Advance acoustic 9087331020 Service Manual

SC4502012-11 Form No. 9099600000Service ManualAdvance SC450, 9087331020Nilsk SC450, 9087330020English

General Information10Service Manual – SC450Machine Nomenclature (know your machine)BrushdeckControl panelHandlebarBattery charger datainspection windo

General Information11Service Manual – SC450Machine Nomenclature (Continues)12V12VRecovery tank cover(completely opened)Machine forwardspeed adjustingh

General Information12Service Manual – SC450Control PanelBattery chargeLEDs indicatorGreen LED - charged batteryYellow LED - semi-discharged batteryRed

General Information13Service Manual – SC450Service and Diagnostic EquipmentBesides a complete set of standard meters, the following instruments are ne

General Information14Service Manual – SC450Technical DataGeneral ValuesSolution tank capacity 10.5 US gal (40 liters)Recovery tank capacity 11.9 US ga

General Information15Service Manual – SC450Dimensions38.4 in (976 mm )30 in (760 mm) 46 in (1170 mm)P200005

General Information16Service Manual – SC450MaintenanceThe lifespan of the machine and its maximum operating safety are ensured by correct and regular

Control System 17Service Manual – SC450Control SystemFunctional DescriptionThe function control is performed directly by the brush switch (SW1), the v

Control System 18Service Manual – SC450Component Location• Brush switch (SW1)• Vacuum system switch (SW2)• Brush activation push-button (SW3)• Bat

Control System 19Service Manual – SC450Removal and InstallationFunction Electronic Board Disassembly/AssemblyDisassembly1. Drive the machine on a lev

Index 2Service Manual – SC450IndexIndex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2General Informati

Control System 20Service Manual – SC450Brush Activation Push-Button Disassembly/AssemblyDisassembly1. Drive the machine on a level oor. Make sure th

Control System 21Service Manual – SC450SpecicationsFunctionElectronicBoardSpecicationsThe function electronic board performs the following:a. BR

Control System 22Service Manual – SC450Connectors on the Function Electronic BoardJ1J3F1J2P200010J1 - 8 WAY-CONNECTORPIN Description Voltage Ref. to B

Electrical System 23Service Manual – SC450Electrical SystemFunctional DescriptionBasically the electrical system consists of a function electronic boa

Electrical System 24Service Manual – SC450Component Location• Batteries (BAT)• Battery connections• Battery charger (CH)• Battery connector (C1)•

Electrical System 25Service Manual – SC450Maintenance and AdjustmentsBattery Installation And Battery Type Setting (WET or GEL/AGM)Set the electronic

Electrical System 26Service Manual – SC450Battery Installation And Battery Type Setting (WET or GEL/AGM) (Continues)Battery Charger Setting (for machi

Electrical System 27Service Manual – SC450Battery ChargingNote: Charge the batteries when the yellow or red warning light on the control panel turns

Electrical System 28Service Manual – SC450Battery Charging (Continues)Charging the Batteries with an External Battery Charger5. Check that the ext

Electrical System 29Service Manual – SC450Battery Charging (Continues)Charging the Batteries with an (Optional) Battery Charger Installed on the Machi

Index 3Service Manual – SC450Scrub System, Disc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42Functional Description .

Electrical System 30Service Manual – SC450Fuse Check and Replacement1. Drive the machine on a level oor. Make sure that the machine cannot move i

Electrical System 31Service Manual – SC450TroubleshootingTrouble Possible Causes RemedyThe machine is not working The batteries (BAT) are discharged o

Electrical System 32Service Manual – SC450Machine Wiring Diagram+-24V BATTERY(BAT)CONNECTOR + (C1)CONNECTOR (C2)CONNECTOR - (C1)CONNECTOR (C2)CONNECTO

Electrical System 33Service Manual – SC450SpecicationsGeneral ValuesTotal absorbed power 34 A (0.8 kW)Battery compartment size (width x length x hei

Recovery System 34Service Manual – SC450Recovery SystemFunctional DescriptionThe water recovery system removes the dirty water from the oor and pipes

Recovery System 35Service Manual – SC450Component Location• Recovery tank• Vacuum grid with automatic shut-off oat• Recovery tank cover• Cover ga

Recovery System 36Service Manual – SC450Maintenance and AdjustmentsTank and Vacuum Grid Cleaning1. Drive the machine to the appointed disposal area.2

Recovery System 37Service Manual – SC450TroubleshootingTrouble Possible Causes RemedyThe vacuum system motor does not turn onThe vacuum system motor c

Recovery System 38Service Manual – SC450Removal and InstallationVacuum System Motor Amperage CheckWarning! Thisproceduremustbeperformedbyquali

Recovery System 39Service Manual – SC450Vacuum System Motor Carbon Brush Check/ReplacementDisassembly/Check1. Remove the vacuum system motor (see the

General Information4Service Manual – SC450General InformationMachine General DescriptionThe SC450 is a “man-down” industrial machine designed to wash

Recovery System 40Service Manual – SC450Vacuum System Motor Disassembly/Assembly1. Remove the recovery water tank (as shown in User Manual).2. Loose

Recovery System 41Service Manual – SC450SpecicationsGeneral ValuesRecovery tank capacity 11.9 US gal (45 liters)Vacuum power 0.44 hp (330 W)Vacuum w

Scrub System, Disc 42Service Manual – SC450Scrub System, DiscFunctional DescriptionThe disc brush system can be started by the operator.The disc brush

Scrub System, Disc 43Service Manual – SC450Component Location• Disc brush deck• Brush motor (M1)• Drive hub• Brush electromagnetic switch (ES1)•

Scrub System, Disc 44Service Manual – SC450Maintenance and AdjustmentsBrush CleaningWarning! It is advisable to wear protective gloves when cleaning

Scrub System, Disc 45Service Manual – SC450Machine Forward Movement AdjustmentNote: Themachinespeedandforwardmovementvaryaccordingtothetype

Scrub System, Disc 46Service Manual – SC450TroubleshootingOpen Circuit• The brush fuse (F1) determines an open in the supply circuit of the brush dec

Scrub System, Disc 47Service Manual – SC450Removal and InstallationBrush Motor Amperage CheckWarning! Thisproceduremustbeperformedbyqualiedpe

Scrub System, Disc 48Service Manual – SC450Brush Motor Carbon Brush Check/ReplacementDisassembly/Check1. Remove the brush motor (see the procedure in

Scrub System, Disc 49Service Manual – SC450Brush Deck Disassembly/AssemblyDisassembly1. Check that the control panel switches are turned to “0”. Disc

General Information5Service Manual – SC450ConventionsForward, backward, front, rear, left or right are intended with reference to the operator’s posit

Scrub System, Disc 50Service Manual – SC450Brush Deck Disassembly/Assembly (Continues)6. Remove the plugs (H) on the machine front sides and remove t

Scrub System, Disc 51Service Manual – SC450Brush Motor Disassembly/AssemblyDisassembly1. Remove the brush (as shown in the User Manual).2. Place the

Scrub System, Disc 52Service Manual – SC450Brush Motor Disassembly/Assembly (Continues)10. Lift the machine with the hoisting system; then let the br

Scrub System, Disc 53Service Manual – SC450SpecicationsGeneral ValuesBrush diameter 20 in (530 mm)Brush pressure with full tank and lowered squeegee

Solution System 54Service Manual – SC450Solution SystemFunctional DescriptionThe solution system supplies the detergent to the brushes when cleaning t

Solution System 55Service Manual – SC450Component Location• Solution tank• Solution ow control lever• Solution lter• Solenoid valve (EV1)• Solu

Solution System 56Service Manual – SC450Maintenance and AdjustmentsSolution Filter Cleaning1. Drain the solution tank.2. Drive the machine on a leve

Solution System 57Service Manual – SC450TroubleshootingTrouble Possible Causes RemedySmall amount of solution or no solution reaches the brushThe tank

Squeegee System 58Service Manual – SC450Squeegee SystemFunctional DescriptionThe squeegee system cleans the liquid off the oor, which is then

Squeegee System 59Service Manual – SC450Component LocationSqueegeeSqueegee bladesSqueegee holderMounting handwheelsSqueegee adjustmentSqueegee lifting

General Information6Service Manual – SC450SafetyThe following symbols indicate potentially dangerous situations. Always read this information carefull

Squeegee System 60Service Manual – SC450Maintenance and AdjustmentsSqueegee CleaningWarning! It is advisable to wear protective gloves when cleaning

Squeegee System 61Service Manual – SC450Squeegee Blade Check and Replacement1. Disassemble and clean the squeegee.2. Check that the edge (A) of the

Squeegee System 62Service Manual – SC450TroubleshootingTrouble Possible Causes RemedyThe recovery water vacuuming is insufcient or there is no vacuum

Squeegee System 63Service Manual – SC450Removal and InstallationSqueegee Spring Disassembly/AssemblyDisassembly1. Drive the machine to the appointed

Squeegee System 64Service Manual – SC450Squeegee Spring Disassembly/Assembly (Continues)9. Disconnect the solution valve (F), by pulling it.10. Open

Squeegee System 65Service Manual – SC450SpecicationsGeneral ValuesSqueegee width 30 in (760 mm)

Wheel System, Non-Traction 66Service Manual – SC450Wheel System, Non-TractionComponent Location• Front wheels on xed axle• Rear parking wheel • Ma

Wheel System, Non-Traction 67Service Manual – SC450SpecicationsGeneral ValuesDiameter of wheels on xed axle 10 in (254 mm)Wheel pressure on the oo

General Information7Service Manual – SC450Caution! Make sure to follow the safety precautions to avoid situations that may lead to serious injuries,

General Information8Service Manual – SC450 – The machine working temperature must be between 0°C and +40°C. – The storage temperature must be between

General Information9Service Manual – SC450Machine LiftingWarning! Donotworkundertheliftedmachine,ifitisnotsecurelyxed.Machine Transporta