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Slide 93

9.

Drive

9.2.2  Service codes DMC control unit - Rear

Code

Name

Description

Remedy

Drive error faults -Commences gracefull neutral brake - requires a neutral recycle action to reset fault

9

Memory chip fault

Memory not accessible

Internal voltage <12V; replace Drive Control Unit

10

2 directions active

Forward and Reverse direction active

Check the wiring of the direction switch                         

(-A02.X6 and -A04.A1/A2)

11

Seat switch not closed or timed out

No release signal from Machine Control Unit

Check the wiring from -A01.X13:11 to -A05.A4             

(should be connected to battery minus)

12

Wrong Power Up sequence

Forward, Reverse or FS1 (-A04.A3) active before key 

switch on

Pay attention to the starting sequence: key switch / 

seat switch, direction switch, potentiometer switch.

13

Accelerator signal is active                  

at Power Up

Speed signal is >50% at power up

Check potentiometer and it´s wiring

14

Not used

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Summary of Contents for Scrubmaster B260 R

Page 1: ...1 Scrubmaster B 260 R 7182 XX Service Booklet RevHako GmbH Technisches Produktmanagement D 23840 Bad Oldesloe Updated 03 2022 Rev 1 04 Confidential for internal use only Training Troubleshooting Adjus...

Page 2: ...e water tank full 15 2 2 2 Fresh water tank display 16 2 2 3 Machine home position 18 2 2 4 Seat contact switch 3 6 6 4 19 2 3 Diagnostics and communications 21 2 3 1 Prerequisites 21 2 3 2 Diagnostic...

Page 3: ...ings which can be made without a code 35 2 4 5 Settings which can be made with a code 36 2 4 6 Resetting the last error and deleting the error memory 37 2 4 7 Deleting the last error on the display pa...

Page 4: ...SD storage medium in control panel 56 6 1 9 Logo on the start screen 57 6 2 Customer specific settings PPV 58 7 Mechanical components 61 7 1 Squeegee 61 7 2 Rotating brush heads 67 7 2 1 Rotating bru...

Page 5: ...t front 80 9 1 1 Connection description front drive control 80 9 1 2 DMC control service codes front drive control 82 9 1 3 Brake manual release of brake front 88 9 1 4 Brake checking the brake functi...

Page 6: ...10 1 Meaning of display during switch on 107 10 2 Service alarm clock 3 3 1 1 108 11 Battery charger 109 12 Options 110 13 Electrical components 115 13 1 Machine controller A01 and slave machine contr...

Page 7: ...n de energised disconnect the battery plug except for current and voltage measurements After repairing electrical drives measure the starting and operating currents to detect possibly still present er...

Page 8: ...lights up and the machine beeps The current service code four digit alphanumerical code in the service indicator is shown with flashing dots between the characters In addition a red wrench can be disp...

Page 9: ...V 480 Ah PzS tray Furthermore it is differentiated between edition machines and configuration machines Edition machines are machines that have a clearly defined scope of equipment In this context only...

Page 10: ...res Additional options chemical dosing working light warning signal etc are installed in the factory For more details see the relevant current price lists Additional equipment features e g chemical do...

Page 11: ...trictions e g cleaning programmes in Chapter 3 and several settings in Chapter 2 This is always possible if a diskette is displayed next to the value Chapter Configuration Content However if a lock is...

Page 12: ...2 3 6 If the micro SD card is missing a blue screen Fig 2 1 is displayed If a empty SD Card or defective SD Card or a formatted SD Card is inserted a Black screen either with or without a message is d...

Page 13: ...e 4 5 2 5 Therefore the machine software must be flashed onto the central control unit after mechanical installation and electrical connection of the central control unit It is recommended to check du...

Page 14: ...group messages of the drive control unit on the display of the machine these are displayed as detailed flash codes on the drive control using flashing LEDs see Chapter 9 It is possible to toggle back...

Page 15: ...ed The suction motor switches off with a delay 15 seconds Switching off because the tank is full The suction motors are shut off when the waste water tank is full via float switch S04 which is connect...

Page 16: ...located next to the water filling opening of the fresh water tank The immersion tube extends to just above the bottom of the fresh water tank A certain pressure is present at the pressure sensor via t...

Page 17: ...1 X14 5 The minus connection comes from A01 X15 15 and the analogue signal of the pressure sensor is present at A01 X15 3 If there a water column in the immersion tube this can result in falsification...

Page 18: ...ess they have been switched off via the micro switch for the upper end position integrated in the lifting element squeegee or the upper end position is detected by the control unit via the integrated...

Page 19: ...is switched on the machine is locked in all functions driving and cleaning The same applies if both contacts of the seat contact switch have the same switch status for longer than a few seconds i e bo...

Page 20: ...witch that has been detected as open by the machine no operator on the seat is indicated on the control panel display via the operator in the top line of the multifunction display If the seat contact...

Page 21: ...c software via the Hako WebX download portal Service PC e g Panasonic CF20 with Windows 10 Interface PN 03502430 preferred variant or alternatively also PN 03501750 Diagnostic cable PN 03502750 Diagno...

Page 22: ...m Ms Christin Ramm e mail cramm hako com To install the software on a service computer Follow the steps in the Instructions for Hako diagnostics setup which is supplied with the diagnostic software Th...

Page 23: ...nostic cable PN 03502750 and the interface PN 03502430 or 03501750 Connect the OBD connector blue contact protection of the diagnostic cable to the OBD contact of the machine located behind the cover...

Page 24: ...he designation RS232 With CANUSB interface PN 03501750 alternative connecting option Connect the D Sub 9 connection of the diagnostic cable marked CAN1 red marking to the round jack of the interface u...

Page 25: ...and the diagnostic PC 2 3 Diagnostics and communication CAN Fox Interface PN 03502430 USB connector to service PC D Sub9 connector CAN D Sub9 connector RS232 D Sub9 socket CAN1 RED D Sub9 socket CAN2...

Page 26: ...y and parameters via the display according to the training documents In the case of a master and slave control 3 brush decks the flashing of the slave control is done by the master control If newer so...

Page 27: ...Adaptor is required Alternative a USB Micro SD Adaptor can be used Switch on the machine without a connected machine the diagnostic application can t be started Start the Hako Diagnostic Software Sele...

Page 28: ...ppear on the screen if a new software version is available Two buttons appear in the bottom line Cancel and Update The button Update is selected by pressing the Turn push knob All other activities wil...

Page 29: ...sub menus In the main display screen use the turn push knob to select the red button with the green arrow and actuate it by pressing the turn push knob The display screen jumps into the sub menu on t...

Page 30: ...n softkey for selecting the sub menus The sub menu of the operating hours appears and the select buttons are displayed on the left hand side with yellow border for selection 2 4 Configuration menu Ret...

Page 31: ...ion softkey for selecting the sub menus The sub menu of the operating hours appears and the select buttons are displayed on the left hand side with yellow border for selection The individual menus can...

Page 32: ...and saved by pressing again Turn further to the next value to be adjusted Values are saved automatically when exiting the menu item turning the turn push knob on the time setting menu item Time setti...

Page 33: ...n adjustable values can only be changed via a software update Turn the turn push knob to the adjustable parameter and press If the border turns green the content can be adjusted Save the value via the...

Page 34: ...eld of the value to be changed Press the turn push knob to be able to adjust the value the border turns green Adjust by turning the turn push knob Press the turn push knob to exit the field Rotate as...

Page 35: ...ts to adjust parameters only released parameters can be adjusted The lock is locked If a locked lock is shown next to the configuration setting the configuration cannot be changed by the operator If a...

Page 36: ...12 of the serial number of the machine If no code has been assigned release for adjusting the configuration can only take place via the service plug If parameters are to be changed the code for setti...

Page 37: ...mm ss or 12 h display pm am hh mm ss Shows the date when the error occurred in DD MM YYYY Menu item for displaying the last ten errors Select the softkey via the turn push knob and press to confirm Sh...

Page 38: ...ime date and the error message of the last occurred error DEL is only visible if the error has been reset i e the service key has extinguished Press and hold the turn push knob for 3 seconds to reset...

Page 39: ...ostics memory can only be deleted via the HAKO diagnostics system New error entries are saved chronologically last error that occurred is displayed at the top position After deleting via the HAKO diag...

Page 40: ...3 jacking points for a car jack The front jacking point is on the left next to the front wheel close to the working light The rear jacking points are located on the right and left next behind the rea...

Page 41: ...Slide 41 3 Technical data The technical data for the individual variants of the SCM B260R model series can be found in chapter 4 of the instruction manual provided with the machine...

Page 42: ...ngle modules the special technical work to be done and the periods of time for the maintenance activities Parts to be replaced for the individual maintenance tasks are determined More details can be f...

Page 43: ...ng is selected the signal is connected to input A04 A2 from A02 X109 4 If these signals are missing at A04 A1 or A04 A2 the machine will not move The forwards and reverse signals are transferred to th...

Page 44: ...ntrol is in neutral SOW Yes Yes Yes Yes Yes Yes Water off when drive control is in reverse SOW No Yes Yes No Yes Yes Lift squeegee when drive control is in neutral SOW No No No No No No Lift squeegee...

Page 45: ...ription 3 0 Adjusted FPV 3 0 0 SOW Variante see Configuration 3 1 3 d see table 5 3 x 3 0 1 Refer to FPV table x 3 0 2 Refer to FPV table d 3 0 3 Refer to FPV table x 3 0 4 Refer to FPV table x 3 0 5...

Page 46: ...drive pedal neutral 3 1 0 No x 3 1 1 Yes x 3 2 SOW Brush off when drive pedal revers 3 2 0 No x 3 2 1 Yes x 3 3 SOW Lift Brush when drive pedal neutral 3 3 0 No x 3 3 1 Yes x 3 4 SOW Lift Brush when...

Page 47: ...8 SOW Lift squeegee when drive pedal revers 3 8 0 No x 3 8 1 Yes x 3 9 SOW Reduce speed when brushes on 3 9 0 No x 3 9 1 Yes x 3 A SOW Reduce speed when suction on 3 A 0 No x 3 A 1 Yes d 3 B SOW Redu...

Page 48: ...master B260R machine series These can be set and adapted in the configuration menu To check and change the setting access the configuration menu as described in Chapter 2 4 The possible setting parame...

Page 49: ...nd a cylindrical brush unit with a working width of 108 cm This setting is necessary for correct functioning of the overrange limits and water quantities To check and change the setting of the cleanin...

Page 50: ...e 6 1 Description 0 2 Brush decks 1 0 2 8 Cylindrical brush deck 1080mm x 0 2 9 Plate brush deck 1230mm x 0 2 A Plate brush deck 1080mm d 0 2 B Plate brush deck 1080mm HD x 6 Machine settings 6 1 1 Cl...

Page 51: ...s available for the machine it is necessary to set the battery monitor called LDS to the correct battery type These settings are carried out in the menu items 0 3 X For the SCM B260R no On Board Charg...

Page 52: ...ies PzS are sealed low maintenance batteries containing liquid electrolyte Regular checking of the electrolyte as well as topping up with distilled water are required here AGM batteries have glass mat...

Page 53: ...ent Battery Type 1 0 3 0 Crown w o Offset x 0 3 1 Crown x 0 3 2 GIS Foreign x 0 3 3 GiS x 0 3 4 PzS or PzB Foreign x 0 3 5 PzS or PzB d 0 3 6 GiV x 0 3 7 PzV x 0 3 8 AGM only for Hoppecke batteries x...

Page 54: ...Slide 54 Table 6 3 Description 0 4 Battery charger and battery types 1 0 4 0 w o battery charger d 6 Machine settings 6 1 4 Battery charger...

Page 55: ...6 All wheel drive installed 0 6 0 only front wheel drive d 0 6 1 Front and rear wheel drive x 6 Machine settings 6 1 7 Variant All wheel drive A XC The all wheel drive variant must be activated here...

Page 56: ...d Can currently lead to a complete failure of the machine A missing SD card in the dash board leads to a Blue Screen that only displays the clock and the software version of the machine control system...

Page 57: ...re when the machine is switched on A choice can be made between the Hako logo and the Powerboss logo For special customer requirements a specific logo can be installed and activated via the special wo...

Page 58: ...It can e g be set whether the last error that occurred in the machine is shown when turning on the machine or not Check and change the setting as described in Chapter 2 4 Configuration The possible s...

Page 59: ...1 1 Preset level 4 x 2 3 Water level when switching on TOOL menu option only appears when TOOL option is activated 2 3 0 Last setting d 2 3 1 Preset level 4 x 2 4 Water amount depending on the speed 2...

Page 60: ...appears when the Acoustic Alarm option is activated 2 8 0 Standard d 2 8 1 Alternative x 2 9 Chemical Dosing Adjustment when machine is switched On 2 9 0 Last setting 2 9 1 Preset level 1 75 2 B Highe...

Page 61: ...setting of adjusting bushing see figure 7 1 dimensions 9 and 8 mm 2 Screw on the squeegee which is intended for the machine and align via the adjusting bushing so that the sealing strips are vertical...

Page 62: ...Slide 62 Figure 7 1 8 1 mm 9 1 mm Adjusting bushing Fork head Base plate 7 Mechanical components Squeegee connection 7 1 Squeegee...

Page 63: ...en the lock nuts figure 7 2a A and adjust the squeegee by turning the adjusting bushing figure 7 2a B so that the ends of the sealing strips are just about touching the ground Turning the adjusting bu...

Page 64: ...Slide 64 Figure 7 2a Figure 7 2b 7 Mechanical components 7 1 Squeegee...

Page 65: ...still occurs despite optimum inclination adjustment readjust the distance between the supporting rollers and the lower edge of the sealing strip 1 Place the machine on a level surface 2 Lower squeegee...

Page 66: ...Slide 66 Figure 7 4 7 Mechanical components Height adjustment 7 1 Squeegee...

Page 67: ...Scrubmaster B260R 108 cm and 123 cm The 108 cm brush head is available as a 2 or 3 brush version Each brush is powered by a separate motor The brushes of the rotating brush units all rotate clockwise...

Page 68: ...pressure stage Fig 7 5 A and B due to the extent of its own weight When the brush unit is removed ensure that the tension in these springs is relieved beforehand An additional spring Fig 7 5 C is ten...

Page 69: ...Slide 69 7 Mechanical components 7 2 1 Rotating brush heads contact pressure stages Figure 7 5 A B C...

Page 70: ...ue to the high dead weight of the roller brush deck it is relieved by 2 springs Figure 7 6 A und B Before the roller brush head can be removed these springs must be relieved First loosen the fastening...

Page 71: ...Guide bolt M8 x 200 with nuts and locking washers Attachment of the head swing arm to the main swing arm M10 x 30 Relief spring tension screw M10 x 150 Rocker lower Rocker upper Fixing the position of...

Page 72: ...ition can be measured against supply plus or minus at the central control unit at A01 X15 5 This signal must be between 0 3 V and 2 3 V Voltage values outside this range are detected and output as err...

Page 73: ...lifting element When the lifting element is replaced the spindle must be rotated clockwise by 90 so that it can be secured in the guide Since the lifting element is delivered in the extended conditio...

Page 74: ...t is therefore not possible to specify exact values It is decisive that the voltage values differ considerably from the lowest to the highest stage Checking of the actual water quantities is preferabl...

Page 75: ...sted in the following table 8 1 Water quantities Water amount l min 1 Plate brush 1080 mm 2 brush Plate brush 1080 mm 3 brush Plate brush 1230 mm Cylindrical brush 1080 mm Stage 1 1 3 1 3 1 3 1 4 Stag...

Page 76: ...otection from the electronics the pump would now always pump against this pressure and could be damaged The electronics detect that the pump cannot deliver freely and automatically switches the pump O...

Page 77: ...ater comes out of the spray nozzle In order to do this the water pump is actuated with a high voltage in order to obtain a sufficient delivery quantity This can lead to the system pressure increasing...

Page 78: ...the water plate Water pump Chemical pump Flow rate meter Solenoid valve Stop valve Water filter Pump outlet Pump inlet Tool connection To brush unit Injection valve To the FW tank Bypass hose for spr...

Page 79: ...in The speed control potentiometer must also be in neutral when closing the seat contact switch or to be more precise it must be recognised as being in neutral by the drive control If the drive contro...

Page 80: ...documents changes to the preset values and parameters is generally not permitted Currently only the diagnostics with flash codes for the LED indicator is used 9 1 1 Connection description M1 M2 M3 mot...

Page 81: ...e wheel drive at battery minus via bridge on X11 not used for all wheel drive A7 foot brake input from switch S10 if B is connected the machine is slowed down until standstill A8 supply speed control...

Page 82: ...pay attention to machine specifications defective battery 5 Hot drive motor Vehicle used outside the specification Is the motor OK Let the motor cool down 6 Hot control unit Vehicle used outside the s...

Page 83: ...13 11 to A04 A4 should be connected to battery minus 12 S01 Wrong Power Up sequence Forward Reverse or FS1 A04 A3 active before key switch on Pay attention to the starting sequence key switch seat swi...

Page 84: ...ow voltage internal 12 V supply too low Check charging level of the battery 16 Not used 17 Low voltage Battery voltage too low Check charging level of the battery 18 High Side Mosfet short circuit Sho...

Page 85: ...1 22 Battery Voltage is too high Voltage 67V Excessive downhill ride 23 Mosfet short circuit in neutral Low side Mosfet short ciionrcuit in neutral position Check Motor Insulation if OK replace drive...

Page 86: ...s closed Motor wiring is interrupted Check insulating of the motor If ok replace the Drive Control Unit Check the wiring between Drive control unit and Motor for continuity 28 S01 Wire off Motor Phase...

Page 87: ...r 29 S02 CAN Error Front controller security bit error Check CAN Bus connection between front and rear controller 29 S03 CAN Error Timeout Front Controller and Machine controller Check CAN Bus Drive c...

Page 88: ...lly In order to push the machine carry out the following steps 1 Loosen the bolts of the cover to the drive using the supplied socket wrench and remove the cover 2 Remove the pin Fig 9 2 A from the ho...

Page 89: ...ance must not exceed 1 52 m Check this after carrying out work at the brake system and as part of regular maintenance This value must be achieved when actuating the brake tip switch S10 The service br...

Page 90: ...control unit Rear A05 is only via CAN Bus The two drive control unit have different parameter sets Therefore the never have to be exchanged 9 2 1 Connection description M1 M2 M3 motor connections B B...

Page 91: ...unit is deactivated if the brake is manually released signal from A05 A11 36V A7 not used A8 supply steering angle sensor R20 negative A9 setpoint from steering angle sensor R20 A10 control voltage fr...

Page 92: ...raking U 60V Defective Battery Excessive downhill ride 5 Drive Motor overheated Machine is used outside it s specification Cool down the drive motor 6 Drive Control Unit overheated Machine is used out...

Page 93: ...ive Check the wiring of the direction switch A02 X6 and A04 A1 A2 11 Seat switch not closed or timed out No release signal from Machine Control Unit Check the wiring from A01 X13 11 to A05 A4 should b...

Page 94: ...ault 15 Low voltage internal 12V supply too low Check charging level of the battery 16 Safety line error Drive control rear is ok Error from drive control front A04 A14 A05 C3 17 Low voltage Battery v...

Page 95: ...it s wiring 22 Battery Voltage is too high Voltage 67V Excessive downhill ride 23 Mosfet short circuit to Batt minus Low side Mosfet short circuit in neutral position Check Motor Insulation if OK rep...

Page 96: ...n Drive control unit and Motor for continuity 28 S01 Wire off Motor Phase Connection Rear Check Wiring A05 M02 28 S02 Wire off Magnetic Brake short circuit Rear Check Wiring 28 S03 Wire off Magnetic B...

Page 97: ...unlocked To do so push the lever at the rear on the right side of the machine figure 9 4 A from right to left until it engages Indication appears on the multifunction display Fig 9 4 B when the rear...

Page 98: ...steering angle of the front wheel drive For this reason a rotary sensor is installed at the front wheel drive After the sensor is replaced the sensor may need accurate adjustment The procedure is des...

Page 99: ...a long screw Fit screw pos 130 and washer pos 180 with threadlocker e g Loctite 243 Tightening torque 9 3 Nm Install the feather key pos 200 and grease the upper end of the shaft as a corrosion protec...

Page 100: ...180 130 170 150 120 Figure 9 5 Slide 100 9 Drive 9 2 4 Steering angle sensor...

Page 101: ...e sensor Flange bushing Shaft Screw M6x20 DIN 4762 Spur gear Screw M6x16 DIN 7984 Washer 10 5 DIN 125 Washer 6 4 DIN 9021 Feather key A 3x3x8 DIN 6885 Lock Washer 6 Parts List Pc Pc Pc Pc Pc Pc Pc Pc...

Page 102: ...1 2 6 2 Brush motor 3 center overload Short circuit in the brushmotor M05 or in it s wiring Brush motor overload 1 2 6 3 Lifting element brush deck Overload of the brush deck lifting element or short...

Page 103: ...motors or in it s wiring option side broom 2 3 6 4 Blocking protection side broom lifting element Lifting element side broom overloaded option side broom 3 1 1 2 Fleetrekorder communication interrupti...

Page 104: ...tion switch Message is generated by the operator panel A02 3 4 1 2 Malfunction drive control unit front see blinking code on drive control unit 3 4 1 4 Malfunction drive control unit rear see blinking...

Page 105: ...it A01 A05 32 4 3 2 1 Communication problemSlave modul CAN Bus error between machine control unit and slave control unit A01 A06 32a 4 4 2 1 Communication problemSlave modul CAN Bus error between mach...

Page 106: ...ce the control unit A01 4 6 1 3 Malfunction of internal software Replace the control unit A01 5 2 6 1 LDS related malfunction Battery voltage Working functions are inhibited Machine can be moved to ch...

Page 107: ...operating system at the machine control system is missing isn t started or the CAN connection between machine control unit and dash board is interrrupted permanent Both 1 and 2 did occur Blue Screen 3...

Page 108: ...Slide 108 10 2 Service alarm clock 3 3 1 1 The service alarm clock is set via the Hako diagnostic system...

Page 109: ...R is charged using an external charger Information about the charger settings and the charging and service information can be found in the charger documentation The chargers that are available for thi...

Page 110: ...system are specified in Table 12 1 These options include all options are only available with the latest software version Update the machine software to the latest version if necessary Silence Kit suct...

Page 111: ...on of the field options if necessary is described in the supplied instructions for these field options The warning signal and Blue Spot options and the pre sweep unit and the side brush system cannot...

Page 112: ...e Kit 1 0 0 not available x 1 0 1 available d 1 1 Warning Signal Optical and acoustical 1 1 0 not available d 1 1 1 available x 1 2 Chemical Dosing Agent 1 2 0 not available d 1 2 1 available x 1 3 TO...

Page 113: ...1 4 Pre Sweep Unit 1 4 0 not available d 1 4 1 available x 1 6 Working Headlight 1 6 0 not available d 1 6 1 available x 1 7 Fleetrecorder 1 7 0 not available d 1 7 1 available x 1 8 Side Broom 1 8 0...

Page 114: ...or only informative 1 9 1 available d 1 A Warning Beacon on Pole 1 A 0 not available d 1 A 1 available x 1 B TOOL Spinkle Nozzle for cleaning of the recovery tank 1 B 0 not available d 1 B 1 available...

Page 115: ...4 X2 X1 X17 X15 X14 X16 X7 X10 X9 X6 X5 X8 X3 X20 X18 X22 X19 X12 F202 F200 F700 F1300 F1100 F1200 X11 X13 13 1 Machine controller A01 and slave machine controller A06 Position of connections and fuse...

Page 116: ...ments and side brushes X11 1 4 2 5 3 6 F1100 10 A 80 V Small load 36 V X12 3 13 4 14 5 15 6 16 7 17 8 18 9 19 10 20 F1200 10 A 80 V Water pump X12 1 11 F1300 10 A 80 V Small load 24V X13 1 7 2 8 3 9 F...

Page 117: ...ng element squeegee and brush aggregat Side broom motors X12 20 pole small load output X13 12 pole 24V output X13 1 7 power supply position recognision lifting element brush aggregat X13 10 11 Relaisc...

Page 118: ...6 slave Connectors A06 X1 X2 Main Power supply plus and Minus from F06 X3 4 Power output brush motor 3 M05 X14 10 pole Input control voltage X14 1 6 an F200 F202 output Main contactor K06 X14 2 X15 24...

Page 119: ...Slide 119 13 Electrical components 13 2 Dash board A02 Position of connectors on Dash board A02...

Page 120: ...le Control voltage X102 Connector Turn Push Button DDS X104 10 pole potential free Relais contacts Chemical dosing X104 8 horn X104 10 change over working headlight X104 1 Machine X104 2 pre sweep X10...

Page 121: ...Slide 121 14 Notes...

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