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Nilfisk-ALTO SCRUBTEC R 466 Service Manual Download Page 122

Squeegee System 122

Service Manual – SCRUBTEC R466 ... FOCUS II Micro Rider

Removal and Installation

Squeegee Lifting Actuator Disassembly/Assembly

Disassembly

1   Lower the squeegee 

2   Turn the ignition key to “0” and disconnect the batteries 

3   Disengage the cable grommet (A) and remove it from the squeegee 

4   Remove the screws (B) and recover the washers 

5   Remove the screw (C) and recover the nut 

6   Disconnect the connector (D) and remove the squeegee lifting assembly (E) 

7  

At the workbench, remove the screw (F), recover the spacers and the nut.

8   Remove the squeegee lifting actuator (G) 

Assembly

9   Assemble the components in the reverse order of disassembly 

A

B

D

C

E

F

G

P100385

Summary of Contents for SCRUBTEC R 466

Page 1: ...2013 03 Form No 9098962000 English SCRUBTEC R 466 FOCUS II Micro Rider Service Manual Nilfisk Alto 9087270020 9087271020 9087272020 9087273020 Clarke FOCUS II Micro Rider 9087278020 9087280020...

Page 2: ...System 20 Frame main parts 20 Control System 21 Functional Description 21 Wiring Diagram 21 Component Location 22 Function Electronic Board Alarm Codes 23 Display of Current Values of Significant Var...

Page 3: ...tem BOOST 89 Functional Description 89 Wiring Diagram 90 Component Location 91 Component Location continued 92 Maintenance and Adjustments 93 Troubleshooting 94 Removal and Installation 95 Specificati...

Page 4: ...s 4 Service Manual SCRUBTEC R466 FOCUS II Micro Rider Wheel System Driving 128 Functional Description 128 Wiring Diagram 129 Component Location 130 Troubleshooting 131 Removal and Installation 132 Spe...

Page 5: ...e SCRUBTEC R 466 to guarantee the best cleaning performance and a long working life for the machine Please read this manual carefully before performing any maintenance and repair procedure on the mach...

Page 6: ...he ma chine model and serial number Apply Retailer label here Serial Number Decal The machine model and serial number are marked on the plate see the example to the side Product code and year of produ...

Page 7: ...o follow the safety precautions to avoid situations that may lead to serious injuries Before performing any maintenance repair cleaning or replacement procedure disconnect the battery connector and re...

Page 8: ...sure that it cannot move independently Always protect the machine against the sun rain and bad weather both under operation and inactivity condition Store the machine indoors in a dry place This mach...

Page 9: ...sing or discharged batteries etc the speed must not exceed 4 km h This machine cannot be used on roads or public streets Pay attention during machine transportation when temperature is below freezing...

Page 10: ...o not work under the lifted machine without supporting it with safety stands Machine Transportation Warning Before transporting the machine make sure that All covers are closed The ignition key is rem...

Page 11: ...er wheel Drive pedal Front steering driving and braking wheel Electromagnetic brake unlocking lever Seat Battery connector Emergency push button Squeegee hook Solution clean water tank opening closing...

Page 12: ...mbly and driver s seat Vacuum system motor filter Vacuum system motor Battery connection diagram Squeegee Squeegee support wheels Squeegee mounting handwheels Squeegee bumper wheels Squeegee vacuum ho...

Page 13: ...ush button Anti skid control activation led indicator Hour counter and solution level display Scrub On Off led indicator Scrub On Off push button Extra pressure push button Extra pressure led indicato...

Page 14: ...le Internet connection Digital Volt Meter DVM Amperometric pliers with possibility of making DC measurements Hydrometer Battery charge tester to check 12V batteries Static control wrist strap Dynamome...

Page 15: ...orking 2 Sound pressure level at workstation ISO 11201 ISO 4871 EN 60335 2 72 LpA 65 dB A 3 dB A Machine sound pressure level ISO 3744 ISO 4871 EN 60335 2 72 LwA 82 dB A 83 dB A Vibration level at the...

Page 16: ...l deck Description SCRUBTEC R 471C Cylindrical brush size diameter x length 5 7 x 27 in 145 x 690 mm Weight without batteries and with empty tanks 396 8 lb 180 kg Maximum weight with batteries full ta...

Page 17: ...Service Manual SCRUBTEC R466 FOCUS II Micro Rider Dimensions SCRUBTEC R 466 FOCUS II Micro Rider 26D 1230 mm 48 4 in 890 mm 35 in 1360 mm 53 5 in P100678 SCRUBTEC R 471 1230 mm 48 4 in 890 mm 35 in 1...

Page 18: ...anual SCRUBTEC R466 FOCUS II Micro Rider Dimensions continued SCRUBTEC R 471C 890 mm 35 in 1360 mm 53 5 in 1230 mm 48 4 in P100680 SCRUBTEC BOOST R4 FOCUS II Micro Rider 18 BOOST 1230 mm 48 4 in 890 m...

Page 19: ...Daily after using the machine Weekly Every six months Yearly Battery charging Squeegee cleaning Brush cylindrical brush cleaning Tank debris collection grid and vacuum grid with float cleaning and co...

Page 20: ...System 20 Service Manual SCRUBTEC R466 FOCUS II Micro Rider Chassis System Frame main parts 1 Steering assembly plate holder 2 Tanks and driver s seat holder 3 Rear wheels on fixed axle Front 1 3 2 P...

Page 21: ...t signals LED from dashboard EB3 to which it is connected by 2 flat cables There is also a 3 figure display on the display electronic board EB2 which is mainly used to display the hour counter the sol...

Page 22: ...anual SCRUBTEC R466 FOCUS II Micro Rider Component Location Function electronic board EB1 Display electronic board EB2 Dashboard EB3 1 Function electronic board EB1 P100684 3 2 Display electronic boar...

Page 23: ...ting reset If the machine is normally working after the G2 mes sage appearing it could be caused by an electroma gnetic spike from the environment that didn t damage the system 1 Check all the paramet...

Page 24: ...arging battery phase is not shown 1 Check the continuity of the yellow wire from the 3 way charger connector to pin 11 of J1 connector 2 If ok it is necessary to substitute the charger or the board G7...

Page 25: ...conds Deck actuator block 1 Check the deck actuator wire and its connection to the 6 way J4 connector on the board 2 Check for any obstacle or excessive friction that don t allow the actuator to move...

Page 26: ...t circuit 1 Check any short in the main motorwheel wires 2 Try to disconnect the 2 6 mm fast connectors M1 and M2 from the board switch on the machine and press the pedal 3 If the alarm still appears...

Page 27: ...l thermal protection See alarm code description G4 Blown F2 fuse See alarm code description G5 Wrong KEY sequence See alarm code description G6 No signal from BATTERY CHARGER See alarm code descriptio...

Page 28: ...e 24h and 19m next to last stored alarm alarm F4 occurred when the machine working hours were 22h and 5m Logged alarm 1 ALL_G8 24h 19m PROGRAMMER Logged alarm 2 ALL_F4 22h 55m PROGRAMMER PROGRAMMER P1...

Page 29: ...Turn the ignition switch to 0 2 Open the electrical component compartment 3 Connect the ITALSEA programmer NILFISK P N 9097297000 to the function electronic board connector J9 A A M1 M2 J7A J7B J8 J9...

Page 30: ...otor Current Drive system motor current A Brushes Current Brush deck motor current mV Vacuum Current Vacuum system motor current A Heatsink Temp Temperature detected on the electronic board heatsink C...

Page 31: ...SYSTEM temporary function SPT etc Adapt the board tolerance to partcular devices that are a little bit out of their normal tolerances ex voltage of the pedal output when released DEADL voltage when th...

Page 32: ...osition DEADH Drive pedal top dead area V 0 0 2 2 2 5 Pedal output voltage when the pedal is fully pressed FVM0 Maximum forward speed 10 100 100 Max forward speed RVM0 Maximum reverse speed 10 70 100...

Page 33: ...time curve of the drive motor overloading protection system PAY ATTENTION increasing this value you will take more overheating risk on the motor AMAX Maximum lateral acceleration g 100 1 15 100 It is...

Page 34: ...move the steering wheel height control lever A 4 Lift the cover B and remove the seeger C then remove the steering wheel assembly D 5 Lift the covers and unscrew the screws E then lift the dashboard a...

Page 35: ...ronic board disassembly 10 Remove the ignition key L 11 Remove the bush M 12 Carefully lift and remove the dashboard electronic board N from the plate F Assembly 13 Assemble the components in the reve...

Page 36: ...s of the function electronic board assembly and carefully remove it from the housing 6 Disconnect the following connections sequentially A and B Power supply connection and C and D Driving wheel conne...

Page 37: ...stem wiring harness connection VA and VA I F G H M1 M2 J7A J7B J8 J9 J1 J3 J4 J2 J5 J6 VA VA I F G H P100697 J Recovery tank wiring harness connection J6 K Electromagnetic brake wiring harness connect...

Page 38: ...nic board in out V ref I max Connected to B Electronic board power supply in 24V 120A BAT B Electronic board power supply in 24V 120A BAT M1 Drive system motor out 24V 100A M3 M2 Drive system motor ou...

Page 39: ...1 5 7 Power supply for deck configurator out 0V 1A J1 8 8 Deck configurator return in 0V 1A J1 7 9 Consent for battery charger out 24V 1A CH 1 10 Enabling from battery charger in 24V 1A CH 2 11 Batter...

Page 40: ...ircuit out 24V 1A K1 6 Return from key in 24V 1A K1 7 Pedal potentiometer power supply out 5V 1A RV1 F 8 Pedal potentiometer return In 0 5V 1A RV1 E 9 Pedal potentiometer power supply out 0V 1A RV1 D...

Page 41: ...K 2 Driving wheel brake power supply out 0V 1A BRK M2 M1 J7A J7B J8 J9 J1 J3 J4 J2 J5 J6 VA VA J6 TYCO MODU1 type 6 ways vertical PIN Description Electronic board in out V ref I max Connected to 1 Squ...

Page 42: ...ssure switch power supply out 5V 1A Press A1 A2 Pressure switch power supply out 0V 1A Press A2 A3 Press A3 B1 Press B1 B2 Pressure switch signal in 0 5V 1A Press B2 B3 Pressure switch signal in 0V 1A...

Page 43: ...levant bridge must be used on connector C3 The yellow cable terminal 3 of connector C3 is the data cable between board EB1 and battery charger CH This connection is used to set battery charger chargin...

Page 44: ...Location Batteries BAT Battery connections Battery charger CH Electrical panel Battery connector C1 Function electronic board EB1 1 3 6 2 Battery charger CH Battery connector C1 Batteries BAT Battery...

Page 45: ...o 0 and disconnect the batteries 3 Remove the screws and remove the electronic component compartment cover 4 Remove the mounting screws of the function electronic board assembly and remove it from the...

Page 46: ...charged or its connections are not efficient Charge the batteries or clean the connections The batteries BAT are broken Check the battery no load voltage The battery charger CH is broken Replace The f...

Page 47: ...Flashing light BE Ignition switch K1 Vacuum system motor M2 Drive system motor M3 Electromagnetic brake BRK Detergent pump M4 Brush deck actuator motor M5 Solenoid valve EV1 Drive pedal potentiometer...

Page 48: ...x 540 x 300 mm Battery type 4 6 V batteries 180 Ah C5 WET 4 6 V batteries 180 Ah C5 GEL AGM Standard batteries autonomy capacity 2 5 3 5 hours Battery charger Model 24V 25A Input voltage 85Vac 264Vac...

Page 49: ...ow created by Vacuum system motor M2 The dirty water is piped into the recovery tank while the airflow continues to the vacuum fan A tank with a screen collects the largest debris going through the re...

Page 50: ...tor M2 Squeegee vacuum hose Recovery water drain hose Vacuum system wiring harness connection Function electronic board EB1 7 8 1 2 3 Recovery tank cover Gasket cover Container with debris collection...

Page 51: ...an carefully and reinstall 7 Clean the container with debris collection grid G remove the container remove the cover H then clean carefully and reinstall the vacuum hose 8 Check the tank cover gasket...

Page 52: ...lty Replace The vacuum system motor is faulty Check the electrical input Dirty water vacuuming is insufficient or there is no vacuuming The vacuum grid with automatic shut off float is activated becau...

Page 53: ...check that the motor electrical input is 16 19 A at 24 V 4 Turn off the vacuum system motor by pressing the vacuum system push button 5 Remove the Amp clamp A 6 If the amperage exceeds the specificati...

Page 54: ...ct the electrical connections D 5 Remove the carbon brushes E 6 Check the carbon brushes E for wear Replace the carbon brushes when The contact with the motor armature is insufficient The carbon brush...

Page 55: ...recovery tank assembly 4 Remove the screws A and recover the washers 5 Remove the motor cover B 6 Remove the filter C and the gasket D 7 Remove the motor E or L the sound deadening pipe F and the sou...

Page 56: ...FOCUS II Micro Rider 26D SCRUBTEC R 471 SCRUBTEC R 471C SCRUBTEC BOOST R4 FOCUS II Micro Rider 28 BOOST Recovery tank capacity 21 US gal 80 L Vacuum system motor technical data 0 56 hp 420 W 20 8A VD...

Page 57: ...lt and pulley transmission system The brush system uses the solution to wash the floor The 2 side skirts direct the washing water towards the rear squeegee There is also a removable box on the deck wh...

Page 58: ...tive ref Power supply B Power supply B Shunt Shunt V Function electronic board EB1 P100712 Actuator Wiring Diagram Brush deck actuator motor M5 Shown in retracted position Function electronic board EB...

Page 59: ...kirts Crankcase belt protection Front deck protection Motor pulley Roller belt tensioner Driving belt Brush pulley Support brush Crankcase belt pro tection 1 4 2 3 Cylindrical brush deck Debris contai...

Page 60: ...agnetic switch ES1 Brush motor M1 1 M1 2 Function electronic board EB1 Brush deck fuse F1 Actuator system wiring harness connection 12 13 11 Brush deck lifting lowering actuator Brush motor elec troma...

Page 61: ...oth sides of the machine loosen the knobs A and remove the side skirt assemblies B 5 Unscrew the knobs C and remove the lids D by pushing the knobs downwards 6 Install the cylindrical brushes E or rem...

Page 62: ...to the following procedure Overturning or replacement 7 Remove the wing nuts E then remove the retaining strip F 8 Remove the skirt blade G and if possible overturn the blade to replace the lower inn...

Page 63: ...tch ES1 is damaged Replace The brush motor fuse F1 is open Replace One brush does not rotate The motor carbon brushes are worn Replace Bulky debris or cords around the brushes or between the brushes a...

Page 64: ...Off push button and then turn the ignition key to 0 4 Disconnect the red connector A 5 Disconnect the solution hose union B 6 Remove the safety pins C 7 Unscrew the mounting nut D and recover the wash...

Page 65: ...ire to disable the driver s seat microswitch 5 Disconnect the driving wheel connector to disable the drive system 6 Turn the ignition key to I and lower the cylindrical brush deck with the scrub On Of...

Page 66: ...ing of F1 fuse screws 14 Check if there is dust or dirt ropes cables etc on the brush hubs 15 Check the motor carbon brushes see the procedure in the following paragraph 16 Remove the motors see the p...

Page 67: ...ove the protection B and remove the screws C 5 Remove the carbon brushes D 6 Check the carbon brushes D for wear Replace the carbon brushes when The contact with the motor armature is insufficient The...

Page 68: ...Assembly Disassembly 1 Remove the cylindrical brush deck see the procedure in Cylindrical Brush Deck Disassembly Assembly paragraph 2 On the machine side where the brush motor has to be removed unscre...

Page 69: ...10 Assemble the components in the reverse order of disassembly and note the following The electrical connections L of the motor H must be turned to the rear side of the cylindrical brush deck The con...

Page 70: ...he scrub On Off push button 3 Turn the ignition key to 0 and disconnect the batteries 4 On both sides of the machine unscrew the knobs and remove the side skirt assemblies 5 Remove the screws A and re...

Page 71: ...owing procedure Belt tensioning 11 Check the tension of the driving belt C between motor and brush The tension is correct when the driving belt bends for 5 mm when pressing the driving belt in its cen...

Page 72: ...the procedure in Cylindrical Brush Deck Disassembly Assembly paragraph 3 Turn the ignition key to 0 and disconnect the batteries 4 Disconnect the actuator connector see the function electronic board 5...

Page 73: ...x 690 mm Deck right left offset 3 5 3 5 in 90 90 mm Cylindrical brush deck distance from the floor when lifted 0 8 in 22 mm Brush electromagnetic switch 24V 70A Cylindrical brush motor technical data...

Page 74: ...are activated by the function electronic board when the pedal is pressed The brush system uses the solution to wash the floor In case of brush motor overload a safety system stops the brushes after ab...

Page 75: ...e ref Power supply B Power supply B Shunt Shunt V Function electronic board EB1 P100712 Actuator Wiring Diagram Brush deck actuator motor M5 Shown in retracted position Function electronic board EB1 B...

Page 76: ...rive hub Magic deck system Brush deck lifting lowering actuator M5 Gas spring for extra pressure Brush electromagnetic switch ES1 2 1 4 3 Brush gearmotor M1 M2 Disc brush deck Magic deck system Drive...

Page 77: ...S II Micro Rider Component Location continued Brush deck fuse F1 Actuator system wiring harness connection Function electronic board EB1 Brush deck fuse F1 into fuse holder Function electronic board E...

Page 78: ...n the ignition key to 0 4 Manually move the deck assembly to the left then release the lever D and disassemble the covers E and F from the deck 5 Install the brushes pad holders on the deck drive hub...

Page 79: ...Repair The brush motor electromagnetic switch ES1 is damaged Replace The brush motor fuse F1 is open Replace One brush does not rotate The motor carbon brushes are worn replace Replace Bulky debris o...

Page 80: ...pad holder 3 Turn the ignition key to I 4 Lower the brush pad holder deck by pressing the scrub On Off push button 5 Turn the ignition key to 0 6 Disconnect the red connector A 7 Disconnect the soluti...

Page 81: ...hubs 4 Use a jumper wire to disable the driver s seat microswitch 5 Disconnect the driving wheel connector to disable the drive system 6 Turn the ignition key to I and lower the brush pad holder deck...

Page 82: ...g of F1 fuse screws 14 Check if there is dust or dirt ropes cables etc on the brush hubs 15 Check the motor carbon brushes see the procedure in the following paragraph Remove the motors see the proced...

Page 83: ...bon brushes when The contact with the motor armature is insufficient The carbon brushes are worn The carbon brush contact surface is not integral The carbon brushes when the stroke residual is less th...

Page 84: ...workbench remove the screw A from the reduction unit which has to be disassembled 3 Remove the hub assembly B with a puller 4 Remove the screws C 5 Remove the gearmotor D 6 Recover the key E Assembly...

Page 85: ...ck 2 Remove the deck 3 Turn the ignition key to 0 and disconnect the batteries 4 Disconnect the actuator connector see the function electronic board 5 Remove the screw A and recover nuts bushings and...

Page 86: ...ing Disassembly Assembly paragraph Steering System section 5 Place a wooden shim A under the deck holder assembly Wooden shim thickness must be 160 mm 6 Unscrew the ring nut B recover the washer then...

Page 87: ...older deck and leave the deck holder assembly lifted 3 Turn the ignition key to 0 and disconnect the batteries 4 Turn the steering wheel to accommodate the position of the drive guide A to be removed...

Page 88: ...0 in 15 150 mm 105 0 mm Brush distance from the floor when lifted 1 9 in 48 mm 1 9 in 48 mm Brush pad holder motor power 2 x 0 53 hp 2 x 400 W Actuator technical data Maximum load 700 N Maximum speed...

Page 89: ...ed when the brush motor are activated by the function electronic board when the pedal is pressed The BOOST system uses the solution to wash the floor In case of brush motor overload a safety system st...

Page 90: ...B Power supply B Shunt Shunt V Function electronic board EB1 BOOST motor M1 P100736 Actuator Wiring Diagram Brush deck actuator motor M5 Shown in retracted position Function electronic board EB1 B M V...

Page 91: ...ex plate Pad BOOST motor M1 Brush deck lifting lowering actuator M5 Gas spring for extra pressure Brush electromagnetic switch ES1 2 1 1 1 BOOST motor M1 BOOST deck Pad Flex plate P100737 5 6 7 Brush...

Page 92: ...US II Micro Rider Component Location continued BOOST deck fuse F1 Actuator system wiring harness connection Function electronic board EB1 BOOST deck fuse F1 into fuse holder Function electronic board...

Page 93: ...which may prevent the deck from lifting 2 Lift the deck by pressing the scrub On Off push button 3 Turn the ignition key to 0 4 Install the pad A so that it engages the plates on the BOOST deck 5 To...

Page 94: ...h ES1 is damaged Repair The deck motor electromagnetic switch ES1 is damaged Replace The deck motor fuse F1 is open Replace The motor carbon brushes are worn replace Replace The motor is faulty Repair...

Page 95: ...the motor connector B 10 Remove the screw C and recover the nut 11 Remove the screw D the nut E and recover the spacers F 12 Remove the screws G the nuts H and recover the spacers 13 Disassemble the...

Page 96: ...2 Turn the ignition key to 0 23 Remove the amperometric pliers A 24 If the electrical input is higher perform the following procedures to detect and correct the abnormal input Note If the electrical i...

Page 97: ...ee the procedure in the relevant paragraph 2 Place the deck on a workbench Note The motor cannot be disassembled with BOOST deck installed on the machine 3 Remove the connector holder 4 Remove the wir...

Page 98: ...in the proper carbon brush housing Route the wire through the carbon brush housing Place the rear end of the carbon brush in the spring cup so that the spring unrolls with the carbon brush pushed back...

Page 99: ...three carbon brushes 8 Install the wave washer 9 Install the top cover Install it far enough so that the carbon brushes make contact with the collector when the temporary support wires are removed Th...

Page 100: ...sembly D 4 Recover the spacer E and the key F 5 Remove the screws G then remove the motor H 6 Recover the connector holder I Assembly 7 Assemble the components in the reverse order of disassembly and...

Page 101: ...nuts G lift the deck holder assembly H and recover the washers 6 Remove the vibration dampers I from the pad holder stays J 7 Assemble the new vibration dampers in the reverse order of disassembly and...

Page 102: ...pers O by unscrewing them from the ring P 11 Assemble the new vibration dampers in the reverse order of disassembly and note the following Apply Loctite on the lower thread and manually install the vi...

Page 103: ...2 Remove the BOOST deck 3 Turn the ignition key to 0 and disconnect the batteries 4 Disconnect the actuator connector see the function electronic board 5 Remove the screw A and recover nuts bushings...

Page 104: ...ring Disassembly Assembly paragraph Steering System section 5 Place a wooden shim A under the deck holder assembly Wooden shim thickness must be 160 mm 6 Unscrew the ring nut B recover the washer then...

Page 105: ...deck and leave the deck holder assembly lifted 3 Turn the ignition key to 0 and disconnect the batteries 4 Turn the steering wheel to accommodate the position of the drive guide A to be removed 5 Und...

Page 106: ...mph 4 km h 26 909 ft2 2 500 m2 Deck right left offset variable 0 8 6 in 4 9 0 in 0 220 mm 125 0 mm BOOST deck distance from the floor when lifted 1 9 in 48 mm BOOST deck motor power 0 75 hp 560 W Moto...

Page 107: ...Mixing System can be selected with the specific lever under the steering wheel The operator sets the amount of detergent with the keys on the serigraphed electronic board installed on the steering whe...

Page 108: ...t tank Chemical Mixing System detergent pump M4 One way valve Solution clean water drain valve Battery compartment fluid valve 5 1 1 8 9 Chemical Mixing System detergent tank Battery compartment fluid...

Page 109: ...dapter A on the squeegee vacuum hose B then fasten it to the drain valve C 5 Turn the ignition key to I and turn on the vacuum system with the vacuum system push button 6 Open the drain valve C to dra...

Page 110: ...ar wheel The valve A is closed when it is in the position B and it is open when it is in the position C 4 Remove the transparent cup D recover the gasket E then remove the filter strainer F under the...

Page 111: ...the vacuum system to turn on 6 Collect the detergent remained on the floor 7 Turn the ignition key to 0 8 Lift the recovery tank then check that the detergent tank hose is empty otherwise perform ste...

Page 112: ...ection Replace the solenoid valve repair the electrical connection There is debris in the solution clean water tank clogging the output hole Clean the tank There is debris in the solution clean water...

Page 113: ...he detergent hoses clogging the detergent flow Clean the hoses The detergent flow control push button is malfunctioning Check that the LED turns on otherwise replace the dashboard electronic board EB3...

Page 114: ...right side of the machine remove the screws and nuts A 6 Disconnect the connector B 7 Disconnect the hose C and D 8 Recover the whole assembly and at the workbench remove the solenoid valve E or the...

Page 115: ...tank plug 5 On the left side of the machine remove the screws and nuts A 6 Disconnect the connectors B and C 7 Disconnect the hose D 8 Remove the detergent pump E 9 If necessary remove the retaining s...

Page 116: ...BTEC R 471 SCRUBTEC R 471C SCRUBTEC BOOST R4 FOCUS II Micro Rider 28 BOOST Solution clean water tank capacity 21 US gal 80 L Solution flow 0 26 to 0 8 US gal min 1 to 3 L min Min max solution flow wit...

Page 117: ...b The front blade has an opening in the bottom edge so the squeegee can collect the water on the floor The design and the central duct make it easy for the squeegee to clear the water The bottom edge...

Page 118: ...tion Squeegee Squeegee blades Squeegee holder Mounting handwheels Squeegee adjustment Actuator M6 Squeegee lifting cable 5 4 2 1 4 3 7 2 Actuator M6 Squeegee lifting cable Squeegee holder Mounting han...

Page 119: ...ne on a level floor 2 Insert the ignition key and turn it to I 3 Lower the squeegee by pressing the vacuum system push button 4 Turn the ignition key to 0 5 Disconnect the vacuum hose from the squeege...

Page 120: ...ighten the handwheels 3 Check the front blade C and rear blade D for integrity cuts and tears if necessary replace them as shown below Check the front corner J of the rear blade for wear if necessary...

Page 121: ...or repair replace The squeegee leaves lining on the floor or does not collect water There is debris under the blade Remove The squeegee blade edges are torn or worn Replace The squeegee is not balanc...

Page 122: ...es 3 Disengage the cable grommet A and remove it from the squeegee 4 Remove the screws B and recover the washers 5 Remove the screw C and recover the nut 6 Disconnect the connector D and remove the sq...

Page 123: ...IP GR 30 grease or equivalent on the entire length of the cable Insert the cable in the direction shown by the arrow C Route the cable in the pulleys D E and F in sequence Fasten the cable grommet wit...

Page 124: ...R 466 FOCUS II Micro Rider 26D SCRUBTEC R 471 SCRUBTEC R 471C SCRUBTEC BOOST R4 FOCUS II Micro Rider 28 BOOST Squeegee width 35 in 890 mm Actuator technical data Maximum load 500 N Maximum speed 32 mm...

Page 125: ...el assembly The reduction gear pinion transmits the movement to the steering crown connected to the driving wheel as sembly The driving wheel assembly is also equipped with the gear for magic deck sys...

Page 126: ...tank empty 2 Turn the ignition key to 0 and disconnect the batteries 3 Unscrew the steering wheel height control lever A 4 Remove the steering wheel assembly B disconnect the wiring harness connectio...

Page 127: ...he wiring harness and then remove the drive pedal H 9 Remove the caps the screws I on the machine front and recover the washers 10 Remove the caps the screws J on the machine foot board and recover th...

Page 128: ...urns to the rest position the alarm is automatically deactivated without having to turn the machine off and on again When the drive pedal is pressed the function electronic board EB1 powers the electr...

Page 129: ...ve system motor Drive system motor Lamp seat microswitch float power supply Return from driver s seat microswitch Pedal potentiometer power supply 5V Pedal potentiometer return Pedal potentiometer pow...

Page 130: ...icator LEDS Anti skid control LED Driving wheel assembly Drive system motor M3 Electromagnetic brake BRK Driver s seat sensor SW1 7 7 7 2 1 Accelerator pedal RV1 Reverse switch Anti skid control LED S...

Page 131: ...board fuse F2 Replace The function electronic board EB1 is faulty See the Electrical System chapter The brake does not operate The electromagnetic brake deactivation lever BRK is turned to unlock pos...

Page 132: ...ry tank empty 2 Turn the ignition key to 0 and disconnect the batteries 3 Unscrew the steering wheel height control lever A 4 Remove the steering wheel assembly B disconnect the wiring harness connect...

Page 133: ...t the wiring harness and then remove the drive pedal H 9 Remove the caps the screws I on the machine front and recover the washers 10 Remove the caps the screws J on the machine foot board and recover...

Page 134: ...he ignition key to I 7 Drive the machine at the maximum forward speed by pressing the pedal and check that the electrical input is 5 7 A at 24 V Release the pedal Turn the ignition key to 0 and remove...

Page 135: ...emove the screws B the flange C and the plastic ring D 7 Disengage the spring E and remove the 2 carbon brushes F 8 Check the carbon brushes for wear 9 The carbon brushes are worn when the contact wit...

Page 136: ...ections A 4 Remove the electromagnetic brake see the procedure in the relevant paragraph 5 Remove the driving wheel assembly see the procedure in the relevant paragraph 6 At the workbench with indelib...

Page 137: ...drive system motor with sand paper 400 Clean the pin with thinner 13 Apply Loctite 542 on the pin I and on the gear G then install 14 Apply strong threadlock on the threads of the screw F then tighte...

Page 138: ...apply to the frame front sides two proper wooden shims high enough to keep the front wheel lifted for about 10 cm from the floor 6 Under the driving wheel assembly disconnect the drive system motor a...

Page 139: ...le the components in the reverse order of disassembly and note the following Tighten the screws H at 16 Nm Only for machines with disc brushes deck when installing the driving wheel assembly the gears...

Page 140: ...move the driver s seat mounting screws 4 Disconnect the microswitch connector 5 Lift the recovery tank cover and remove the remaining driver s seat mounting screws 6 Remove the driver s seat remove th...

Page 141: ...he batteries 4 Turn the steering wheel to reach the electromagnetic brake 5 On the left side of the machine remove the screws A and disconnect the connector B 6 Remove the electromagnetic brake C Asse...

Page 142: ...ue 100 Nm Continuous torque 30 Nm Load on the wheel 150 daN Ratio 1 28 25 Drive system motor technical data Power 0 4 hp 300 W Voltage 24 V Speed 4200 rpm Electrical input 15 A Protection class IP44 E...

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