: Turn the button in "+" direction. Close the regulatory button for setting the water quantity. Release drive lever/safety switch. Set the program selection switch to suc- tion or vacuuming. Lift the cleaning head. Briefly drive forward and suck of the re- maining water. Raise the vacuum bar. The suction turbine will continue to run for 10 more seconds to suck off residual water from the vacuum bar and the vac- uum hose. Remove the Intelligent Key. Charge battery, if required. 몇 WARNING Please observe the local provisions regard- ing the wastewater treatment. Take the water discharge hose from the support and lower above a suited col- lection device. Crush or bend the dosing equipment. Open the lid of the dosing equipment. Drain off the dirt water - regulate the water quantity by pressing or bending. Rinse the waste water tank with clean water or with the rinsing system for the waste water tank (option). For a quicker emptying process, re- move the entire lid. To rinse the fresh water reservoir, re- move the cover completely and remove the fresh water filter. Plug in the Intelligent Key. Select the desired function by turning the Info button. The different functions are described in the following. In this menu item, the authorisations for the yellow Intelligent Keys are released. Press the info button while "Key menu >>“ is displayed. Remove the grey Intelligent Key and in- sert the yellow Intelligent Key to be pro- grammed. Select the desired menu item to be modified by turning the Info button. Press Info button. Adjust the menu item by turning the Info button. Confirm the setting by pressing the menu item. Select the next menu item to be modi- fied by turning the Info button. To save the authorisations, retrieve the menu "Save settings" by turning the info button and pressing it.

To exit, retrieve the menu "Exit menu" by turning the info button and pressing it. Parameters that are adjusted with the grey Intelligent Key, are kept until another set- ting is selected. Turn the program selection switch to the desired cleaning program. Turn the info button until "Cleaning App >>“ is displayed. Press the info button - the first adjusta- ble parameter is displayed. Press Info button - the set value blinks. Set the desired value by turning the info button. Confirm the changed setting by press- ing the Info button or wait till the set val- ue is automatically accepted after 10 seconds. Select the next parameter by turning the Info button. After all desired parameters have been modified, turn the info button until "Exit menu" is displayed. Press the info button - you will exit the menu. Press Info button - the set value blinks. Set the desired language by turning the info button. Confirm the changed setting by press- ing the Info button or wait till the set val- ue is automatically accepted after 10 seconds. Adjust the trailing time of the brushes. Same adjustment as "Set language". Turn the info button until the function "Battery menu" is displayed. Press the info button - select the charg- ing marker line according to the built-in batteries. Note: Setting the charging marker line should be discussed with Kärcher cus- tomer service. This applies especially if the battery is not listed in the menu. Confirm the changed setting by press- ing the Info button or wait till the set val- ue is automatically accepted after 10 seconds. Recreate the basic settings. DANGER Risk of injury! When loading or unloading the machine, it may only be operated on gradients up to the maximum value (see "Technical Specifications"). Drive slowly. Cleaning Lower the cleaning head Lower the vacuum bar Setting the Advance Speed (BD cleaning head only) Shutting Down the Appliance Drain off dirt water Drain off clean water Grey Intelligent Key Key menu >> Cleaning App >> Setting the language Brush trailing Setting the charging marker line LOAD DEFAULT Transport 18 EN- 6 몇 CAUTION Risk of personal injury or damage! Mind the weight of the appliance during transport. Raise the cleaning head to avoid dam- age to the brushes. Remove the brush to avoid damage to the brushes. When transporting in vehicles, secure the appliance according to the guide- lines from slipping and tipping over. 몇 CAUTION Risk of personal injury or damage! Consid- er the weight of the appliance when storing it. This appliance must only be stored in inte- rior rooms. DANGER Risk of injury! Before working on the appli- ance, remove the Intelligent Key and the mains plug of the charger. Drain and dispose of the dirt water and the residual fresh water. Recommended cleaning processes are shown on the display at certain cleaning in- tervals. Perform the maintenance task shown on the display. Press the Info Button, the display will be reset. The display will be shown again at certain predefined time intervals. Note: A service reset resets all mainte- nance intervals. ATTENTION Risk of damage. Do not sluice the appli- ance with water and do not use aggressive detergents. Drain off dirt water. Rinse the waste water tank with clean water or with the rinsing system for the waste water tank (option). Remove the coarse dirt sieve from the waste water tank and clean it. Clean the outside of the appliance with a damp cloth which has been soaked in mild detergent. Check the fluff filter, clean if required. Only BR model: Remove bulk waste container and empty it. Only BR model: Clean water distributor channel (see section „Maintenance work“). Clean the vacuum lips and the wiping lips, check for wear and replace if re- quired. Check the brushes for wear, replace if required. Press the lock of the waste water tank in and close the cover of the waste wa- ter tank so that a gap remains open to facilitate drying. Charge the battery: If the charging state of the battery is un- der 50%, charge the battery fully and without interruption. If the charging state of the battery is over 50%, only recharge the battery if the entire operation duration will be re- quired when next used. When used regularly, charge the bat- tery fully and without interruption at least once a week. Check battery poles for oxidation, brush off if necessary. Ensure that the con- nection cable sits firmly. Clean the seals between waste water tank and cover and check for tightness, replace if required. Check the acid density of the cells if the batteries are not maintenance-free bat- teries. Clean the brush tunnel (only BR mod- el). For long periods of disuse, only turn the device off when the battery is fully charged. Fully recharge the battery at least every month. Have the prescribed inspection carried out by the customer service. Drain the wastewater, see section "Drain wastewater“. Open the cover of the waste water tank. Pull the flexible lock off of the rinsing system. Connect the water hose to the rinsing system. Close the cover of the wastewater res- ervoir until it rests on the flexible lock. Open the water supply and rinse the wastewater reservoir for about 30 sec- onds. Repeat the rinsing process 2 to 3 times. Shut off the water supply and discon- nect the hose from the appliance. Reattach the flexible lock to the connec- tion. Leave the wastewater reservoir cover open a crack to let it dry. 1 Wear indicator 2 Vacuum lip The vacuum lips must be replaced or re- versed if they are worn down to the wear in- dicator. Remove the vacuum bar. Unscrew the star grips. Storage Care and maintenance Maintenance schedule Maintenance intervals Display Display all Clean the vacuum bar 20 hours Clean the fluff filter 20 hours Clean water filter. 50 hours Check the suction lips 100 hours Check the brushes 100 hours Service reset 200 hours After each operation Weekly Monthly Yearly Maintenance Works Waste water tank rinsing system (option) Replace or turn vacuum lips 19EN- 7 Remove the plastic parts. Remove the vacuum lips. Insert new or reversed vacuum lips. Insert the plastic parts. Screw in and tighten the star grips. Remove the rubber strip and clean the channel with a cloth. After cleaning, re- place the rubber strip evenly. Lift the cleaning head. 1 Unlocking key, storage cover 2 Brush 3 Push button Press the release button of the storage cover. Swivel the storage cover to the side. Pull out the brush rollers. Note: The brush rollers must be re- placed when the bristle length has reached 10 mm. Insert new brush rollers. Swivel the storage cover back and press it closed on the push button. Lift the cleaning head. Press the pedal for changing the brush- es downward beyond its resistance. Pull the disc brush out of the side below the cleaning head. Hold the new disc brush under the cleaning head, push upward and lock. Push the appliance forward about 2 m so that the steering rollers point toward the rear. Press the pedal for lowering the clean- ing head downwards slightly and then move it to the left. This unlocks the ped- al. Release the pedal slowly upwards. The lift arm of the cleaning head will be lowered. Empty the fresh and waste water tank. Loosen the tank lock and tilt the tank upwards. 1 Spring element 2 Locking pin 3 Terminal strip cover 4 Lock of safety pin Place the cleaning head halfway in front of the appliance. Remove the terminal strip cover. Connect the mains supply cable of the cleaning head to the appliance. Attach the terminal strip cover. Connect the hose couplers on the cleaning head to the hose on the appli- ance. 1 Spring element 2 Push handle Insert the push bow into the cleaning head intake. Push the spring elements down and lock them into place. Align the lift arm of the cleaning head with the intake on the top side of the cleaning head. Insert the safety pin and lock it into place. Adjust the cleaning head: to the de- sired position via the adjustment screw. Swivel the water reservoir all the way down, check the lock. The removal will take place in the opposite order of the installation. 몇 CAUTION When the cleaning head is removed, the stability of the appliance can be compro- mised; ensure a safe stance. Support the rear of the device to prevent it from tipping. Please observe the following warning notes when handling batteries: DANGER Risk of explosion. Do not place tools or the like on the battery, i.e. on the terminal poles and cell connectors. Risk of injury. Ensure that wounds never come into contact with lead. Always clean your hands after having worked with batter- ies. Clean water distribution channel Replacing the brush rollers

Replacing the disk brushes Install cleaning head Dismantling the cleaning head Batteries Observe the directions on the bat- tery, in the instructions for use and in the vehicle operating instructions Wear eye protection Keep children away from acid and batteries Danger of explosion Fire, sparks, naked flames and smoking must be strictly avoided Danger of chemical burns First aid Warning note Disposal Do not throw the battery into the regular waste 20 EN- 8

Complete set (24 V/80 Ah) incl. connect- ing cable, order no. 4.035-450.0 Push the appliance forward about 2 m so that the steering rollers point toward the rear. Lower the cleaning head. Empty the fresh and waste water tank. Loosen the tank lock and tilt the tank upwards. Place the batteries in the tray close to each other towards the cleaning head and fasten them to the floor using the included holding blocks. 몇 CAUTION When the batteries are installed and re- moved, the stability of the appliance can be compromised; ensure a safe stance. Connect the connection cable to the free battery poles (+) and (-). Connect pole using the enclosed con- necting cable. ATTENTION Pay attention to correct poles. Installation sketch for 2 batteries Swivel the water reservoir all the way down, check the lock. Note: Charge the batteries before commissioning the appliance. See also "Charging the batteries". 몇 CAUTION Risk of damage due to tipping appliance; remove batteries only if the appliance is equipped with a cleaning head. Remove the Intelligent Key. Push the appliance forward about 2 m so that the steering rollers point toward the rear. Lower the cleaning head. Loosen the tank lock and tilt the tank upwards. Clamp off the minus pole of the battery. Clamp off the remaining cables from the battery. Remove the support blocks or the foam pieces. Remove the batteries. 몇 CAUTION When the batteries are installed and re- moved, the stability of the appliance can be compromised; ensure a safe stance. Dispose of the used batteries according to the local provisions. To ensure a reliable operation of the appli- ance maintenance contracts can be con- cluded with the competent Kärcher sales office. In case of danger of frost: Empty the fresh and waste water tank. Store the appliance in a frost-protected room. Recommended batteries, B 40 Order No. Description 6.654-141.0

80 Ah, - low mainte- nance 12 V* Insert batteries and connect Removing the batteries Maintenance contract Frost protection 21EN- 9 DANGER Risk of injury! Before working on the appli- ance, remove the Intelligent Key and the mains plug of the charger. Drain and dispose of the dirt water and the residual fresh water. If the display shows different error messag- es or if the error cannot be remediated: Remove the Intelligent Key. Wait for 10 seconds. Plug in the Intelligent Key. If the fault recurs, call customer service. Faults Faults with display Display Remedy ERR_I_BÜRSTE_049 Check if foreign matters block the brushes; remove foreign matter if required. ERR_I_TURB_050 Check suction turbine for contamination and clean it if necessary. ERR_U_BATT_001 Check battery; charge it if required. Faults without display on the console Fault Remedy Appliance cannot be started Stand-by. Turn the appliance off and reinsert the Intelligent Key. Turn the program selection switch to the desired programme. Check battery; charge it if required. Make sure that all battery terminals are connected. Insufficient water quan- tity Check fresh water level, refill tank if necessary. Increase the water volume on the regulating knob for water volume. Unscrew the lock of the fresh water reservoir. Remove and clean the fresh water filter. Insert the filter and screw in the lock. Remove the water distribution strip from the cleaning head and clean water canal (only R cleaning head). Check hoses for blockages; clean if required. Do not add detergents Increase the water volume to activate the dosing pump. Check the detergent level Insufficient vacuum per- formance Clean the seals between waste water tank and cover and check for tightness, replace if required. Wastewater reservoir is full; shut off the appliance and empty the wastewater reservoir Clean the fluff filter. Clean the vacuum lips on the vacuum bar, replace if required Check suction hose for blockages; clean if required. Check the suction hose for tightness; replace if required. Check if the cover on the dirt water discharge hose is closed Check the setting of the vacuum bar. Insufficient cleaning re- sult Check the brushes for wear, replace if required. Brushes do not turn Check if foreign matters block the brushes; remove foreign matter if required. If over-current switch in the electronics system has been triggered, turn programme selection switch to "OFF". Afterwards, set it back to the desired programme. Vibrations during clean- ing You might need to use softer brushes. In case of faults that cannot be remedied using the table below please contact the customer service. 22 EN- 10 Accessory B 40 BR appliance B 40 (brush roller accessories) Description Part no.: Working width 450 mm Part no.: Working width 550 mm Description Packaging unit Appliance requires Brush roller, red (medium, stand- ard) 4.762-392.0 4.762-393.0 Also for regular cleaning of heavily dirtied floors. 1 2 Brush roller, white (soft) 4.762-405.0 4.762-409.0 For polishing and cleaning sensitive floors. 1 2 Brush roller, orange (high/ low) 4.762-406.0 4.762-410.0 For scrubbing structured floors (safety tiles, etc.). 1 2 Brush roller, green (grit) 4.762-407.0 4.762-411.0 For thoroughly cleaning heavily dirtied floors and for re- moving the coating (for e.g. of wax, acrylate).

Brush roller, grey (1 mm grit) 4.762-408.0 4.762-412.0 1 2 Pad roller shaft 4.762-413.0 4.762-415.0 For intake of roller pads. 1 2 Roller pad, white (very soft) 6.367-108.0 6.369-735.0 For cleaning and polishing sensitive floorings. 1 2 Roller pad, yellow (soft) 6.367-105.0 6.369-732.0 For polishing floors. 1 2 Roller pad, red (medium) 6.367-107.0 6.369-734.0 For cleaning slightly dirtied floors. 1 2 Roller pad, green (hard) 6.367-106.0 6.369-733.0 For cleaning normal to heavily dirtied floors. 1 2 BD appliances B 40 (disc roller accessories) Description Part no.: Working width 430 mm Part no.: Working width 510 mm Description Packaging unit Appliance requires Disk brush, natural (white) 4.905-023.0 4.905-027.0 For polishing floors. 1 1 Disk brush, white 4.905-024.0 4.905-028.0 For polishing and cleaning sensitive floors. 1 1 Disk brush, red (medium, standard) 4.905-022.0 4.905-026.6 For cleaning slightly dirtied or sensitive floors. 1 1 Disk brush, black (hard) 4.905-025.0 4.905-029.0 For cleaning heavily dirtied floors. 1 1 Driver plate pad 4.762-533.0 4.762-534.0 For intake of pads. 1 1 BR/BD appliances B 40 (vacuum bar accessories) Description Part no.: Working width 850 mm Description Pack- aging unit Appli- ance re- quires Rubber lip, blue 6.273-213.0 Standard pair 1 pair Rubber lip, transparent, grooved 6.273-207.0 oil-resistant pair 1 pair Rubber lip, transparent 6.273-229.0 Non-scarring pair 1 pair Rubber lip, transparent 6.273-290.0 For difficult floors pair 1 pair Vacuum bar, straight 4.777-401.0 Standard 1 1 Vacuum bar, bent 4.777-411.0 Standard 1 1 23EN- 11 We hereby declare that the machine de- scribed below complies with the relevant basic safety and health requirements of the EU Directives, both in its basic design and construction as well as in the version put into circulation by us. This declaration shall cease to be valid if the machine is modified without our prior approval. The signatories act on behalf of and with the authority of the company management. Documentation supervisor: S. Reiser Alfred Kärcher SE & Co. KG Alfred-Kärcher-Straße 28-40 71364 Winnenden (Germany) Tel.: [phone] Fax: [phone] Winnenden, 2019/01/01 Only use original accessories and spare parts, they ensure the safe and trouble-free operation of the device. For information about accessories and spare parts, please visit www.kaerch- er.com. Technical specifications BR appliance B

R 45 R 55 D 43 D 51 Power Nominal voltage V 24 Battery capacity Ah (5h) 70, 80; 105 Medium power pickup B 40 W (B 40 C) W 1400 (1300) Nominal power of drive motor B 40 W (B 40 C) W 130 (---) Suction engine output W 500 Brush engine output W 600 Vacuuming Vacuum power, air volume (max.) l/s 22 Vacuuming power, negative pressure (max.) kPa (mbar) 12,0 (120) 11,5 (115) Cleaning brushes Brush speed 1/min 600 - 1200 180 Dimensions and weights Theoretical surface cleaning performance m²/h 1800 2200 1800 2200 Max. working range incline B 40 C; B 40 W

Fresh/waste water tank volume l 40/40 Max. water temperature °C 50 max. water pressure MPa (bar) 0,5 (5) Net weight (transport weight) kg 164 (with batteries 105 Ah) Total weight (ready to operate) kg 204 (with batteries 105 Ah) Values determined as per EN 60335-2-72 Total oscillation value m/s