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Nilfisk-Advance SC6500 45C

Nilfisk-Advance SC6500 45C
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SC6500™
01/15 Form No. 56043168
Service Manual
English
Advance Model Numbers:
56414010 SC6500 40C
56414011 SC6500 40C ECOFLEX
56414012 SC6500 40D
56414013 SC6500 40D ECOFLEX
56414014 SC6500 45C
56414015 SC6500 45C ECOFLEX
56414016 SC6500 45D
56414017 SC6500 45D ECOFLEX
56414018 SC6500 48C
56414019 SC6500 48C ECOFLEX
56414020 SC6500 48D
56414021 SC6500 48D ECOFLEX
Nilfisk Model Numbers:
56414022 SC6500 1100D
56414023 SC6500 1100C
56414024 SC6500 1300D
56414025 SC6500 1300C
56414026 SC6500 1100D ECOFLEX

Table of Contents

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Nilfisk-Advance SC6500 45C Specifications

General IconGeneral
BrandNilfisk-Advance
ModelSC6500 45C
CategoryScrubber
LanguageEnglish

Summary

Service Manual

General Information

Overview of the SC6500 scrubbers, manual purpose, conventions, feedback, and related resources.

Parts and Service

Technical Specifications (As Installed and Tested On The Unit)

Advance Brand SC6500 Models

Technical specifications for Advance brand SC6500 models.

Nilfisk Brand SC6500 Models

Technical specifications for Nilfisk brand SC6500 models.

Control Panel

Switch and Button Functions

Explains the operation and function of each control panel switch and button.

Control Panel Indicators

Explains the status indicators for various machine systems.

Control Panel Display

Details the information shown on the control panel's LCD display.

General Maintenance

Maintenance After Use

Steps to perform after each use for daily maintenance.

Maintenance Schedule

PM Check List - SC6500

Control System

Main Control Programming Options

Fault Recall Mode

Steps to access and recall stored error codes from the control board.

To Select the Battery Used in the Machine

Procedure to configure the system for different battery types.

To Restore the Scrub Pressures to the Factory Default Settings

Procedure to reset scrub pressure settings to factory defaults.

To EnableDisable the Fault Detection

Steps to enable or disable the system's fault detection feature.

To Display the Control Board Revision Level

Procedure to view the revision levels of control board components.

Monitor Mode

How to enter monitor mode to check machine settings.

Scrub Deck Down Time Adjustment

How to adjust the scrub deck's down time after activation.

Normal (Light) Scrub Setting Adjustment

How to adjust scrub pressure and solution flow for normal scrub settings.

Heavy Scrub Setting Adjustment

How to adjust scrub pressure and solution flow for heavy scrub settings.

Extreme Scrub Setting Adjustment

How to adjust scrub pressure and solution flow for extreme scrub settings.

Scrub Speed Switch Lockout

How to enable or disable the scrub speed switch override feature.

Detergent System Selection Mode

How to select the detergent system activation mode.

EcoFlex Mode Selection

How to select the EcoFlex mode (OFF, Mode 1, Mode 2).

Vacuum Motor Configuration Option

How to configure the system for single or dual vacuum motors.

Recovery Tank Full Detection EnableDisable

How to enable or disable the recovery tank full shutoff feature.

Solution Flow in Reverse EnableDisable

How to enable or disable solution flow when the machine is in reverse.

Indicator LED Intensity Selection Option

How to adjust the intensity of indicator LEDs on the control panel.

Detergent and Solution Pump Purge

Procedures for purging detergent and solution pumps for maintenance.

Side Broom Function

How to enable or disable the side broom function.

Display Mode Selection

How to select the display mode (US or Global).

Service Test Mode

To Enter the Service Test Mode

Steps to enter the service test mode for troubleshooting.

Control Panel Switch and Button Functions

Troubleshooting

Error Indicator and Error Code Display

How error codes are displayed and interpreted on the control panel.

Battery Testing

Methods for testing battery condition and identifying dead cells.

Poor water pickup

Common causes and corrections for poor water pickup performance.

The scrub system will not operate

Troubleshooting steps for a non-operational scrub system.

Inadequate or no solution flow

Troubleshooting steps for issues with solution flow.

Poor sweeping performance

Troubleshooting steps for poor sweeping performance of side brooms.

Poor braking performance

Troubleshooting steps for poor braking performance.

Fault Codes

How the drive controller communicates fault codes.

Vacuum motor(s) will not run.

Troubleshooting steps for vacuum motors that fail to run.

The scrub deck actuator doesnt raise or lower the scrub deck

Troubleshooting steps for issues with the scrub deck actuator.

Inadequate or no detergent flow

Troubleshooting steps for inadequate or no detergent flow.

A side broom motors will not run.

Troubleshooting steps for side broom motors that do not run.

The side brooms will not extend or retract.

Troubleshooting steps for side broom extension/retraction issues.

Error Codes

Removal and Installation

A2 Control Board Assembly

Instructions for removing and installing the A2 Control Board Assembly.

To Install the Batteries

Detailed steps for installing the machine's batteries.

Recovery Tank

Procedures for removing and installing the recovery tank.

Scrub Brushes

Instructions for removing and installing scrub brushes.

Electrical System

Maintenance and Adjustments

Side Broom Height Adjustment

Procedure to adjust the height of the side brooms.

Wet-cell Battery Maintenance

Proper procedures for maintaining wet-cell batteries.

General Scrub System Maintenance

General maintenance steps for the scrubbing system.

Lift Actuator Adjustment

How to adjust the lift actuator for proper deck positioning.

Brake Cable Adjustment

Steps for adjusting the brake cables for proper operation.

Scrub Brush Belt Replacement

Procedure for replacing the scrub brush drive belt.

To Program the Detergent Ratio

How to program the desired detergent ratio.

Recovery System

Recovery System Wiring Diagram

Wiring diagram for the machine's recovery system.

Maintenance

To Inspect and Clean the Vacuum Filter and Inlet Screen

Steps for inspecting and cleaning the vacuum filter and screen.

To Inspect and Clean the Vacuum Motor Float Cage

Steps for inspecting and cleaning the vacuum motor's float cage.

Insufficient Water Pick-up

Troubleshooting Steps

Visual inspection and testing steps for insufficient water pickup.

Scrub System, Cylindrical

Cylindrical Scrub System Wiring Diagram

Wiring diagram for the cylindrical scrub system.

Lift Actuator Adjustment

Using the Actuator Power Cord Adapter

Instructions for connecting the actuator power cord adapter.

Lift Actuator Drive Nut Adjustment

Procedure to set the drive nut position for actuator limit settings.

Actuator Drive Nut Adjustment

Procedure to set the drive nut position for actuator limit settings.

Side Skirt Replacement and Adjustment

Scrub Brush Deck

Scrub Deck Lift Actuator

Scrub Brush Motor

Scrub System, Disc

Scrub Brush Motor and Gearbox

Solution System

Squeegee System

Squeegee Adjustment

Steering System

Sweep System, Side Broom

Side Broom Gearmotor

Wheel System, Non-traction

Brake Caliper Pad Wear Adjustment

Wheel System, Traction

Functional Description

Overview of the traction wheel system, drive pedal, and controller.

Circuit Description

Explanation of the wheel drive controller's power-up and motion/direction circuits.

Fault Code Table (Troubleshooting Chart)

Drive Pedal Neutral Adjustment and Pedal Replacement

Wheel Drive Controller Replacement

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