Advance acoustic 908 7161 020 Pressure Washer Download Page 20

Page: 20 / 67

ENGLISH

SERVICE MANUAL

9096982000(1)2007-02

Adfinity

17 ST, 20 ST, 20 D, X 20 D, X 20 C, X 24 D

AXP

WATER PUMP DISASSEMBLY/ASSEMBLY (For Adfinity

X 20 D - X 20 C - X 24 D)

Disassembly

If the tank (21) contains recovery water:

Drive the machine to the appointed recovery water disposal area.

Turn the ignition key (80) to “0”.

Empty the recovery water tank (21) with the hose (16).

Drive the machine on a level floor.

Turn the ignition key (80) to “0”.

Grasp the handle (41) and carefully lift the tank (40).

Disconnect the connector (A).

Loosen the clamps (B) and disconnect the hoses (C) from the water pump (D).

Remove the screws (E).

Remove the water pump (D).

Assembly

Assemble the components in the reverse order of disassembly.

DETERGENT PUMP AND CHECK VALVE DISASSEMBLY/ASSEMBLY (For Adfinity

X 20 D - X 20

C - X 24 D)

Disassembly

If the tank (21) contains recovery water:

Drive the machine to the appointed recovery water disposal area.

Turn the ignition key (80) to “0”.

Empty the recovery water tank (21) with the hose (16).

Drive the machine on a level floor.

Turn the ignition key (80) to “0”.

Grasp the handle (41) and carefully lift the tank (40).

Unscrew the union (A).

Remove the detergent tank (B).

Remove the screws (C).

Slightly lift the tank holder (D) and mark the position of the connectors (E) and (F) (to reinstall them correctly), which must

be as follows:

Connector (E): white cable

Connector (F): blue cable

Disconnect the connectors (E) and (F) from the detergent pump (G).

Disconnect the hoses (H) from the relevant union.

Remove the screws (I) and recover the detergent pump (G) together with the hoses.

If necessary, disconnect the hoses (J) and (K) from the pump.

If necessary, mark the position of the arrow (M) (to reinstall the components correctly), which must be as shown in the

figure, and replace the check valve (L).

Assembly

Assemble the components in the reverse order of disassembly.

•

10.

11.

12.

13.

14.

S301526A

Summary of Contents for 908 7161 020

Page 1: ...AdfinityTM 17ST 20ST 20D X20D X20C X24D SERVICE MANUAL Advance model 908 7161 020 908 7162 020 908 7163 020 908 7164 020 908 7165 020 908 7166 020 9096982000 1 2007 02 ...

Page 2: ...ENGLISH SERVICE MANUAL 9096982000 1 2007 02 AdfinityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D ...

Page 3: ...yTM X 20 D X 20 C X 24 D 21 DETERGENT PUMP AND CHECK VALVE DISASSEMBLY ASSEMBLY For AdfinityTM X 20 D X 20 C X 24 D 21 TROUBLESHOOTING 23 BRUSHING SYSTEM 25 BRUSH PAD CLEANING 25 BRUSH PAD HOLDER CYLINDRICAL BRUSH DECK DISASSEMBLY ASSEMBLY For AdfinityTM 17 ST 20 ST 25 BRUSH PAD HOLDER CYLINDRICAL BRUSH DECK DISASSEMBLY ASSEMBLY For AdfinityTM 20 D X 20 D X 20 C X 24 D 26 BRUSH MOTOR ELECTRICAL IN...

Page 4: ...BRUSH CHECK AND REPLACEMENT For AdfinityTM 20 D X 20 D X 20 C X 24 D 53 DRIVE SYSTEM MOTOR DIFFERENTIAL DISASSEMBLY ASSEMBLY For AdfinityTM 20 D X 20 D X 20 C X 24 D 54 TROUBLESHOOTING 55 DRIVE SYSTEM ELECTRONIC BOARD DIAGNOSTIC TABLE 56 OTHER SYSTEMS 57 SCREW AND NUT TIGHTENING CHECK 57 ELECTRICAL SYSTEM 59 MACHINE WORKING HOUR CHECK with optional hour counter 59 BATTERY CHARGE AND MAINTENANCE Al...

Page 5: ...OLS DANGER It indicates a dangerous situation with risk of death for the operator WARNING It indicates a potential risk of injury for people or damage to objects CAUTION It indicates a caution related to important or useful functions Pay careful attention to the paragraphs marked by this symbol NOTE It indicates a remark related to important or useful functions CONSULTATION It indicates the necess...

Page 6: ...machine is used according to the instructions the vibrations are not dangerous The machine vibration level is less than 2 5 m s2 98 37 EEC EN 1033 1995 This machine cannot be used on roads or public streets Pay attention during machine transportation when temperature is below freezing point The water in the recovery tank or in the hoses could freeze and seriously damage the machine Use brushes and...

Page 7: ...WET 2 x 12V 24V 105 Ah Battery compartment size width x length x height 13 8 x 13 8 x 11 8 in 350 x 350 x 300 mm Vacuum system circuit capacity 41 5 in H2 O 1 055 mm H2 O Cleaning width 18 0 in 450 mm 21 0 in 530 mm Squeegee width 30 0 in 760 mm Machine maximum length 46 8 in 1 190 mm 48 3 in 1 228 mm Machine width without squeegee 20 1 in 512 mm 21 2 in 540 8 mm Brush diameter 18 0 in 450 mm 21 0...

Page 8: ...ight 13 8 x 13 8 x 11 8 in 350 x 350 x 300 mm Vacuum system circuit capacity 41 5 in H2 O 1 055 mm H2 O Technical data for machines with brush pad holder deck Model AdfinityTM 20 D 1 brush pad holder AdfinityTM X 20 D 1 brush pad holder AdfinityTM X 24 D 2 brushes pad holders Cleaning width 21 0 in 530 mm 24 0 in 610 mm Squeegee width 30 0 in 760 mm 32 0 in 810 mm Machine maximum length 52 1 in 1 ...

Page 9: ...ING Read carefully the instructions in the Safety chapter before performing any maintenance procedure The following tables provides the scheduled maintenance The intervals shown may vary according to particular working conditions which are to be defined by the person in charge of the maintenance For instructions on maintenance procedures see the following paragraphs SCHEDULED MAINTENANCE TABLE Pro...

Page 10: ...overy water tank cover opened to be cleaned 30b Recovery water tank cover completely opened Tank cover gasket Cover movable retaining plate Cover fixed retaining plate Serial number plate technical data conformity certification Plug for squeegee vacuum hose cleaning Vacuum grid with automatic shut off float Solution filler neck Foam filter Compensation hole Recovery water tank lifted Tank lifting ...

Page 11: ...RAL INFORMATION MACHINE NOMENCLATURE For AfinityTM 17 ST 20 ST Continues 21 22 24 23 1 2 3 4 5 6 7 10 11b 11 12 27 15 25 26 13 55 14 19 18 20 16 17 11a 26 42 58 40 41 44 43 52 53 55 51 54 29 56 28 38 37 9 31 32 33 30b 30a 39 34 35 36 79 81a 74 72 71 81b 81c 82a 82b 82c 82 73 81 94 93 92 91 90 S301514A ...

Page 12: ...etaining plate Cover fixed retaining plate Serial number plate technical data conformity certification Plug for squeegee vacuum hose cleaning Vacuum grid with automatic shut off float Solution front filler neck Foam filter Compensation hole Recovery water tank open Tank lifting handle Lifted tank tie rod Vacuum system motor cover Vacuum system motor sound deadening filter Detergent tank Detergent ...

Page 13: ...INFORMATION MACHINE NOMENCLATURE For AfinityTM 20 D X 20 D X 20 C X 24 D Continues 29 28 21 20 56 18a 19a 14 22 24 23 1 2 3 4 5 6 7 8 10 9 11c 11b 11a 11 16 17 54 55 13 26 15 12 25 27 26 19b 18c 39 30b 38 37 35 36 34 31 32 33 30a 46 53 52 18b 19a 47 58 43 42 40 41 48 44 45 47 46 50 51 49 57 48 45 S301516A ...

Page 14: ...1 2007 02 AdfinityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D GENERAL INFORMATION MACHINE NOMENCLATURE For AfinityTM 20 D X 20 D X 20 C X 24 D Continues 79 80 83 81a 81b 81 84 82a 81c 82c 82b 71 72 73 74 75 76 77 78 82 94 90 93 92 91 S301517A ...

Page 15: ...ey 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Clean the tank 20 with clean water Start the machine as shown in the User Manual and keep it running until the solution clean water tank is completely empty Clean the solution filter see the following procedure SOLUTION FILTER CLEANING For AdfinityTM 17 ST 20 ST Drive the machine on a level floor Turn off the switches 71 and 73 ...

Page 16: ...all them on the support F NOTE The filter strainer E must be correctly positioned on the housing G of the support F Open the tap A SOLENOID VALVE DISASSEMBLY ASSEMBLY For AdfinityTM 17 ST 20 ST Disassembly Remove the brush Lower the deck by pressing the pedal 11 Remove the screw A disconnect the connector B and recover the gasket Disconnect the union C from the solenoid valve D and recover the gas...

Page 17: ...dfinityTM X 20 D X 20 C X 24 D Move the solenoid valve E and disconnect it from the union I Assembly Assemble the components in the reverse order of disassembly TROUBLESHOOTING SMALL AMOUNT OF SOLUTION OR NO SOLUTION REACHES THE BRUSH Possible causes The solution clean water filter is clogged dirty clean The solution clean water tap is stuck closed replace The solenoid valve is broken or there is ...

Page 18: ...ry water tank 21 is empty otherwise empty it with the drain hose 16 Grasp the handle 41 and carefully lift the tank 40 Slightly lift the hoses A then operating on the clean water filter assembly F unscrew the transparent cover B and remove the filter strainer C Clean and install them on the support D NOTE The filter strainer C must be correctly positioned on the housing E of the support D Install ...

Page 19: ...n the detergent tank then remove the detergent remained in the hoses and in the pump Grasp the handle 41 and carefully lower the tank 40 Turn on the machine by turning the ignition key 80 to I Turn on the AXP by pressing the switch 77 Check that the switch warning light 78 turns on Press the switches 77 and 82a at the same time until the switch warning light 78 starts flashing after about 5 second...

Page 20: ...he machine to the appointed recovery water disposal area Turn the ignition key 80 to 0 Empty the recovery water tank 21 with the hose 16 Drive the machine on a level floor Turn the ignition key 80 to 0 Grasp the handle 41 and carefully lift the tank 40 Unscrew the union A Remove the detergent tank B Remove the screws C Slightly lift the tank holder D and mark the position of the connectors E and F...

Page 21: ...ISH AdfinityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D 9096982000 1 2007 02 21 AXP DETERGENT PUMP AND CHECK VALVE DISASSEMBLY ASSEMBLY For AdfinityTM X 20 D X 20 C X 24 D Continues A B C C D H M L J K G I F E G K J S301528A ...

Page 22: ...ng the detergent flow clean the hoses The detergent flow control switch is malfunctioning check that the warning light 78 turns on if necessary replace the function electronic board The function electronic board is not set for the operation with AXP if present remove the jumper wire J4 behind the electronic board The function electronic board is faulty replace THE DETERGENT REACHES THE BRUSHES ALS...

Page 23: ...ris container A and then install it by engaging it on the inside fasteners BRUSH PAD HOLDER BRUSH DECK DISASSEMBLY ASSEMBLY For AdfinityTM 17 ST 20 ST The machine can be equipped with either the brush pad holder deck or the cylindrical brush deck Disassembly Drive the machine on a level floor Remove the brushes pad holders as shown in the User Manual Lower the brush pad holder deck by pressing the...

Page 24: ...stallation paragraph in the User Manual Disassembly Drive the machine on a level floor Remove the brushes pad holders as shown in the User Manual Do not remove the cylindrical brushes Lower the brush pad holder deck by pressing the pedal 11 Remove the cotter pins B then remove the gas spring A if present Disconnect the brush pad holder motor electrical connection D Disconnect the solution hose con...

Page 25: ... that the motor electrical input is 3 4 A at 24 V Turn off the brush pad holder by pressing the switch 71 Remove the amperometric pliers A If the electrical input is higher perform the following procedures to detect and correct the abnormal input NOTE If the electrical input is higher than the maximum allowed value the 3 battery warning lights 81 flash simultaneously Check the tightening of F1 fus...

Page 26: ...r D together with the detergent pump G Apply the amperometric pliers J on one cable K of the brush motor L Turn the speed adjuster 84 to idle and turn the ignition key 80 to I Turn on the brush pad holder by pressing the switch 71 and check that the motor electrical input is 3 4 A at 24 V Turn off the brush pad holder by pressing the switch 71 Turn the ignition key 80 to 0 Remove the amperometric ...

Page 27: ...MANUAL ENGLISH AdfinityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D 9096982000 1 2007 02 27 BRUSHING SYSTEM BRUSH MOTOR ELECTRICAL INPUT CHECK For AdfinityTM 20 D X 20 D Continues A B C D C I H F E G K L J S301534A ...

Page 28: ... key 80 to 0 Remove the amperometric pliers A If the electrical input is higher perform the following procedures to detect and correct the abnormal input NOTE If the electrical input is higher than the maximum allowed value the 3 battery warning lights 81 flash simultaneously Check the tightening of F1 fuse screw see the procedure in Fuse Check Replacement paragraph Check if there is dust or dirt ...

Page 29: ...80 to 0 Remove the amperometric pliers A If the electrical input is higher perform the following procedures to detect and correct the abnormal input NOTE If the electrical input is higher than the maximum allowed value the 3 battery warning lights 81 flash simultaneously Check the tightening of F1 fuse screw see the procedure in Fuse Check Replacement paragraph Check if there is dust or dirt ropes...

Page 30: ... and dirt from the motor carbon brush support area A Disengage the fasteners B and C and remove four carbon brush supports A If necessary disconnect the electrical connections D Check if the carbon brushes E are worn Replace the carbon brushes when the contact with the motor armature is insufficient the carbon brushes are worn the carbon brush contact surface is not integral the thrust spring is b...

Page 31: ...lue cable Disconnect the connectors E and F from the detergent pump G Disconnect the hoses H from the union I and remove the tank holder D together with the detergent pump G Disconnect the battery connector 12 Remove dust and dirt from the motor carbon brush support area A Disengage the fasteners K and L and remove four carbon brush supports J If necessary disconnect the electrical connections M C...

Page 32: ...ANUAL 32 9096982000 1 2007 02 AdfinityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D BRUSHING SYSTEM BRUSH MOTOR CARBON BRUSH CHECK REPLACEMENT For AdfinityTM 20 D X 20 D Continues J J M J M O L J K N C D C I H F E G S301541A ...

Page 33: ...ea of the protection clamp A Remove the protection clamp A For each carbon brush move the protection B and remove the screws C Remove the carbon brushes D Check if the carbon brushes D are worn Replace the carbon brushes when the contact with the motor armature is insufficient the carbon brushes are worn the carbon brush contact surface is not integral the thrust spring is broken etc Replace the c...

Page 34: ... Remove four protection covers A by disengaging the fasteners Remove the carbon brush nuts B with the lead in wires Disengage the tabs C and remove the carbon brushes D Check if the carbon brushes D are worn Replace the carbon brushes when the contact with the motor armature is insufficient the carbon brushes are worn the carbon brush contact surface is not integral the thrust spring is broken etc...

Page 35: ...ly Remove the deck see the procedure in the relevant paragraph At the workbench remove the screw A from the deck Remove the hub assembly B with a puller Remove the screws C Remove the reduction unit D If necessary remove the water distribution union E and flange F from the reduction unit Assembly Assemble the components in the reverse order of disassembly 1 2 3 4 5 6 7 D E F C C B A S301544A ...

Page 36: ...ed Remove the case B Loosen the nut C and move the pulley D to loosen the belt E Remove the belt E Remove the screws F Remove the motor G Assembly Assemble the components in the reverse order of disassembly and note the following The electrical connections H of the motor G must be turned upwards The connection J of the carbon brush protection clamps I must be positioned as shown in the figure Inst...

Page 37: ...sembly Remove the deck see the procedure in the relevant paragraph At the workbench remove the screw A from the reduction unit which has to be disassembled Remove the hub assembly B with a puller Remove the screws C Remove the reduction unit D Recover the key E Assembly Assemble the components in the reverse order of disassembly 1 2 3 4 5 6 7 D D E E C C B B A A S301546A ...

Page 38: ...he tension of the belt G according to the following procedure Replacement If the belt G is to be replaced loosen the nut D and move the pulley K to loosen the belt Tension the belt according to the following procedure Belt tensioning Check the tension of the belt C from motor to brush The tension is correct When pressing the belt in its center with a force of 22 lb 10 kg F the belt bends for 0 20 ...

Page 39: ...ctors I Check that the actuator E of the microswitch F is in the housing G of the cam H when the drive paddle is released D Also check that the cable contacts I are all open use a tester Press the drive paddle D and check that the actuator E in the positions J and K activates the microswitch F a clicking sound must be heard Also check that the cable contacts I are all closed use a tester If necess...

Page 40: ...is damaged repair The function electronic board is damaged replace The wiring harness between function electronic board and brush motor electromagnetic switch is damaged repair The brush motor electromagnetic switch is damaged replace The brush motor fuse is open replace ONE BRUSH DO NOT ROTATE For models with two brushes Possible causes The motor carbon brushes are worn replace Bulky debris or co...

Page 41: ...steners E and open the grid D recover the float F clean all the components and then reinstall them Check the tank cover gasket G for integrity NOTE The gasket G creates vacuum in the tank that is necessary for vacuuming the recovery water If necessary replace the gasket G by removing it from its housing H When assembling the new gasket install the joint I in the rear central area as shown in the f...

Page 42: ... the edges F of the rear blade D lay down on the same level along their length otherwise adjust their height according to the following procedure Release the tie rod G Fig 1 or 2 and loosen the wing nuts H Fig 1 or disengage the fasteners M Fig 2 and adjust the rear blade D Fig 1 or 2 then tighten the wing nuts or engage the fasteners and then engage the tie rod Loosen the handwheels I and adjust ...

Page 43: ...disposal area For AdfinityTM 20 D X 20 D X 20 C X 24 D Turn the ignition key 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Empty the recovery water tank 21 with the hose 16 Drive the machine on a level floor For AdfinityTM 20 D X 20 D X 20 C X 24 D Turn the ignition key 80 to 0 For Turn off the switches 71 and 73 Disconnect the battery connector 12 Grasp the handle 41 and care...

Page 44: ...vacuum system motor B Remove the screws C Disconnect the electrical connections D Remove the carbon brushes E Check the carbon brushes for wear Replace the carbon brushes when the contact with the motor armature is insufficient the carbon brushes are worn the carbon brush contact surface is not integral the thrust spring is broken etc If necessary replace the carbon brushes Replace the carbon brus...

Page 45: ...24 D Turn the ignition key 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Disconnect the battery connector 12 Grasp the handle 41 and carefully lift the tank 40 Remove the screws A and recover the washers Remove the motor cover B Remove the filter C and the gasket D Remove the motor E the sound deadening pipe F and the sound deadening panel G Disconnect the electrical connector...

Page 46: ...em relay is damaged replace The wiring harness between relay and motor is damaged repair The vacuum system fuse is open replace The vacuum system motor carbon brushes are worn replace The vacuum system motor is faulty check the electrical input The function electronic board is damaged replace DIRTY WATER VACUUMING IS INSUFFICIENT OR THERE IS NO VACUUMING Possible causes The vacuum grid with automa...

Page 47: ... F is in the position G of the cam H when the drive paddle is released D Press the drive paddle D and check that the actuator E in the position K doesn t activate the microswitch F Also check that the cable contacts I are all open use a tester Press the drive paddle D and check that the actuator E in the position J activates the microswitch F a clicking sound must be heard Also check that the cabl...

Page 48: ...nting nut C Remove the screws D and move the cover E Cut the fastening clamp F and disconnect the potentiometer connector G Open the clamp H Remove the potentiometer with the relevant wiring harness I Check and replacement Assembly Assemble the components in the reverse order of disassembly and note the following Fasten the knob B with the potentiometer shaft L completely turned to the left and th...

Page 49: ...he rotation of the driving wheel C Apply the amperometric pliers D on one cable E of the drive system motor Turn the ignition key 80 to I Turn the speed adjuster 84 to the maximum speed With the help of an assistant who firmly keeps the machine by the handlebar push the drive paddle 3 completely forward and check that the electrical input is 1 5 2 5 A at 24 V Release the drive paddle 3 Turn the ig...

Page 50: ...e ignition key 80 to 0 Disconnect the battery connector 12 Operating on the left side of the machine clean the drive system motor B in the area of the covers A Unscrew the covers A and remove the carbon brushes C Check if the carbon brushes C are worn Replace the carbon brushes when the contact with the motor armature is insufficient the carbon brushes are worn the carbon brush contact surface is ...

Page 51: ...elevant paragraph Remove the batteries see the procedure in the relevant paragraph Prepare an hoisting system A on which the machine is to be laid on one side Place a panel B on the hoisting system to avoid damaging the machine With the help of an assistant tilt the machine on one side and lay it on the panel B Remove the screws C then remove the wheels D and recover the keys E Remove the screws F...

Page 52: ...uit in the drive system electronic board harness repair The drive system electronic board is faulty replace THE MACHINE DOES NOT MOVE Possible causes The battery voltage is too low charge the batteries The drive paddle potentiometer is misadjusted or broken adjust or replace The speed adjuster is broken replace The drive system enabling microswitch is misadjusted or broken adjust or replace The dr...

Page 53: ...c board Replace the drive system electronic board 7 Overcurrent output Check the drive system motor electrical input if the electrical input is normal replace the drive system electronic board 8 Missing power connection Check the drive system fuse and the drive system electronic board wiring harness if the fuse and the wiring harness are normal replace the drive system electronic board 9 Low batte...

Page 54: ...a hoisting system if available Otherwise drive the machine on a level floor For AdfinityTM 20 D X 20 D X 20 C X 24 D Turn the ignition key 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Grasp the handle 41 and carefully lift the tank 40 Check Tightening of mounting screws and nuts Correct position of fasteners Visible faults in the components Leaks of fluids Carefully lower the...

Page 55: ...very water disposal area For AdfinityTM 20 D X 20 D X 20 C X 24 D Turn the ignition key 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Empty the recovery water tank 21 with the hose 16 Drive the machine on a level floor For AdfinityTM 20 D X 20 D X 20 C X 24 D Turn the ignition key 80 to 0 For AdfinityTM 17 ST 20 ST Turn off the switches 71 and 73 Disconnect the battery connect...

Page 56: ...lead batteries or to GEL position for gel batteries Install the window B and tighten the screws A BATTERY TYPE SETTING WET OR GEL For AdfinityTM 20 D X 20 D X 20 C X 24 D Set the electronic board of the machine and of the battery charger according to the type of batteries installed WET or GEL as shown below Machine setting Turn the ignition key 80 to I position and pay attention to the following i...

Page 57: ...e holder J Remove the screws A and carefully move aside the panel B by disengaging the grommet K from its housing on the panel B Check replace the following fuses C F1 fuse deck 40 A D F2 fuse vacuum system 30 A E F3 fuse drive system 30 A F F4 fuse signal circuits 3 A G F5 fuse brush pad holder release 20 A H F6 fuse pumps 3 A Only for AdfinityTM 20 D X 20 D X 20 C X 24 D Perform steps 1 to 4 in ...

Page 58: ...ble grommet C from its housing on the panel B Disconnect the connectors D E F and remove the panel B Disconnect the terminals G and H from the electromagnetic switch J Disconnect also the terminals I which are present only on the models with drive system Remove the screws K and move the electrical panel L by disengaging it from the lower fastener M Remove the screws N on the rear side of the elect...

Page 59: ... and carefully move aside the panel B by disengaging the cable grommet C from its housing on the panel B Disconnect the connectors D E F and remove the panel B Disconnect the connectors G of the drive system electronic board H Remove the screws I and move the electrical panel J by disengaging it from the lower fastener K Remove the screws L on the rear side of the electrical panel J then remove th...

Page 60: ... hose 16 Remove the battery charger cable 6 from the cable holder 7 Remove the screws A and carefully move aside the panel B by disengaging the cable grommet C from its housing on the panel B Disconnect the connectors D E F and remove the panel B On the panel remove the screws G then remove the function electronic board H Assembly Assemble the components in the reverse order of disassembly 1 2 3 4...

Page 61: ...e battery charger and relevant connections can affect the machine operation The battery charger is broken replace There is an open in the fuses replace The harness is cut pressed or short circuited repair Error codes indicated by LEDs 81a 81b 81c Flashes Meaning Action Green yellow and red LED flashing simultaneously Problem related to brush motor overload Perform checks shown in BRUSH MOTOR ELECT...

Page 62: ... connector C2 Battery charger connector CH Battery charger optional CS Deck connector EB1 Function electronic board ES1 Brush electromagnetic switches ES2 Vacuum system relay EV1 Water solenoid valve F1 Deck fuse F2 Vacuum system fuse F4 Signal circuit fuse HM Hour counter optional M1 Brush pad holder motor M2 Vacuum system motor CS M1 M2 BAT EV1 C1 HM CH F4 ES2 F1 C2 EB1 ES1 F2 S301577A ...

Page 63: ...ck connector EB1 Function electronic board ES1 Brush electromagnetic switches ES2 Vacuum system relay EV1 Water solenoid valve F1 Deck fuse F2 Vacuum system fuse F4 Signal circuit fuse HM Hour counter optional M1 Brush pad holder motor M2 Vacuum system motor Colour codes BK Black BU Blue BN Brown GN Green GY Grey OG Orange PK Pink RD Red VT Violet WH White YE Yellow WIRING DIAGRAM For AdfinityTM 1...

Page 64: ...EB2 Drive system electronic board ES1 Brush electromagnetic switches ES2 Vacuum system relay EV1 Detergent solenoid valve optional F1 Deck fuse F2 Vacuum system fuse F3 Drive system fuse F4 Signal circuit fuse F5 Brush pad holder release fuse F6 Pump fuse HM Hour counter optional K1 Ignition key M1 Brush pad holder motor M2 Vacuum system motor M3 Drive system motor M4 Water pump optional M5 Deterg...

Page 65: ...inityTM 17 ST 20 ST 20 D X 20 D X 20 C X 24 D 9096982000 1 2007 02 65 ELECTRICAL SYSTEM COMPONENT LAYOUT For AdfinityTM 20 D X 20 D X 20 C X 24 D Continues F4 F1 F2 ES2 ES1 C2 EB1 F5 F6 EB2 F3 CH CSC BAT M2 M4 M5 M3 M1 S301580A ...

Page 66: ...or M3 Drive system motor M4 Water pump optional M5 Detergent pump optional RV1 Speed potentiometer RV2 Maximum speed potentiometer SW1 Drive system brush enabling microswitch Only for machines with cylindrical brush deck Only for machines without on board battery charger Colour codes BK Black BU Blue BN Brown GN Green GY Grey OG Orange PK Pink RD Red VT Violet WH White YE Yellow F1 ES1 BN BU BK C1...

Page 67: ......

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