Nilfisk-Advance SC3000 User manual

SC3000
2012-07 Form No. 9098686000
Service Manual
Nilsk BR 652, 9087260020 - 9087261020
Nilsk BR 752, 9087262020 - 9087263020
Nilsk BR 752C, 9087264020 - 9087265020
Advance SC3000, 9087267020
English

Table of contents 2Service Manual – SC3000
Table of contents
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Machine General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Service Manual Purpose and Field of Application . . . . . . . . . . . . . . . . . . . . . . 5
Other Reference Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Service and Spare Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Serial Number Decal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
General Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Machine Lifting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Machine Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Machine Nomenclature (know your machine) . . . . . . . . . . . . . . . . . . . . . . . . 11
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Service and Diagnostic Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Scheduled Maintenance Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Chassis System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Frame (main parts). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Control System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Function Electronic Board Alarm Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Black-box: Record of Alarms, Battery Management Parameters, Partial Hour Counter . .27
Display of Current Values of Signicant Variables, Hour Counters and Stored Alarms . . 29
Display and Change of Parameters Which Can be Set by the Technician. . . . . . . . . .31
Function Electronic Board Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
General Wiring Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48

Table of contents 3Service Manual – SC3000
Recovery System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Maintenance and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Scrub system - Cylindrical. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Actuator Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Maintenance and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
Scrub system - Disc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Wiring diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
Actuator Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Maintenance and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88
Solution System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Maintenance and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
Squeegee System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Maintenance and Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107

Table of contents 4Service Manual – SC3000
Steering System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Wheel System - Traction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Component Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Removal and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125

General Information 5 Service Manual – SC3000
General Information
Machine General Description
The SC3000 is a “Ride-on” industrial machine designed to wash and dry oors in one pass. The machine is
powered by on-board batteries, models can be equipped with EcoFlex™ system (optional). The machine fea-
tures variable oor pressure disc or cylindrical brushes, controlled detergent solution dosing and a rear squee-
gee with rubber blades that vacuums and dries the oor.
Service Manual Purpose and Field of Application
The Service Manual is a technical resource intended to help service technicians when carrying out mainte-
nance and repairs on the SC3000, to guarantee the best cleaning performance and a long working life for the
machine.
Please read this manual carefully before performing any maintenance and repair procedure on the machine.
Other Reference Manuals
Model Product Code User Manual Spare Parts List
Nilsk BR 652 9087260020
9098684000 9098685000
Nilsk BR 652 - Car 9087261020
Nilsk BR 752 9087262020
Nilsk BR 752 - Car 9087263020
Nilsk BR 752C 9087264020
Nilsk BR 752C - Car 9087265020
Advance SC3000 9087267020 9098827000 9098828000
Assembly Instructions Instruction Code Machines concerned
24V 670W vacuum system motor kit 9098456000 Nilsk BR 652 - BR 752 - BR 752C
EcoFlex™ Kit 9098219000 Advance SC3000
Battery charger kit 9098215000 Nilsk BR 652 - BR 752 - BR 752C
Reverse gear buzzer kit 9098773000 Nilsk BR 652 - BR 752 - BR 752C
These manuals are available at:
• Local Nilsk-Advance Retailer
• Nilsk-Advance website: www.Nilsk-Advance.com

General Information 6 Service Manual – SC3000
Conventions
Forward, backward, front, rear, left or right are intended with reference to the operator’s position, that is to
say in driving position.
Service and Spare Parts
Service and repairs must be performed only by authorised personnel or Nilsk Service Centers. The authorised
personnel is trained directly at the manufacturer's premises and has original spare parts and accessories.
Contact Nilsk Retailer indicated below for service or to order spare parts and accessories, specifying the ma-
chine model and serial number.
(Apply Retailer label here)
Serial Number Decal
The machine model and serial number are marked
on the plate (see the example to the side).
Product code and year of production are marked on
the same plate.
This information is useful when requiring machine
spare parts. Use the following table to write down
the machine identication data.
Model: Scrubber-Dryer BR 752C
Prod. Nr: 9087264020
Tot Weight: 451 kg
Battery 24 Vdc
1,9 kW
Serial No: ..................
Date code: .......
LpA = 65 dB(A)IPX4
Nilfisk - Advance S.p.A.
Strada Comunale della Braglia, 18
26862 Guardamiglio (Lo) - Italy
www.nilfisk.com Made in Hungary
2%
P100544
MACHINE model .............................................................................................
PRODUCT code ..............................................................................................
MACHINE serial number .................................................................................

General Information 7 Service Manual – SC3000
Safety
The following symbols indicate potentially dangerous situations. Always read this information carefully and
take all necessary precautions to safeguard people and property.
Symbols
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.
Note: It indicates a remark related to important or useful functions.
General Instructions
Specic warnings and cautions to inform about potential damages to people and machine are shown below.
Warning! Make sure to follow the safety precautions to avoid situations that may lead to
serious injuries.
−Before performing any maintenance, repair, cleaning or replacement procedure disconnect the
battery connector and remove the ignition key.
−This machine must be used by properly trained operators only.
− Keep the batteries away from sparks, ames and incandescent material. During the normal op-
eration explosive gases are released.
−Do not wear jewelry when working near electrical components.
−Do not work under the lifted machine without supporting it with safety stands.
− Do not operate the machine near toxic, dangerous, ammable and/or explosive powders, liquids
or vapors: This machine is not suitable for collecting dangerous powders.
−Battery charging produces highly explosive hydrogen gas. Keep the tank assembly open dur-
ing battery charging and perform this procedure in well-ventilated areas and away from naked
ames.

General Information 8 Service Manual – SC3000
Caution! Make sure to follow the safety precautions to avoid situations that may lead to
serious injuries, damages to materials or equipments.
− Carefully read all the instructions before performing any maintenance/repair procedure.
−Before using the battery charger, ensure that frequency and voltage values, indicated 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 use the machine if the battery charger cable or plug is damaged. If the machine is not
working as it should, has been damaged, left outdoors or dropped into water, return it to the
Service Center.
− To reduce the risk of re, 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.
−Do not smoke while charging the batteries.
−To avoid any unauthorized use of the machine, remove the ignition key.
−Do not leave the machine unattended without being sure that it cannot move independently.
−Always protect the machine against the sun, rain and bad weather, both under operation and
inactivity condition. Store the machine indoors, in a dry place: This machine must be used in dry
conditions, it must not be used or kept outdoors in wet conditions.
− Before using the machine, close all doors and/or covers as shown in the User Manual.
−This machine is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the machine by a person responsible for they safety.
Children should be supervised to ensure that they do not play with the machine.
−Close attention is necessary when the machine is used near children.
− Use only as shown in this Manual. Use only Nilsk’s recommended accessories.
−Take all necessary precautions to prevent hair, jewelry and loose clothes from being caught by
the machine moving parts.
− Do not use the machine on slopes with a gradient exceeding the specications.
−Do not use the machine in particularly dusty areas.
−Use the machine only where a proper lighting is provided.
−If the machine is to be used where there are other people besides the operator, it is necessary to
install the pivoting light and the reverse gear buzzer (optional).
−While using this machine, take care not to cause damage to people or objects.
−Do not bump into shelves or scaffoldings, especially where there is a risk of falling objects.
− Do not put any can containing uids on the machine.

General Information 9 Service Manual – SC3000
−The machine working temperature must be between 0 °C and +40 °C.
−The machine storage temperature must be between 0 °C and +40 °C.
−The humidity must be between 30% and 95%.
− When using oor cleaning detergents, follow the instructions on the labels of the detergent
bottles.
− To handle oor cleaning detergents, wear suitable gloves and protections.
−Do not use the machine as a means of transport.
− Do not allow the brushes to operate while the machine is stationary to avoid damaging the oor.
− In case of re, use a powder re extinguisher, not a water one.
−Do not tamper with the machine safety guards and follow the ordinary maintenance instructions
scrupulously.
−Do not allow any object to enter into the openings. Do not use the machine if the openings are
clogged. Always keep the openings free from dust, hairs and any other foreign material which
could reduce the air ow.
− Do not remove or modify the plates afxed to the machine.
−To manually move the machine, the electromagnetic brake must be disengaged. After moving the
machine manually, engage the electromagnetic brake again. Do not use the machine when the
electromagnetic brake handwheel is screwed down.
−When the machine is to be pushed for service reasons (missing or discharged batteries, etc.), the
speed must not exceed 4 km/h.
−This machine cannot be used on roads or public streets.
−Pay attention during machine transportation when temperature is below freezing point. The
water in the recovery tank or in the hoses could freeze and seriously damage the machine.
− Use brushes and pads supplied with the machine and those specied in the User Manual. Using
other brushes or pads could reduce safety.
−In case of machine malfunctions, ensure that these are not due to lack of maintenance. Other-
wise, 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 Ser-
vice Center.
−Do not wash the machine with direct or pressurised water jets, or with corrosive substances.
−When WET batteries are installed on the machine, do not tilt the machine for more than 30°
from the horizontal plane to prevent the highly corrosive acid from leaking out of the batteries. If
the machine must be tilted to perform any maintenance procedure, remove the batteries.
−The machine must be disposed of properly, because of the presence of toxic-harmful materi-
als (batteries, etc.), which are subject to standards that require disposal in special centres (see
Scrapping chapter).

General Information 10 Service Manual – SC3000
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:
All covers are closed.
The ignition key is removed.
The machine is securely fastened to the means of transport.

General Information 11 Service Manual – SC3000
Machine Nomenclature (know your machine)
Squeegee
blades assembly
Solenoid valve
Solution filter
Brush/pad-holder deck
Bumper wheel
Heel support
height adjustment
Drive pedal
Front steering,
driving and
braking wheel
Electromagnetic
brake unlocking lever
Seat
Battery connector
Emergency push-button
Squeegee hook
Solution/clean
water tank
opening/closing
valve
Dumping recovery
tank assembly
Battery
charger
Recovery
tank cover
Ignition key
Steering wheel
height control lever
Steering wheel with
control panel
P100370

General Information 12 Service Manual – SC3000
Machine Nomenclature (continued)
Front
24V
Rating plate
Vacuum grid with
automatic shut-off float
Container with
debris collection grid
Tank assembly stand
Detergent tank
Battery charger cable
Electronic component
compartment cover
Lifted tank assembly
and driver's seat
Vacuum system motor filter
Vacuum system motor
Battery connection
diagram
Squeegee
Squeegee support wheels
Squeegee mounting handwheels
Squeegee bumper wheels
Squeegee vacuum hose
Solution/clean water tank
Solution/clean water
tank filler plug with removable filler hose
Solution/clean
water draining adapter
Recovery water drain hose
Cylindrical
brush deck
Cylindrical brush
deck side skirt
Solution/clean
water draining valve Squeegee balance
adjusting handwheel
Battery caps
Batteries
P100359

General Information 13 Service Manual – SC3000
Control Panel
Reverse gear
led indicator
Washing detergent
flow control switch
led indicator
Detergent flow
control switch
Mute function
switch led
Mute function
switch
Reverse gear
lever
Horn switch
Ignition key
Solution flow
increase switch
Solution flow
decrease switch
Anti-skid control
activation
led indicator
EcoFlex™ system
led indicator
Hour counter and
solution level display
Scrub On/Off
led indicator
Scrub On/Off switch
Extra pressure
switch
EcoFlex™
lever
Extra pressure
led indicator
Vacuum system
switch
Vacuum system
led indicator
Battery lights
Solution flow indicator
P100372

General Information 14 Service Manual – SC3000
Service and Diagnostic Equipment
Besides a complete set of standard meters, the following instruments are necessary to perform fast checks and
repairs on Nilsk-Advance machines:
• Laptop computer charged with the current version of EzParts, Adobe Reader and (if possible) Internet
connection
• Digital Volt Meter (DVM)
• Amperometric pliers with possibility of making DC measurements
• Hydrometer
• Battery charge tester to check 12V batteries
• Static control wrist strap
• Dynamometric wrench set
• A copy of the User Manual and Spare Parts List of the machine to be serviced (provided with the machine
or available at www.advance-us.com or other Nilsk-Advance websites).
The following equipment is also available at Nilsk-Advance Centers:
• Vacuum water lift gauge, P/N 56205281
• Italsea universal programmer, P/N 9097297000

General Information 15 Service Manual – SC3000
Technical Data
General technical data
Description Nilsk BR 652
Advance SC3000 Nilsk BR 752 Nilsk BR 752C
Cleaning width 26 in (660 mm) 30 in (710 mm) 30 in (710 mm)
Squeegee width 35 in (890 mm)
Solution/clean water tank capacity 21 US gal (80 L)
Solution ow 0.26 ÷ 0.8 US gal/min. (1 ÷ 3 L/min.)
Recovery tank capacity 21 US gal (80 L)
Minimum/maximum solution ow (with and without EcoFlex™
system) 0 ÷ 0.8 US gal/min. (0 ÷ 3 L/min.)
EcoFlex™ kit tank capacity 1.3 US gal (5 L)
EcoFlex™ kit detergent ow setting Ratio 1:400 ÷ 1:33 (0.25% ÷ 3%)
Rear wheel diameter 9.8 in (250 mm)
Front wheel specic pressure on the oor (*) 72 psi (0.5 N/mm2)
Rear wheel specic pressure on the oor (*) 130 psi (0.9 N/mm2)
Front steering, driving and braking wheel diameter 8.8 in (225 mm)
Vacuum system motor power 0.56 hp (420 W)
Drive system motor power 0.4 hp (300 W)
Maximum speed 3.7 mi/h (6 km/h)
Maximum gradient when working 2% (1.14°)
Sound pressure level at workstation
(ISO 11201, ISO 4871, EN 60335-2-72) (LpA) 65 dB(A) ± 3 dB(A)
Machine sound pressure level
(ISO 3744, ISO 4871, EN 60335-2-72) (LwA) 82 dB(A)
Vibration level at the operator's arms
(ISO 5349-1, EN 60335-2-72) < 98.4 in/s2 (< 2.5 m/s2)
Vibration level at the operator's body
(ISO 2631-1, EN 60335-2-72) 3.1 in/s2 (0.8 m/s2)
Battery compartment size (length x width x height) 14.9 x 21.2 x 11.8 in (380 x 540 x 300 mm)
Battery type 4 6V batteries, 180 Ah C5 (WET)
4 6V batteries, 180 Ah C5 (GEL/AGM)
Standard batteries autonomy 2.5 - 3.5 hours
Total electrical input 60 A
Machine height 46.8 in (1,190 mm)
Machine maximum length 53.5 in (1,360 mm)
Machine width without squeegee 26.4 in (670 mm) 29.4 in (748 mm) 31.9 in (810 mm)
Vacuum performance 0.0098 MPa (1,000 mmH2O)
(*) Machines have been tested under the following conditions:
◦With operator on board (165.3 lb - 75 kg)
◦Maximum battery size
◦Maximum brush and squeegee size
◦Full clean water tank
◦Optional components installed
◦Weight on wheels checked
◦ Print on the oor checked on cement for each single wheel
◦Result expressed as maximum value for front and rear wheels

General Information 16 Service Manual – SC3000
Technical Data (continued)
Technical data for machines with disc deck
Description Nilsk BR 652
Advance SC3000 Nilsk BR 752
Brush/pad diameter 13 in (330 mm) 355 mm
Weight without batteries and with empty tanks 385.8 lb (175 kg) 177 kg
Maximum weight with batteries, full tanks and operator
(GVW) 983.2 lb (446 kg) 448 kg
Hourly efciency (4 km/h) ~ 24,488 ft2 (~ 2,275 m2) ~ 2,500 m2
Deck right/left offset (variable) 0 ÷ 3.9 in / 1 ÷ 0 in
(0 ÷ 100 mm / 25 ÷ 0 mm) 15 / 150 mm - 105 / 0 mm
Brush distance from the oor (when lifted) 1.9 in (48 mm) 48 mm
Brush/pad-holder motor power 2 x 0.53 hp (2 x 400 W)
Brush/pad-holder speed 230 rpm
Brush/pad-holder pressure with extra-pressure function
turned off 66.1 lb (30 kg) 32 kg
Brush/pad-holder pressure with extra-pressure function
turned on 105.8 lb (48 kg) 50 kg
Technical data for machines with cylindrical brush deck
Description Nilsk BR 752C
Cylindrical brush size (diameter x length) 5.7 x 27.2 in (145 x 690 mm)
Weight without batteries and with empty tanks 396.8 lb (180 kg)
Maximum weight with batteries, full tanks and operator
(GVW) 994.3 lb (451 kg)
Hourly efciency (4 km/h) ~ 26910 ft2 (~ 2,500 m2)
Deck right/left offset 3.5 / 3.5 in (90 / 90 mm)
Cylindrical brush deck distance from the oor (when
lifted) 0.8 in (22 mm)
Cylindrical brush motor power 2 x 0.8 hp (2 x 600 W)
Cylindrical brush speed 720 rpm
Cylindrical brush pressure 77.1 lb (35 kg)

General Information 17 Service Manual – SC3000
Dimensions
Nilsk BR 652 - Advance SC3000
1190 mm (46.85 in)
890 mm (35 in)1360 mm (53.5 in)
P100367
Nilsk BR 752
1190 mm (46.85 in)
890 mm (35 in)1360 mm (53.5 in)
P100368

General Information 18 Service Manual – SC3000
Dimensions (continued)
Nilsk BR 752C
1190 mm (46.85 in)
890 mm (35 in)1360 mm (53.5 in)
P100369

General Information 19 Service Manual – SC3000
Maintenance
The lifespan of the machine and its maximum operating safety are ensured by correct and regular mainte-
nance.
Warning! 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 particu-
lar working conditions, which are to be dened by the person in charge of the maintenance.
For instructions on maintenance procedures, see the following paragraphs.
Scheduled Maintenance Table
Procedure Daily, after using
the machine Weekly Every six months Yearly
Battery charging
Squeegee cleaning
Brush/cylindrical brush cleaning
Tank, debris collection grid and vacuum grid with oat
cleaning, and cover gasket check
EcoFlex™ system cleaning and draining (optional)
Squeegee blade check and replacement
Side skirt check (only for BR 752C)
Solution lter cleaning
Vacuum system motor lter cleaning
Battery (WET) uid level check
Screw and nut tightening check (1)
Check and adjustment of driving belts between motors
and cylindrical brushes (only for BR 752C)
Electromagnetic brake efciency check
Brush/pad-holder motor carbon brush check or
replacement
Vacuum system motor carbon brush check or
replacement
Drive system motor carbon brush check or replacement
(1) And after the rst 8 working hours.

Chassis System 20Service Manual – SC3000
Chassis System
Frame (main parts)
1. Steering assembly plate holder
2. Tanks and driver's seat holder
3. Rear wheels on xed axle
Front
1
3
2
P100545