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Service Manual

1. 46 BRAKE SYSTEM DISASSEMBLY REASSEMBLY nnne 47 DRIVE SYSTEM eL 48 DRIVE SYSTEM DRIVE MOTOR ELECTRICAL INPUT CHECK sse eene 48 DRIVE MOTOR CARBON BRUSH CHECK AND REPLACEMENT 49 DRIVE SYSTEM DISASSEMBLY REASSEMBLY 111 sse 50 DRIVE MOTOR 51 FORWARD REVERSE GEAR PEDAL 52 FORWARD REVERSE GEAR PEDAL POTENTIOMETER CHECK AND ADJUSTMENT 53 TROUBLESHOOTING ese ad adel eed te ea coe ge ao eoe s cu h dae ee Ta 54 TABLE OF DRIVE BOARD ERROR 5 55 OTHER SYSTEMS asun nh enne ido dece dedi densest tc n ee A dada acts 56 SCREW AND NUT TIGHTENING 56 FRONT COVER DISASSEMBLY REASSEMBLY rre nnn 9 1 nnne 57 SEAT RUNNING CONSENT MICROSWITCH 5 55 59 ELECTRICAL SYSTEM 1 redet sn casei
2. ENGLISH SERVICE MANUAL GENERAL INFORMATION DIMENSIONS 1480 mm 58 3 in a 1220 48 0 1220 mm 48 0 in 301231 8 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH GENERAL INFORMATION MAINTENANCE SCHEDULED MAINTENANCE The lifespan of the machine and its maximum operating safety are ensured by correct and regular maintenance NOTE o See GENERAL INFORMATION and SAFETY ACCIDENT PREVENTION The following table 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 The following paragraphs give further instructions about the maintenance interventions listed in the following Scheduled Maintenance Table SCHEDULED MAINTENANCE TABLE Every 10 Every 50 Every 100 Every 200 Every 400 Maintenance operation On delivery hours Bours hours hours Katies Battery fluid level check WET Side and main broom height check and adjustment Dust filter cleaning and integrity check Skirt height and operation check Filter shaker operation check Main broom drive belt visual inspection Nut and screw tightening check
3. 60 BATTERY GEHARGING 322544 522 55 254 44 85051224 8 2 dace e e ety 60 FUSE REPLACEMENT red eee RU DIET c iei a a eade vat oe dre 60 DRIVE ELECTRONIC BOARD DISASSEMBLY REASSEMBLY 60 TROUBLESHOOTING Hee een e evi adn eu oe Based ab tesa ae a 61 COMPONENT LOCATION diee er oe ree dete er tete er ea taa sabe deter tod ea ba 61 WIRING DIAGRAM mE E 64 2 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH GENERAL INFORMATION GENERAL INFORMATION CONVENTIONS Front rear right or left indications in this manual are intended with reference to the operator s driver s seat position MACHINE LIFTING WARNING Do not work under the lifted machine without supporting it with safety stands MACHINE TRANSPORTATION WARNING Before transporting the machine make sure that A All doors and carters are closed The ignition key is not inserted machine is securely fastened to the means of transport PUSHING OR TOWING THE MACHINE WARNING AN When pushing or towing the machine carefully follow the relevant instructions given in the User Manual If you do not follow the given instructions the machine can be damaged OTHER REFERENCE MANUALS AVAILABLE The following manuals are available at
4. Replacement 6 If necessary remove the carbon brushes to replace them by removing the nuts F and disengaging the lead in wires Reset 7 Reassemble in the reverse order of disassembly A 301250 Terra 4300B 146 2889 000 2 2007 08 23 ENGLISH SERVICE MANUAL SWEEPING SYSTEM MAIN BROOM MOTOR DISASSEMBLY REASSEMBLY Disassembly 1 Remove the main broom driving belt see the procedure in the relevant paragraph 2 Disconnect the main broom motor B electrical connection A 3 Remove the motor fastening screws C 4 Remove the main broom motor B Reassembly 5 Reassemble in the reverse order of disassembly O SN Z 301251 24 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM SIDE BROOM MOTOR ELECTRICAL INPUT CHECK NOTE This procedure refers to the right broom The procedure for the left broom is the same WARNING This procedure must be performed by qualified personnel only 1 Remove the side broom of the motor to be checked see the procedure in the relevant paragraph WARNING Pay attention to the brooms and the moving parts while performing the following steps Apply amperometric pliers a wire harness cable A or B of the motor to be checked Start the machine with the ignition key 2 Lower the main broom with the lever 16
5. 5 34 FRONT SKIRT 5 35 FRONT SKIRT LIFTING CABLE 5 2 36 Terra 4300B 146 2889 000 2 2007 08 1 ENGLISH SERVICE MANUAL INDEX DUST AND DEBRIS COLLECTION SYSTEM a kau 37 DUST FILTER CLEANING AND INTEGRITY 37 FILTER SHAKER OPERATION CHE O K a ea a a T 39 FILTER SHAKER MOTOR 39 VACUUM DISASSEMBLY REASSEMBLY till S N 072620295 5 edet MER RR nec ce tet vo dern tuus 40 POWER VACUUM FAN DISASSEMBLY REASSEMBLY starting from S N 072820290 5 2 eh mi a e ene ee er et D e 41 TROUBLESHOOTING se iret en ee ma Me RA 42 STEERING AND BRAKING 5 2 44 43 STEERING CHAIN CHECK AND 43 STEERING CHAIN 5 5 44 SERVICE AND PARKING BRAKE CHECK AND 5 45 BRAKE CONTROL CABEE REPLACEMENT cese pa et
6. COMPONENT LOCATION Key BAT Batteries SW3 Manual vacuum system switch optional BE1 Pivoting light optional SWA Driver s seat safety microswitch BZ1 Reverse gear warning buzzer SW5 Side broom microswitch C1 Battery connector SW6 Working light switch optional C2 Battery charger secondary connector optional CH1 Battery charger optional EB1 Hour counter and battery voltage display EB2 Drive electronic board ES1 Main broom relay ES2 Filter shaker relay ES3 Manual vacuum system relay ES4 Manual vacuum system relay optional ES5 Side broom relay FA Main broom circuit breaker FB Side broom circuit breaker FT Drive system fuse 70 A F1 Main fuse key circuit 15 A F2 Filter shaker motor fuse 25 A F3 Manual vacuum system fuse 40 A optional F4 Vacuum motor fuse 30 A F5 Horn and pivoting light fuse 10 A F6 Working light fuse 10 A optional K1 Ignition switch LD1 Drive electronic board diagnostic led L1 Working light optional M1 Main broom motor M2 Drive motor M3 Filter shaker motor M4 Right side broom motor M5 Left side broom motor optional M6 Vacuum motor M7 Manual vacuum motor optional P1 Horn switch R1 Drive speed potentiometer R2 Led resistance SWS Emergency switch SW1 Main broom microswitch SW2 Vacuum filter shaker switch Terra 4300B 146 2889 000 2 2007 08 61 ENGLISH SERVICE MANUAL ELECTRICAL SYSTEM COMPONENT LOCATION continues 5301309
7. the strap 1 and the front skirt L F O N Reassembly 10 Reassemble in the reverse order of disassembly 11 Adjust the height and check the operation of the front skirt see the procedure in the relevant paragraph 5301266 5301267 5301268 Terra 4300B 146 2889 000 2 2007 08 35 ENGLISH SERVICE MANUAL SKIRT FRONT SKIRT LIFTING CABLE DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine on a level ground that is suitable for checking the skirt height 2 Engage the parking brake by means of the pedal and the lever 20 and 21 3 Turn the ignition key 2 to 0 position 4 Remove the left side broom 28 if present see the procedure in the relevant paragraph 5 Operating on the left front side of the front skirt disconnect the clip A and detach the cable end B from the support C 6 Loosen the adjuster D and remove it from the support 7 Operating under the front skirt lifting pedal disconnect the clip E and detach the cable end from the pedal lever G 8 Remove the front skirt lifting cable H Reassembly 9 Reassemble in the reverse order of disassembly 10 Adjust the height and check the operation of the front skirt see the procedure in the relevant paragraph 5301269 5301270 36 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH DUST AND DEBRIS COLLECTION SYSTEM DU
8. 0 0 e gt e 4 m a 3 12 22 P 5301283 Terra 4300 146 2889 000 2 2007 08 47 ENGLISH SERVICE MANUAL DRIVE SYSTEM DRIVE SYSTEM DRIVE MOTOR ELECTRICAL INPUT CHECK WARNING This procedure must be performed by qualified personnel only Bom an Drive the machine on a level ground Engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position With a proper and safe hoisting system hook the machine on the two front lifting anchors 56 then lift it until the rear wheels 25 are at 4 5 cm from the ground Lift the hood 24 with a handle 55 Disconnect the electrical connection A of the drive system disengaging safety microswitch without the operator seated on the driver s seat Then insert a jumper on the machine side connector to temporarily activate the safety microswitch WARNING Pay attention to the rear wheel rotation while performing the following steps 11 Apply amperometric pliers on the battery positive cable Start the machine with the ignition key 2 Press the forward gear pedal 19 to the end of the stroke and check that the drive motor electrical input is between the following values e 2 8to3 2Aat 24 V Release the pedal 19 Turn the ignition key 2 to 0 position and remove the amperometric pliers If the electrical input is higher perform the following operations to detect and eliminate the cause of the ab
9. 10 Remove the cable G or H Reassembly 11 Reassemble in the reverse order of disassembly 12 Carry out side broom height adjustment see the procedure in the relevant paragraph gt Nn 5301244 Terra 4300B 146 2889 000 2 2007 08 17 ENGLISH SERVICE MANUAL SWEEPING SYSTEM MAIN BROOM DRIVING BELT VISUAL INSPECTION 1 2 3 4 5 Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Unscrew the knobs 38 and remove the left door 37 Visually inspect the belt A for integrity cracks or breaks along its whole length if necessary replace it see the procedure in the relevant paragraph Tension belt adjustment is not necessary Install the left door 37 then screw the knobs 38 301245 18 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM MAIN BROOM DRIVING BELT DISASSEMBLY REASSEMBLY Disassembly Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Lower the main broom with the lever 16 With a wrench on the screw A rotate the pulley B clockwise and disengage the belt C from the pulley Remove the belt C from the pinion D Reassembly 6 Install the belt C on the pinion D 7 With a wrench on th
10. NOTE e Brooms of various hardness are available This procedure is applicable to all types of brooms CAUTION AN It is advisable to use protective gloves when replacing the main broom because there can be cutting debris between the bristles Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Unscrew the knobs 40 and remove the right door 39 Unscrew the knob A Unscrew the knobs B and remove the broom compartment cover C Remove the broom D Check that the drive hub E is free from dirt or foreign materials cords clothes etc accidentally rolled up The new broom must be installed with the bristles rows F positioned as shown in the figure Install the new broom G on the machine and ensure that its opening H fits into the related drive hub E Reinstall the broom compartment cover C then screw the knobs B and A Install the right door 39 then screw the knobs 40 Carry out the main broom height check and adjustment see the procedure in the relevant paragraph 5301237 5301238 5301239 14 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM SIDE BROOM HEIGHT CHECK AND ADJUSTMENT NOTE Brooms of various hardness are available This procedure is applicable to all types of brooms Check 1 Check the side brooms for proper ground cl
11. ENGLISH SERVICE MANUAL SWEEPING SYSTEM SIDE BROOM ACTIVATION MICROSWITCH ADJUSTMENT AND DISASSEMBLY REASSEMBLY Preliminary operations 1 Remove the front cover see the procedure in the relevant paragraph Adjustment 2 Lift the side brooms with the lever 15 then check that the distance between the microswitch actuator A and the activation joint B is of 2 3 mm If necessary loosen the nuts C move the microswitch D as much as it is necessary and restore the initial position After adjusting tighten the nuts C Disassembly 3 Disconnect the microswitch D electrical connections E 4 Remove the nuts C and the screws 5 Recover the microswitch D Reassembly 6 Reassemble in the reverse order of disassembly 7 Adjust the microswitch operating as described at step 2 Reset 8 Reinstall the front cover see the procedure in the relevant paragraph 5301256 28 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH SWEEPING SYSTEM MAIN BROOM ACTIVATION MICROSWITCH ADJUSTMENT AND DISASSEMBLY REASSEMBLY Preliminary operations 1 Remove the front cover see the procedure in the relevant paragraph Adjustment 2 Lift the main broom with the lever 16 then check that the distance between the microswitch actuator A and the activation joint B is of 2 3 mm If necessary loosen the nuts C move the microswitch D as much as it is necessary and restore t
12. 1 Service and parking brake check and adjustment Steering chain check and cleaning Main broom drive belt replacement Main motor and drive motor carbon brush check and replacement 1 And after the first 8 running in hours Terra 4300B 146 2889 000 2 2007 08 9 ENGLISH SERVICE MANUAL GENERAL INFORMATION MACHINE NOMENCLATURE Throughout this manual you will find numbers in brackets for example 2 These numbers refer to the components indicated in these two nomenclature pages Refer to these pages whenever it will be necessary to identify a component mentioned in the text 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 2T 28 29 30 31 32 33 34 35 36 3T 38 39 40 41 42 43 44 45 46 4T 48 49 50 51 52 53 54 55 56 57 58 59 Left control panel 60 Ignition key 61 Discharged battery warning light red 62 Semi discharged battery warning light yellow 63 Charged battery warning light green 64 Display 65 Display selection switch Hour counter hour and minute counter battery voltage V 66 Horn 67 Switch having the following functions 68 Vacuum fan starting stopping 69 Filter shaker activation 70 Manual vacuum system switch optional 71 Working light switch optional 72 Emergency switch 73 Control panel fastening
13. 39 37 and screw the knobs 40 and 38 5301264 Terra 4300B 146 2889 000 2 2007 08 33 ENGLISH SERVICE MANUAL SKIRT REAR SKIRT DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine on a level ground that is suitable for checking the skirt height 2 Remove the main broom see the procedure in the relevant paragraph 3 Remove the screws A the straps B and the rear skirt C Reassembly 4 Assemble the rear skirt C with the strap B and the screws A 5 Adjust the rear skirt height see the procedure in the relevant paragraph 6 Reassemble the main broom see the procedure in the relevant paragraph 5301265 34 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SKIRT FRONT SKIRT DISASSEMBLY REASSEMBLY Disassembly Drive the machine on a level ground that is suitable for checking the skirt height Engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Remove the left side broom 28 if present see the procedure in the relevant paragraph Operating on the left front side of the front skirt disengage the spring A from the side B Disconnect the clip M and detach the cable end C from the support D Remove the nut E Operating on the right front side of the front skirt disengage the joint F and then remove the skirt from its support C At the cabinet bench remove the screws
14. 62 146 2889 000 2 2007 08 Terra 4300B ENGLISH SERVICE MANUAL ELECTRICAL SYSTEM COMPONENT LOCATION continues ES2 ES3 ES1 Z F1 F2 F3 F4 F5 F6 F7 F8 BAT 5301310 63 Terra 4300B 146 2889 000 2 2007 08 ENGLISH SERVICE MANUAL ELECTRICAL SYSTEM SCHEMA ELETTRICO Legenda Colour codes BAT Batteries BK Black BE1 Pivoting light optional BU Blue BZ1 Reverse gear warning buzzer BN Brown C1 Battery connector GN Green C2 Battery charger secondary connector optional GY Grey CH1 Battery charger optional OG Orange EB1 Hour counter and battery voltage display PK Pink EB2 Drive electronic board RD Red ES1 Main broom relay VT Violet ES2 Filter shaker relay WH White ES3 Manual vacuum system relay YE Yellow ES4 Manual vacuum relay ES5 Side broom relay FA Main broom circuit breaker FB Side broom circuit breaker FT Drive system fuse 70 A F1 Main fuse key circuit 15 A F2 Filter shaker motor fuse 25 A F3 Manual vacuum system fuse 40 A optional F4 Vacuum motor fuse 30 A F5 Horn and pivoting light fuse 10 A F6 Working light fuse 10 A optional K1 Ignition switch LD1 Drive electronic board diagnostic led L1 Working li
15. AN It is advisable to use protective gloves when replacing the side brooms because there can be cutting debris between the bristles 1 Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position 3 Put your hand into the side broom and press the tabs A inwards then remove the broom B by disengaging it from the four pins C Install the new broom on the machine by engaging it on the pins C and on the tabs A Carry out the main broom height check and adjustment see the procedure in the relevant paragraph o 301243 16 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM SIDE BROOM LIFTING CABLE DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine onto an appropriate lifting hook 2 Engage the parking brake 20 and 21 3 Turn the ignition key 2 to 0 position 4 Operating according to the safety rules lift the machine If the lifting hook is not available engage the machine to the four anchors 56 and lift it with a proper hoisting system operating according to the safety rules 5 Unscrew the knobs or B completely from the tie rods C or D 6 Loosen the pulley fastening screws E or F to let the cables or H pass through 7 Unscrew the adjusters 1 or J 8 Unscrew the adjusters K or L 9 Unscrew the nut M and disengage the cable terminal N or O
16. Drive motor short circuit check the drive motor 4 2 nooo nn Drive motor short circuit check the drive motor 7 4 3 nono Electronic board malfunction replace 44 annn anan Faulty electronic board replace or drive motor short circuit check the drive motor Reset the system by turning the ignition key to 0 and then to I NOTE Troubles are shown one at a time other troubles are not queued NOTE For further drive board checks the CURTIS MODEL 1311 3301 HANDHELD PROGRAMMER can be referred to Terra 4300B 146 2889 000 2 2007 08 55 ENGLISH SERVICE MANUAL OTHER SYSTEMS OTHER SYSTEMS SCREW AND NUT TIGHTENING CHECK 1 Drive the machine on a level ground and engage the parking brake by means of the pedal and the lever 20 and 21 2 the ignition key 2 to 0 position 3 Open the hood 24 with a handle 55 4 Check the following Accessible fastening screw and nut tightening Fastening component position e Part and component visible faults Liquid leaks 5 Close the hood 24 with a handle 55 56 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH OTHER SYSTEMS FRONT COVER DISASSEMBLY REASSEMBLY Disassembly gt O N Drive the machine on a level ground and engage the parking brake by means of the pedal and the lever 20 and 21 Turn the ignition key 2 to 0 posi
17. L rotates upwards of about 5 cm release the pedal and check that the skirt does not remain in an intermediate position but returns to its initial position If necessary remove the left side broom see the procedure in the relevant paragraph and adjust the skirt lifting cable M with an adjuster N positioned on the skirt left front side If necessary refer to the front skirt control cable replacement paragraph Reassemble the removed components in the reverse order of disassembly 5301258 5301259 Terra 4300B 146 2889 000 2 2007 08 31 ENGLISH SERVICE MANUAL SKIRT SKIRT HEIGHT AND OPERATION CHECK AND ADJUSTMENT continues 5301260 5301261 ag QC IA 2 AE ig 2 m FRONT QD 5301262 5301263 32 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH SKIRT SIDE SKIRT DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine on a level ground that is suitable for checking the skirt height 2 Engage the parking brake 20 and 21 3 Turn the ignition key 2 to 0 position 4 Unscrew the knobs 40 and 38 and remove both left and right doors 39 and 37 5 Remove the screws A the strap B the right and left side skirts C Reassembly 6 Assemble the new side skirts C with the strap B and the screws A 7 Adjust the side skirt height see the procedure in the relevant paragraph 8 Reinstall the right and left doors
18. Advance Literature Service Department Terra 4300B Part List Advance Form Number 146 2811 000 Terra 4300B User Manual Advance Form Number 146 2810 000 Installation instruction for Kit aspiratore Comex Form Number 1463196000 Installation instruction for Kit battery charger Form Number 146 2055 000 Installation instruction for Kit remote vacuum Form Number 146 2523 000 Installation instruction for Kit working light Form Number 146 2526 000 Installation instruction for Kit brush bumper Form Number 146 2698 000 Installation instruction for Kit overhead guard Form Number 146 2738 000 Installation instruction for Kit carpet Form Number 146 2742 000 Installation instruction for Kit flashing beacon Form Number 146 2693 000 SAFETY Advance uses the following symbols to indicate potentially dangerous situations Always read this information carefully and take all necessary precautions to safeguard people and property DANGER It indicates a dangerous situation with risk of death for the operator WARNING It indicates a potential risk of injury for people paragraphs marked by this symbol NOTE It indicates a note related to important or useful functions CONSULTATION It indicates the necessity to refer to the User Manual before performing any procedure CAUTION AN It indicates a caution or a remark related to important or useful functions Pay the greatest attention to the Te
19. Lower the side broom with the lever 15 and check that the side broom motor electrical input is between the following values 3 8to20Aat 24 V Lift the side broom with the lever 15 Lift the main broom with the lever 16 Turn the ignition key 2 to 0 position and remove the amperometric pliers If the electrical input is higher perform the following operations to detect and eliminate the cause of the abnormal input Check the side broom motor carbon brushes see the procedure in the relevant paragraph f necessary disassemble the side broom motor see the procedure in the relevant paragraph clean it and check its moving parts If the above mentioned procedures do not lead to a correct electrical input it is necessary to replace the motor see the procedure in the relevant paragraph Reinstall the side broom of the motor to be checked see the procedure in the relevant paragraph 301252 Terra 4300B 146 2889 000 2 2007 08 25 ENGLISH SERVICE MANUAL SWEEPING SYSTEM SIDE BROOM MOTOR CARBON BRUSH CHECK AND REPLACEMENT Check 1 2 3 4 Remove the motor of the side broom to be checked see the procedure in the relevant paragraph At the cabinet bench clean the outside of the motor from dirt and dust then mark the reciprocal position A between the cover B and the motor body C Remove the screws D then carefully remove the cover B Check if the two carb
20. M and by working in the filter space remove the fan N Reassembly 11 Reassemble in the reverse order of disassembly 5301276 Terra 4300B 146 2889 000 2 2007 08 41 ENGLISH SERVICE MANUAL DUST AND DEBRIS COLLECTION SYSTEM TROUBLESHOOTING POOR OPERATION OF THE VACUUM FAN Possible causes 1 dust filter is obstructed clean 2 Vacuum fan with broken worn fins replace the vacuum fan 3 Worn waste container gaskets replace THE FILTER SHAKER MOTOR DOES NOT OPERATE Possible causes Faulty motor repair or replace Broken filter shaker button 9 replace Damaged wire harness repair Filter shaker motor relay malfunction replace Blown fuse replace Filter shaker motor connector disconnected connect 42 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH STEERING AND BRAKING SYSTEM STEERING AND BRAKING SYSTEM STEERING CHAIN CHECK AND CLEANING NOTE The steering chain is not adjustable Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Remove the left side broom if present see the procedure in the relevant paragraph Check that the steering chain A and the related ring gears B and C are free from dirt or foreign materials cords clothes etc and excessive dirt If necessary wipe the debris off the chain with a brush
21. and a solvent making the whole chain A slide in the accessible area by moving the steering wheel Wipe off the solvent from the machine parts WARNING Do not lubricate the chain after the cleaning 5 Ifthe left side broom has been removed reinstall it see the procedure in the relevant paragraph Bom 301278 Terra 4300B 146 2889 000 2 2007 08 43 ENGLISH SERVICE MANUAL STEERING AND BRAKING SYSTEM STEERING CHAIN DISASSEMBLY REASSEMBLY NOTE The steering chain is not adjustable Disassembly Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position By turning the steering wheel take the steering chain B junction link A at an accessible position Open the junction link A and remove the chain B from the two ring gears C and D If necessary wipe off debris and dust from the ring gears C and D using a brush and a solvent Wipe off the solvent from the machine parts Reassembly 6 Install in the reverse order of removal and note the following Reinstall the chain B aligning the front wheel G and the steering wheel spoke E with the machine longitudinal axle The spoke with the knob F must be on the left side WARNING Do not lubricate the chain after the installation 0 5301279 5301280 44 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL E
22. and lift it with a proper hoisting system operating according to the safety rules 5 Remove the main broom see the procedure in the relevant paragraph 6 Unscrew the knobs 38 and remove the left door 37 7 Unscrew the nut A 8 Remove the support B and recover the key C 9 Remove the screw D 10 Remove the pulley E and recover the key F 11 Remove the main broom joint G 12 Remove the retaining ring H 13 Remove the main broom pulley bearings 1 with a hammer and a special bearing remover Reassembly 14 Install in the reverse order of removal and note the following Insert the new bearings 1 by pressing them only on the external ring and using a metal pipe with proper diameter 301249 Terra 4300B 146 2889 000 2 2007 08 21 ENGLISH SERVICE MANUAL SWEEPING SYSTEM MAIN BROOM MOTOR ELECTRICAL INPUT CHECK WARNING This procedure must be performed by qualified personnel only 1 2 Remove the main broom see the procedure in the relevant paragraph Lift the hood 24 with a handle 55 WARNING Pay attention to the moving parts while performing the following steps Apply amperometric pliers on the battery positive cable Start the machine with the ignition key 2 Lower the main broom with the lever 16 and check that the main broom motor electrical input is between the following values e 3 8 to 4 5 Aat 24 V Lift the main br
23. between the broom and its flange remove the broom and the debris or cords 2 broom is too much pressed on the floor check the broom height 3 broom motor electrical input is too high check the electrical input Wait at least 2 minutes after the open and when the problem is solved push the thermal fuse button 69 After the activation of the emergency switch 12 in order to restore the machine functions it is necessary to turn the switch clockwise as indicated by the arrow on the switch make sure to perform this operation THE MAIN BROOM DOES NOT ROTATE Possible causes Too low battery voltage warning light 3 on charge the battery Worn motor carbon brushes replace Faulty motor repair or replace Driving belt from the motor inefficient or broken replace the belt Broom activation microswitch does not operate adjust or replace Damaged wire harness repair Main broom relay malfunction replace Thermal fuse de energized restore THE SIDE BROOM DOES NOT ROTATE Possible causes Too low battery voltage warning light 3 on charge the battery Worn motor carbon brushes replace Faulty motor repair or replace Broom activation microswitch does not operate adjust or replace Damaged wire harness repair Side broom relay malfunction replace Thermal fuse de energized restore ONDARON NOaRWN gt 30 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL
24. screws 74 Right control panel 75 Left right side broom lifting lowering lever 76 Main broom lifting lowering lever Steering wheel position adjusting lever forward backward Steering wheel Forward reverse gear pedal Service brake pedal it acts on the front wheel Parking brake lever it acts on the front wheel Front skirt lifting pedal Can holder Hood Rear driving wheels on fixed axle Front wheel steering Right side broom Left side broom optional Main broom Left side skirt Right side skirt Front skirt Rear skirt Waste container Waste container safety hook Waste container handle Removable left door Door knobs Main broom right door Door knobs Pivoting light always on when the ignition key is turned to position optional Driver s seat with safety microswitch Additional hole for manual vacuum kit optional Steering column Working light optional Right side broom height adjusting knob Left side broom height adjusting knob optional Seat longitudinal position adjusting lever Vacuum filter compartment cover Cover knobs Manual vacuum kit optional Manual vacuum kit fasteners Internal containers with handle for dumping optional Serial number plate technical data EC certification Hood lifting handles Machine lifting anchors Hood open position Open hood support tie rod Batteries Battery connection diagrams Battery caps for lead batteries Battery connector Electronic
25. 6 and disengaging it from the internal guides Unscrew the knobs 50 and remove the filter compartment cover 49 Open the hood 24 with a handle 55 Remove the screws A and the air baffle plate B Operating inside the vacuum filter compartment disconnect the fan electrical connection C 0 Remove the screws D and the fan Reassembly 11 Reassemble in the reverse order of disassembly 5301276 5301277 40 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH DUST AND DEBRIS COLLECTION SYSTEM POWER VACUUM FAN DISASSEMBLY REASSEMBLY starting from S N 072820296 Disassembly 0 00 SU OD OV Te CX ND x 10 11 Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Unplug the battery connector 62 Disengage the hook 35 by pulling its lower end Remove the waste container 34 by using the handle 36 and disengaging it from the internal guides Unscrew the knobs 50 and remove the filter compartment cover 49 Open the hood 24 with a handle 55 Unscrew the screws A remove the air deflector B and the lower grate working in the filter space Unscrew the screws D open the electronic box cover E unplug the connector F and unscrew the nut for drawing out the grommet from the screw stud Pull out the fan wire H from the 1 L Unscrew the nuts
26. 6 fuse 10 A Working light optional F7 fuse 25 A Spare fuse F8 fuse 15 A Spare fuse 5 the electrical component box 71 remove the following lamellar fuse FT fuse 70 A Drive system 6 Reassemble in the reverse order of disassembly DRIVE ELECTRONIC BOARD DISASSEMBLY REASSEMBLY Disassembly Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Open the hood 24 with a handle 55 Disconnect the battery connector 62 Remove the electrical box B screws A Remove the cover C ONOARWNS Remove the screws E and the drive electronic board F Reassembly 10 Reassemble in the reverse order of disassembly 5301307 Mark the reciprocal position of the electrical connectors D for the next correct reconnection then disconnect them 5301308 60 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH TROUBLESHOOTING See the previous chapters related to the use of the electrical system Other possible causes 1 Discharged battery or not efficient connections charge the battery or clean the connections 2 Blown fuses replace 3 Faulty battery electrical connector terminals replace 4 Cutor shorted to ground wire harness repair ELECTRICAL SYSTEM
27. ENGLISH SKIRT SKIRT SKIRT HEIGHT AND OPERATION CHECK AND ADJUSTMENT 1 Drive the machine on a level and adequate ground to check the skirt height Engage the parking brake 20 and 21 2 the ignition key 2 to 0 position Side skirt check 3 Unscrew the knobs 40 and 38 and remove both left and right doors 39 and 37 4 Check the side skirt 30 and 31 integrity Replace the skirts when they have cuts A larger than 20 mm or cracks tears larger than 10 mm for skirt replacement see the relevant paragraph 5 Check that the side skirt C ground clearance is within 0 3 mm as shown in the figure If necessary adjust the skirt height by using its slots D 6 Reassemble the removed components in the reverse order of disassembly Front and rear skirt check f 8 9 10 11 12 Remove the main broom as described in the relevant paragraph Check the front E and rear F skirt integrity Replace the skirts when they have cuts A larger than 20 mm or cracks tears B larger than 10 mm for skirt replacement see the relevant paragraph Check that The front skirt G drags on the ground slightly and that there is gap between it and the ground see the figure The rear skirt C height from ground is within 0 3 mm see the figure If necessary adjust the skirt height using its slots H and 1 Press the front skirt lifting pedal 22 and check that the front skirt
28. GLISH DRIVE SYSTEM TABLE OF ERROR CODES SIGNALLED BY THE DRIVE BOARD LED LED CODES Notes Reference LED flashing ERROR DESCRIPTION REMEDY type LED off Control system malfunction or drive fuse FT blown or seat microswitch activated or electrical cable disconnected check the drive board wire harness LED on Control system operating no malfunctions detected 1 1 an Thermal protection activated wait a few minutes for the board to cool If the trouble persists check the drive motor electrical input 1 2 a nn Faulty forward reverse gear pedal check the forward reverse gear pedal 1 3 a ann Wrong drive board programming replace 1 4 a nnun Too low voltage check the batteries 1 5 a anann Too high voltage check the batteries 2 1 Hun Faulty main contact OFF function replace the electronic board 2 3 an nun Faulty main contact replace the electronic board 2 4 anan Faulty main contact ON function replace the electronic board 3 1 ann Forward reverse gear pedal pressed when starting the machine check the forward reverse gear pedal 3 2 nun Wrong drive electronic board programming replace 3 3 ann nnn Forward reverse gear pedal pressed when starting the machine check the drive motor 3 4 nun nooo Wrong drive electronic board programming replace 3 5 annan Forward reverse gear pedal pressed when starting the machine check the drive motor 4 1 annan
29. M HEIGHT CHECK AND 5 14 SIDE BROOM 5 16 SIDE BROOM LIFTING CABLE 5 5 17 MAIN BROOM DRIVING BELT VISUAL INSPECTION 18 MAIN BROOM DRIVING BELT 5 19 MAIN BROOM GAS SPRING DISASSEMBLY REASSEMBLY seen 20 MAIN BROOM PULLEY BEARING 21 MAIN BROOM MOTOR ELECTRICAL INPUT 22 MAIN BROOM MOTOR CARBON BRUSH CHECK AND 23 MAIN BROOM MOTOR DISASSEMBLY REASSEMBLY 4 seen 28 SIDE BROOM MOTOR ELECTRICAL INPUT 25 SIDE BROOM MOTOR CARBON BRUSH CHECK AND REPLACEMENT esee 26 SIDE BROOM MOTOR DISASSEMBLY REASSEMBLY sse 27 SIDE BROOM ACTIVATION MICROSWITCH ADJUSTMENT AND DISASSEMBLY REASSEMBLY 28 MAIN BROOM ACTIVATION MICROSWITCH ADJUSTMENT AND DISASSEMBLY REASSEMBLY 29 TROUBLESHOOTING u EET 30 21 45 ndo usisahau usya sasa 31 SKIRT HEIGHT AND OPERATION CHECK AND 31 SIDE SKIRT DISASSEMBLY REASSEMBLY 33 REAR SKIRT 5
30. NGLISH STEERING AND BRAKING SYSTEM SERVICE AND PARKING BRAKE CHECK AND ADJUSTMENT Drive the machine on level ground Do not engage the parking brake 20 and 21 but check that the machine cannot move independently Turn the ignition key 2 to 0 position Turn the front wheel A to the left Loosen the nuts B and C and adjust the sheath terminal D if necessary operate on the cap E to obtain the following condition By pressing the service brake until the braking elements lightly come in contact with the drum the parking brake lever G front end H must be at a distance of 5 7 mm from the hooking tooth 1 as shown in the figure After adjusting tighten the nuts B and C Carry out hand on brake tests and check the correct operation of the service and parking brake 301281 Terra 4300B 146 2889 000 2 2007 08 45 ENGLISH SERVICE MANUAL STEERING AND BRAKING SYSTEM BRAKE CONTROL CABLE REPLACEMENT Disassembly Drive the machine on a level ground Do not engage the parking brake 20 and 21 but check that the machine cannot move independently Turn the ignition key 2 to 0 position Remove the cap A from the brake control cable B Remove the clip C and disconnect the brake control cable terminal D from the lever Remove the cable B from the terminal side D If necessary remove the cable sheath E after disengaging it from
31. RVICE MANUAL ENGLISH DRIVE SYSTEM DRIVE MOTOR DISASSEMBLY REASSEMBLY Disassembly Remove the drive system see the procedure in the relevant paragraph At the cabinet bench remove the screws A and the wheels B then recover the keys and the washers Remove the screws D E and J Loosen the threaded dowels F Slide the flanges G from the shafts H inwards Remove the reduction unit assembly 1 Recover the jumper K and the supports L Reassembly 8 Reassemble in the reverse order of disassembly 5301287 Terra 4300 146 2889 000 2 2007 08 51 ENGLISH SERVICE MANUAL DRIVE SYSTEM FORWARD REVERSE GEAR PEDAL DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine on a level ground 2 Engage the parking brake 20 and 21 3 Remove the pedal fastening screws 4 Slightly lift the pedal B and disconnect the electrical connector C Reassembly 5 Reassemble in the reverse order of disassembly 5301288 52 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH DRIVE SYSTEM FORWARD REVERSE GEAR PEDAL POTENTIOMETER CHECK AND ADJUSTMENT 1 2 3 Remove the forward reverse gear pedal see the procedure in the relevant paragraph At the cabinet bench remove the screws A and the guard B Apply the tester on the central contact C and on a side contact D of the connector then check th
32. ST AND DEBRIS COLLECTION SYSTEM DUST FILTER CLEANING AND INTEGRITY CHECK NOTE Besides the standard paper filler optional polyester filters are also available The following procedure is applicable to 11 12 13 each type of filter Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Disengage the hook 35 by pulling its lower end Remove the waste container 34 by using the handle 36 and disengaging it from the internal guides Unscrew the knobs 50 and remove the filter compartment cover 49 Unscrew the knobs A Disconnect the filter shaker motor C electrical connector B Remove the dust filter fastening frame D Remove the dust filter E In an outdoor area clean the filter by shaking it on a level and clean surface tapping the side F opposite to the wire gauze G Complete the cleaning with compressed air H of max 6 bars blowing only from the side protected by the wire gauze G at a minimum distance of 30 cm According to the filter type observe the following cautions Paper filter standard do not use water or detergents to clean it the filter can be damaged Polyester filter optional To clean it see the instructions concerning the paper filter For a better cleaning it is allowed to wash the filter with water and non lathering detergents This provides better quality cleaning but reduc
33. Terra 4300B o q o o e o o o E gt lt SERVICE MANUAL 1463200000 2 2008 07 by Nilfisk Advance Advance SERVICE MANUAL ENGLISH INDEX INDEX GENERAL INFORMATION ul cried rn xd no e D Roa Ld Rl d dO a D an a da 3 reticere t mete antt dene tote bete eet ets say esl fete 3 MACHINE 3 PUSHING OR TOWING THE MACHINE 3 OTHER REFERENCE MANUALS AVAILABLE sse enne 3 SAEE TY E 3 GENERAL SAFETY PRECAUTIONS 2 2 4 TEGCHNIGCAISDATA x etie Da ctp ERE eda a GO de Ll adit A 6 MAINTENANCE cuu ei t ee ee intuere get a deat vang ev dl tede de val chins taeda vu eiae nda 9 SCHEDULED MAINTENANGE ku au a et re ha ciere ed ti eei een de ded aQ 9 SCHEDULED MAINTENANCE TABLE 9 MACHINE NOMENCGCLATURE tere etn erat e e e Dad as be rein Pu 10 SWEEPING SYSTEM 2 13 MAIN BROOM HEIGHT CHECK AND 5 13 MAIN BROOM DISASSEMBLY REASSEMBDLY sse 13 SIDE BROO
34. at the resistance is between 2 500 500 Ohm when the pedal is not pressed If necessary restore the correct resistance value operating on the potentiometer screw E after loosening the screw F Then tighten the screw F Reinstall the guard B and tighten the screws A Reinstall the forward reverse gear pedal see the procedure in the relevant paragraph 5301289 5301290 Terra 4300 146 2889 000 2 2007 08 53 ENGLISH SERVICE MANUAL DRIVE SYSTEM TROUBLESHOOTING THE MACHINE DOES NOT MOVE The possible causes can be Worn motor carbon brushes replace Faulty motor repair or replace Broken running consent under seat switch replace Misadjusted or broken forward reverse gear pedal potentiometric accelerator adjust or replace Activated brake deactivate Broken drive electronic board replace Blown drive fuse replace DRIVE BOARD ERROR CODES The warning led 70 stays on when the drive system works correctly with the machine in the following conditions Ignition key 2 in I position Engine running Operator seated on the driver s seat 42 seat microswitch pressed or microswitch connector disconnected and bypassed with jumper Otherwise if there is an error the warning led 70 flashes Then check the signalled error code according to the following table NOaRWN gt 54 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL EN
35. battery charger optional Battery charger electrical cable Lead WET or gel GEL battery selector switch located on the optional electronic battery charger Charged battery warning light Lamellar fuse box Main broom motor circuit breaker 30 A Side broom motor circuit breaker 10 A Drive board malfunction warning led Electrical component box Drive board Battery case Manual vacuum system optional Main broom height adjusting knob Air baffle plate 10 146 2889 000 2 2007 08 Terra 4300B ENGLISH SERVICE MANUAL GENERAL INFORMATION MACHINE NOMENCLATURE WAY 5 Wy 11 33 56 25 31 35 34 36 301231 11 Terra 4300B 146 2889 000 2 2007 08 SERVICE MANUAL ENGLISH GENERAL INFORMATION MACHINE NOMENCLATURE Py NE LE 25 22 299000 IN S301232 146 2889 000 2 2007 08 Terra 4300B 12 SERVICE MANUAL ENGLISH SWEEPING SYSTEM SWEEPING SYSTEM MAIN BROOM HEIGHT CHECK AND ADJUSTMENT NOTE o Brooms of various hardness are available This procedure is applicable to all types of brooms 1 Check the main broom for proper ground clearance proceeding as follows Drive the machine on a level ground Keep the machine stationary lower the main broom and rotate it for few seconds Stop and lift t
36. e screw A rotate the pulley B clockwise and engage the belt C to the pulley Tension belt adjustment is not necessary 8 Install the left door 37 then screw the knobs 38 5301246 Terra 4300B 146 2889 000 2 2007 08 19 ENGLISH SERVICE MANUAL SWEEPING SYSTEM MAIN BROOM GAS SPRING DISASSEMBLY REASSEMBLY Disassembly Remove the main broom Unscrew the knobs 38 and remove the left door 37 Lower the main broom with the lever 16 Open the hood 24 with a handle 55 Unscrew the main broom height adjustment knobs A and B completely Remove the rubber cap C Unscrew the gas spring E fastening screws D and G Remove the gas spring E and recover the spacer F Reassembly 9 Install in the reverse order of removal and note the following Tighten first the screw D then the screw 10 Carry out main broom height adjustment see the procedure in the relevant paragraph 5301247 5301248 20 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM MAIN BROOM PULLEY BEARING REPLACEMENT Disassembly 1 Drive the machine onto an appropriate lifting hook 2 Engage the parking brake 20 and 21 3 Turn the ignition key 2 to 0 position 4 Operating according to the safety rules lift the machine If the lifting hook is not available engage the machine to the four anchors 56
37. e steering wheel 48 0 in 1220 mm Cleaning width without side brooms 27 6 in 700 mm Cleaning width with two side broom 49 6 in 1260 mm Minimum ground clearance skirts not included 2 2 in 55 mm Front rear wheelbase 30 1 in 765 mm Track centres of rear wheels 32 8 in 832 mm Seat cushion height 36 2 in 920 mm Main broom diameter length 11 8 27 6 in 300 700 mm Side broom diameter 16 5 in 420 mm Front steering wheel diameter 9 8 in 250 mm Rear driving wheel diameter 9 8 in 250 mm Front wheel specific pressure on the ground 159 5 psi 1 1 N mm Rear wheel specific pressure on the ground 101 5 psi 0 7 N mm Machine kerb weight without operator 842 2 Ib 382 Kg Waste container capacity 18 5 gal 70 litri Sound pressure level at operator ear ISO 11201 ISO 4871 LpA 63 8 dB A 3dB A Machine sound pressure level ISO 3744 ISO 4871 LwA 81 dB A Operator s arm vibration ISO 5349 1 lt 8 2 ft s lt 2 5 m s Operator s body vibration level ISO 2631 1 lt 1 9 ft s 0 6 m s The machines is tested in the following conditions with operator 165 3 Ib 75 Kg if ride on max size battery max size brush deck squeegee optionals installed weight verified on each wheel print area verified on concrete for each wheel
38. e the parking brake 20 and 21 Turn the ignition key 2 to 0 position Open the hood 24 with a handle 55 Operating inside the hood disconnect the seat microswitch electrical connector A Disconnect the wire harness B from the retaining clamps C Close the hood 24 with a handle 55 Slide the seat forwards D to discover the hole E Remove the nuts F and the seat stuffing G Remove the adhesive and pull out the electrical cables 1 from the seat 0 Remove the seat microswitch J by detaching the adhesive K Reassembly 11 Reassemble in the reverse order of disassembly 12 Check that it is not possible to start the machine when the operator is not on the seat 42 5301301 5301302 5301303 Terra 4300 146 2889 000 2 2007 08 59 ENGLISH SERVICE MANUAL ELECTRICAL SYSTEM ELECTRICAL SYSTEM BATTERY CHARGING See User Manual FUSE REPLACEMENT 1 Drive the machine on a level ground and engage the parking brake 20 and 21 2 Turn the ignition key 2 to 0 position 3 Open the hood 24 with a handle 55 4 Remove the box 67 cover and the concerned lamellar fuse among the following fuses F1 fuse 15 A Main fuse key circuit F2fuse 25 A Filter shaker motor fuse 40 A Manual vacuum system optional 4 fuse 30 A Vacuum motor F5 fuse 10 A Horn and pivoting light F
39. earance proceeding as follows Drive the machine on a level ground and lower the side brooms Keep the machine stationary and rotate the side brooms for a few seconds Lift the side brooms then move the machine and switch it off Check that the size and the orientation of the prints left by the side brooms match with the areas A and B If the prints are not within specifications it is necessary to adjust the broom height by proceeding as described in step 2 below after stopping and braking the machine Adjustment with the knobs 2 3 4 5 Loosen the knob C positioned above the broom Turn the knob D and remind that It must be screwed to lift the broom It must be unscrewed to lower the broom After the adjustment hold the knob D and tighten the knob C Perform step 1 again to check the proper adjustment of the side broom height from ground When the brooms are too worn out to be adjusted replace them as shown in the next paragraph Adjustment with the cable sheath terminals If necessary adjust the broom height by using the adjustable terminals E for the right broom and F for the left broom 6 301240 5301241 5301232 Terra 4300B 146 2889 000 2 2007 08 15 ENGLISH SERVICE MANUAL SWEEPING SYSTEM SIDE BROOM DISASSEMBLY REASSEMBLY NOTE m Brooms of various hardness are available This procedure is applicable to all types of brooms CAUTION
40. es the life of the filter which will have to be replaced more frequently The use of unsuitable detergents can damage the filter Check the filter body for tears If necessary replace it Clean the rubber seal 1 of the cover 49 and check that it is integral and efficient if necessary replace it Reassemble in the reverse order of disassembly NOTE When reinstalling the filter the wire gauze must be facing upwards 3 Y 1 Le ORAS OON illt P 4 QU 2 MA MM UA TA M M IND MIN QUO TL 44 301271 Terra 4300B 146 2889 000 2 2007 08 37 ENGLISH SERVICE MANUAL DUST AND DEBRIS COLLECTION SYSTEM DUST FILTER CLEANING AND INTEGRITY CHECK continues 301272 301273 38 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH DUST AND DEBRIS COLLECTION SYSTEM FILTER SHAKER OPERATION CHECK 1 During machine operation when the panel filter is supposed to be clogged press the switch 9 onwards for a few seconds to activate the filter shaker motor and check that the related noise is audible Restart machine operation and check if the filter has been shaken If the filter has been shaken correctly the machine vacuum capability is greatly improved 2 If necessary check the filter shaker motor or replace it see the procedure in
41. ght optional M1 Main broom motor M2 Drive motor M3 Filter shaker motor M4 Right side broom motor M5 Left side broom motor optional M6 Vacuum motor M7 Manual vacuum motor optional P1 Horn switch R1 Drive speed potentiometer R2 Led resistance SWS Emergency switch SW1 Main broom microswitch SW2 Vacuum filter shaker switch SW3 Manual vacuum system switch optional SW4 Driver s seat safety microswitch SW5 Side broom microswitch SW6 Working light switch optional 64 146 2889 000 2 2007 08 Terra 4300B ENGLISH SERVICE MANUAL ELECTRICAL SYSTEM WIRING DIAGRAM continues yg yg K ya 1 OW pw 128 x 3 153 553 Na Y HM yy Qu 3 HM Ms Na na IA 18 b SMS 553 IMS gt yan ifa 1 na yaaa 8 w na O 73 553 253 Ox 8 ay 41 4 uf ay Qu ay ay 5301313 65 Terra 4300B 146 2889 000 2 2007 08 Nilfisk Advance setting standards Nilfisk Advance Inc 14600 21st Avenue North Plymouth MN 55447 3408 www nilfisk advance com Phone 800 989 2235 Fax 800 989 6566 2008 Nilfisk Advance Inc Plymouth MN 55447 3408 Printed in Italy
42. he initial position After adjusting tighten the nuts C Disassembly 3 Disconnect the microswitch D electrical connections E 4 Remove the nuts C and the screws 5 Recover the microswitch D Reassembly 6 Reassemble in the reverse order of disassembly 7 Adjust the microswitch operating as described at step 2 Reset 8 Reinstall the front cover see the procedure in the relevant paragraph 5301257 Terra 4300B 146 2889 000 2 2007 08 29 ENGLISH SERVICE MANUAL SWEEPING SYSTEM TROUBLESHOOTING OPEN CIRCUIT The thermal fuses 68 and 69 determine the open circuit This system allows to prevent the broom circuits and motors from being damaged under overload conditions If there is an open in the electrical circuit the possible causes are the following Main broom motor the thermal fuse 68 activates and opens the electrical circuit Possible causes 1 Bulky debris or cords around the broom or between the broom and its flange remove the broom and the debris or cords 2 broom is too much pressed on the floor check the broom height 3 broom motor electrical input is too high check the electrical input Wait at least 2 minutes after the open and when the problem is solved push the thermal fuse button 68 Side broom motors the thermal fuse 69 activates and opens the electrical circuit Possible causes 1 Bulky debris or cords around the broom or
43. he main broom then move the machine and switch it off e Check that the main broom print A along its length is from 2 to 4 cm wide If the print A is not within specifications it is necessary to adjust the broom height by proceeding as described in step 2 below after stopping and braking the machine 2 Engage the parking brake by pressing the pedal 20 21 until it is blocked by the ratchet pawl of the parking brake lever 21 3 Turn the ignition key 2 to 0 position 4 Open the hood 24 5 Loosen the knob B on the left side of the machine 6 the knob C and remind that t must be screwed to lift the broom It must be unscrewed to lower the broom After the adjustment keep the knob C stopped and tighten the knob B 7 Perform step 1 again to check the proper adjustment of the main broom height from the ground 8 When the broom is too worn to be adjusted replace it as shown in the next paragraph CAUTION A An excessive print larger than 4 cm of the main broom can lead to machine malfunction and moving parts overheating thus reducing machine life Be extremely careful when performing the above mentioned checks and always use the machine according to the indicated conditions 0 8 1 6 inch LA 2 4cm M 5301235 5301236 Terra 4300 146 2889 000 2 2007 08 13 ENGLISH SERVICE MANUAL SWEEPING SYSTEM MAIN BROOM DISASSEMBLY REASSEMBLY
44. nded without being sure that it cannot move independently Do not use the machine on slopes with a gradient exceeding the specifications Use only brooms supplied with the machine and those specified in the User Manual Using other brooms could reduce safety Do not smoke while charging the batteries Before using the machine close all doors and or covers Do not use the machine in excessively dusty areas Do not wash the machine with direct or pressurised water jets or with corrosive substances Do not use compressed air to clean this type of machine except for the filters see the relevant paragraph While using this machine take care not to cause damage to other people and children especially Do not put any can containing fluids on the machine The machine storage temperature must be between 32 F and 104 F 0 C and 40 C The machine working temperature must be between32 F and 104 F 0 C and 40 C The humidity must be between 30 and 95 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 machine must be used in dry conditions it must not be used or kept outdoors in wet conditions Do not use the machine as a means of transport or for pushing towing Do not allow the brooms to operate while the machine is stationary to avoid damaging the floor In case of fire possibly use a powder fire extinguisher not a water
45. normal input Check the motor carbon brushes see the procedure in the relevant paragraph If necessary disassemble the drive motor see the procedure in the relevant paragraph clean it and check its moving parts If the above mentioned procedures do not lead to a correct electrical input it is necessary to replace the motor see the procedure in the relevant paragraph Remove the jumper from the machine side connector then reconnect the electrical connection A of the drive system disengaging safety microswitch without the operator seated on the driver s seat WARNING AN If the jumper is not removed and the electrical connection A is not reconnected the drive system disengaging safety microswitch without the operator seated on the driver s seat is not reactivated 12 Remove the weight from the engine hood microswitch 92 13 Carry out steps 4 and 5 in reverse order 5301284 48 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH DRIVE SYSTEM DRIVE MOTOR CARBON BRUSH CHECK AND REPLACEMENT Check Remove the drive system see the procedure in the relevant paragraph Remove the nuts A and the cover B at the cabinet bench Remove dust and dirt from the motor exterior part then disengage and remove the clamp C Lift the retaining spring D of each carbon brush then remove the four carbon brushes E Check the four carbon brushes for wear The carbon brushes are w
46. on brushes E are worn The carbon brushes are worn when there is not sufficient contact with the motor armature because of their short length of the contact surface which is not integral or because the thrust spring is broken etc Replacement 5 f necessary remove the carbon brushes to replace them by disengaging the lead in wires F Replace the carbon brushes as an assembly Reset 6 Reassemble in the reverse order of disassembly 301253 26 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM SIDE BROOM MOTOR DISASSEMBLY REASSEMBLY NOTE This procedure refers to the right broom The procedure for the left broom is the same Disassembly 1 Remove the side broom of the motor to be checked see the procedure in the relevant paragraph 2 Disconnect the side broom motor electrical connection D 3 Unscrew completely the adjusting knobs and B from the tie rod C 4 Remove the reduction unit F fastening screws E 5 Remove the reduction unit F from the support G 6 If necessary remove the screw and the flange 1 then recover the key J and the washers 7 If necessary remove the flange K Reassembly 8 8 Reassemble in the reverse order of disassembly 9 9 Carry out side broom height adjustment see the procedure the relevant paragraph 5301254 5301255 Terra 4300B 146 2889 000 2 2007 08 27
47. one Do not bump into shelves or scaffoldings especially where there is a risk of falling objects Adjust the operation speed to suit the floor conditions Do not use the machine on slopes with a gradient exceeding the specifications This machine cannot be used on roads or public streets Do not tamper with the machine safety guards Follow the routine maintenance procedures scrupulously Do not remove or modify the plates affixed to the machine In case of machine malfunctions ensure that these are not due to lack of maintenance Otherwise request assistance from the authorised personnel or from an authorised Service Center If parts must be replaced require ORIGINAL spare parts from an Authorised Dealer or Retailer To ensure machine proper and safe operation the scheduled maintenance shown in the relevant chapter of this Manual must be performed by the authorised personnel or by an authorised Service Center The machine must be disposed of properly because of the presence of toxic harmful materials batteries oils plastics etc which are subject to standards that require disposal in special centres see the Scrapping chapter Terra 4300B 146 2889 000 2 2007 08 5 ENGLISH SERVICE MANUAL GENERAL INFORMATION TECHNICAL DATA Dimensions and weights Values Machine length 58 3 in 1480 mm Machine width with two side brooms 47 2 in 1200 mm Machine maximum height at th
48. oom with the lever 16 Turn the ignition key 2 to 0 position and remove the amperometric pliers If the electrical input is higher perform the following operations to detect and eliminate the cause of the abnormal input e Check the driving parts from the motor to the main broom If necessary check the main broom motor carbon brushes see the procedure in the relevant paragraph f necessary disassemble the main broom motor see the procedure in the related paragraph clean it and check its moving parts If the above mentioned procedures do not lead to a correct electrical input it is necessary to replace the motor see the procedure in the relevant paragraph Carry out steps 1 and 2 in reverse order 22 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH SWEEPING SYSTEM MAIN BROOM MOTOR CARBON BRUSH CHECK AND REPLACEMENT Check Remove the main broom motor see the procedure in the relevant paragraph Remove the nuts A and the cover B at the cabinet bench Remove dust and dirt from the motor exterior part then disengage and remove the clamp C Lift the retaining spring D of each carbon brush then remove the four carbon brushes E Check the four carbon brushes for wear The carbon brushes are worn when there is not sufficient contact with the motor armature because of their use of the contact surface which is not integral or because the thrust spring is broken etc
49. orn when there is not sufficient contact with the motor armature because of their use of the contact surface which is not integral or because the thrust spring is broken etc Replacement 6 If necessary remove the carbon brushes to replace them by removing the nuts F and disengaging the lead in wires Reset 7 Reassemble in the reverse order of disassembly A 5301285 Terra 4300 146 2889 000 2 2007 08 49 ENGLISH SERVICE MANUAL DRIVE SYSTEM DRIVE SYSTEM DISASSEMBLY REASSEMBLY Disassembly oo om 7 8 9 1 0 Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Unscrew the knobs 38 and remove the left door 37 Unscrew the knobs 40 and remove the right door 39 Remove the waste container 34 by using the handle 36 and disengaging it from the internal guides With a proper and safe hoisting system hook the machine on the two front lifting anchors 56 then lift it until the rear wheels 25 are at 4 5 cm from the ground Apply a proper safety stand under the lifted rear frame to prevent it from lowering accidentally Disconnect the drive motor connector A Remove the drive system fastening screws B Remove the drive system C Reassembly 11 Reassemble in the reverse order of disassembly 5301286 50 146 2889 000 2 2007 08 Terra 4300B SE
50. result expressed as max value for front and max value for rear wheels under normal working conditions and on a level asphalt surface 6 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH TECHNICAL DATA continues Performance data GENERAL INFORMATION Values Max forward speed 3 7 mph 6 Km h Maximum reverse speed 1 8 mph 3 Km h Gradeability at full load 2096 Main broom rotation speed 550 rpm Side broom rotation speed 80 rpm Panel filter area 14 1 f 4 3 m Panel filter rating 5 10 um Main broom compartment vacuum 0 43 in H O 11 mm H O Minimum turning radius outer 51 6 in 1310 mm Motor data Values Drive motor power 24 V 0 8 hp 600 W Main broom motor power 24 V 0 67 hp 500 W Side broom motor power 24 V 0 08 hp 60 W Vacuum motor power 24 V 0 41 hp 310 W Filter shaker motor power 24 V 0 12 hp 90 W Electrical system data Values System voltage 24 Total consumption 30A Autonomy gt 4 hours with battery 180Ah 5h gt 5 hours with battery 256Ah 5h Standard Lead WET with acid electrolyte Optional Gel GEL hermetic Propulsion battery Battery capacity 256 0 5 Battery compartment maximum size 26 0x17 3x14 6 in 660x440x370 mm Terra 4300B 146 2889 000 2 2007 08 7
51. rging the batteries and perform this procedure in well ventilated areas and away from naked flames 146 2889 000 2 2007 08 Terra 4300 SERVICE MANUAL ENGLISH A GENERAL INFORMATION WARNING Carefully read all the instructions before performing any maintenance repair procedure Take all necessary precautions to prevent hair jewels and loose clothes from being caught by the machine moving parts For machines with electronic battery charger optional Before using the battery charger ensure that frequency and voltage values shown on the machine serial number plate match the electrical mains voltage Do not pull or carry the machine by the battery charger cable and never use the battery charger cable as a handle Do not close a door on the battery charger cable or pull the battery charger cable around sharp edges or corners Do not run the machine on the battery charger cable Keep the battery charger cable away from heated surfaces Do not charge the batteries if the battery charger cable or the plug are damaged If the battery charger cable is damaged contact Advance Service Center To reduce the risk of fire electric shock or injury do not leave the machine unattended when it is plugged in Before performing any maintenance procedure disconnect the battery charger cable from the electrical mains To avoid any unauthorized use of the machine remove the ignition key Do not leave the machine unatte
52. rra 4300B 146 2889 000 2 2007 08 3 ENGLISH SERVICE MANUAL GENERAL INFORMATION GENERAL SAFETY PRECAUTIONS Specific warnings and cautions used to indicate potential damage to people and machines are shown below Before performing any maintenance repair cleaning or replacement procedure disconnect the battery DANGER connector remove the ignition key and engage the parking brake This machine must be used by properly trained operators only Children or disabled people cannot use this machine Keep sparks flames and smoking materials away from the batteries During the normal operation explosive gases are released Do not wear jewels when working near electrical components Do not work under the lifted machine without supporting it with safety stands When working under the open hood ensure that it cannot be closed by accident Do not operate the machine near toxic dangerous flammable and or explosive powders liquids or vapours This machine is not suitable for collecting dangerous powders When lead batteries WET are installed on this machine do not tilt the machine more than 30 from its horizontal position to not allow the highly corrosive acid to leak out of the batteries When the machine is to be tilted to perform maintenance procedures remove the batteries If the machine is equipped with lead WET batteries battery charging produces highly explosive hydrogen gas Keep the hood open when cha
53. the relevant paragraph FILTER SHAKER MOTOR DISASSEMBLY REASSEMBLY Disassembly Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Disengage the hook 35 by pulling its lower end Remove the waste container 34 by using the handle 36 and disengaging it from the internal guides Unscrew the knobs 50 and remove the filter compartment cover 49 Unscrew the knobs A Disconnect the filter shaker motor C electrical connector B Remove the dust filter fastening frame D At the cabinet bench remove the nuts E and the two clamps F 0 Remove the filter shaker motor G Reassembly 11 Install in the reverse order of removal and note the following Install the filter shaker G with the electrical cable H facing upwards B C AOOO S OOK NAKA LORAIN AIK SIDON ONUS 5301274 5301275 Terra 4300 146 2889 000 2 2007 08 39 ENGLISH SERVICE MANUAL DUST AND DEBRIS COLLECTION SYSTEM VACUUM FAN DISASSEMBLY REASSEMBLY till S N 072820295 Disassembly Drive the machine on a level ground and engage the parking brake 20 and 21 Turn the ignition key 2 to 0 position Unplug the battery connector 62 Disengage the hook 35 by pulling its lower end Remove the waste container 34 by using the handle 3
54. the retainer F NOaRWN gt Reassembly 8 Install in the reverse order of removal and note the following Before inserting the new cable B into the sheath apply a thin coat of grease along the cable so that it smoothly slides into the sheath 9 Adjust the brakes as specified in the relevant paragraph 301282 46 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH STEERING AND BRAKING SYSTEM BRAKE SYSTEM DISASSEMBLY REASSEMBLY Disassembly 1 Drive the machine on a level ground 2 Do not engage the parking brake 20 and 21 but check that the machine cannot move independently by applying wedges to the rear wheels Turn the ignition key 2 to 0 position Remove the side brooms see the procedure in the relevant paragraph With a proper and safe hoisting system hook the machine on the two front lifting anchors 56 then lift it until the front wheel 26 is at some centimeters from the ground Apply two proper safety stands under the lifted front frame to prevent it from lowering accidentally Unscrew the nut A and recover the washer B Remove the front wheel C Remove the screws D 0 Disconnect the brake lever E from the control cable 1 Remove the brake system F RO Reassembly 12 Reassemble in the reverse order of disassembly 13 Adjust the service and parking brake see the procedure in the relevant paragraph
55. tion Remove the cap A Unscrew the nut B Remove the steering wheel C by means of a puller Remove the two bellows D and the screw E Remove the two levers F the bellows D and the nuts G Remove the screws 13 and move the panels 1 and 14 Disconnect the electrical connectors 1 Lift the steering wheel positioning control lever L disengaging the retainers M from its housing N Disconnect the cable P terminal O from the lever L Remove the screws Q and the support R Reinsert the cable S inside the cover through the hole T Remove the screws U Remove the cover V Reassembly 16 Install in the reverse order of removal and note the following After reinstalling the screws E tighten the nut G to eliminate the end plays Reinstall the steering wheel C aligning the front wheel W and the steering wheel spoke X with the machine longitudinal axle The spoke with the knob Y must be on the left side 5301296 5301297 Terra 4300 146 2889 000 2 2007 08 57 ENGLISH SERVICE MANUAL OTHER SYSTEMS FRONT COVER DISASSEMBLY REASSEMBLY continues A S301298 S301299 S301300 58 146 2889 000 2 2007 08 Terra 4300B SERVICE MANUAL ENGLISH OTHER SYSTEMS SEAT RUNNING CONSENT MICROSWITCH DISASSEMBLY REASSEMBLY Disassembly Drive the machine on a level ground and engag

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