Nilfisk-Advance Clarke Focus II Large - User Manual

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6/12 revised 11/13 FORM NO. 56043162

Clarke Focus II Large

Service Manual

Clarke Models: 56381796 (Focus II D-C AUS), 56381825 (Focus II D), 56381828

(Focus II D-C)

Main Page

Table of Contents2
Nameplate5
Other Manuals Available for Your Machine5
Convenions5
Transporing the Machine5
Cauions and Warnings6
Symbols6
General Safety Instrucions7
Technical Speciicaions8
Maintenance Schedule10
Bateries and Chargers10
Lubricaing the Machine10
PM Checklist11
Know Your Machine12
Control Panel15
Funcional Descripion16
Descripion of Indicators17
Scrub Mode Indicators18
Batery Indicator18
Main Controller19
Main Control Board Programming19
Displaying the Control Board Revision Level20
Recall of Stored Error Codes20
Turning Fault Detecion on or of20
Low-Voltage Cutout Threshold21
Scrub Deck down Time Period Adjustment22
Scrub Deck Pressure, Soluion Flow Rate, and Chemical Flow Rate Adjustments23
Restoring the Scrub Pressures to Factory Default Seings23
Regular Scrub Seing Adjustment23
Heavy Scrub Seing Adjustment24
Extreme Scrub Seing Adjustment24
Troubleshooing Guide25
Main Controller Error Codes25
Main Controller I/O Table27
Service Test Mode28
Test Mode Input Indicators28
Batery Voltage28
Speed Controller Status28
Forward/Reverse Status28
Reverse Status28
Test Mode Output Controls29
Descripion of Output Controls29
Circuit Overview33
Electrical Diagram33
Maintenance34
Troubleshooing Guide34
Electrical Troubleshooing34
Removal and Installaion35
Solenoid Valve Removal35
Solenoid Valve Disassembly and Cleaning35
Soluion Filter and Ball Valve Removal36
Scrub System37
M2/M3 - Scrub Brush Motor Run Funcion37
M5 - Scrub Brush Actuator Lit Motor Funcion37
Scrub System Low-Voltage Cut-Out Funcion37
Electrical Diagram38
Removal and Installaion39
Motor Gimbal39
Scrub Brush Deck40
Scrub Brush Lit Actuator41
Scrub Brush Motor/Gearbox42
Recovery System43
Funcional Overview43
Vacuum Motor Control Circuit Overview (Auto Mode)44
Maintenance45
Service Maintenance Checklist45
Troubleshooing Guide45
Maintenance of the Recovery Tank Float Switch46
Maintenance of Vacuum Motor Inlet Screen47
Removal and Installaion48
Vacuum Motor Removal48
Recovery Tank Removal49
Squeegee System50
Maintenance50
Squeegee Lit Linkage Adjustment50
Servicing the Squeegee51
Adjusing the Squeegee51
Removal and Installaion52
Squeegee Mount Assembly Removal52
Caster Wheel Removal53
Wheel Drive System54
Drive Motor System Funcion54
Electrical Diagram55
A2 Speed Controller Pin Key Detail56
Wheel Drive Troubleshooing Guide57
Removal and Installaion58
Drive Motor Transaxle Removal58
Drive Motor Transaxle Removal (Coninued)59
Drive Wheel Removal60
Tesing the Palm Drive Butons61
Palm Drive Buton Replacement62
Tesing the Reverse Buton63
Reverse Buton Replacement64
Tesing the Speed Limit Control Poteniometer65
Speed Limit Control Poteniometer Replacement65
Electrical System67
Wiring (Ladder) Diagram67
Wiring Harness Diagram 56315926 Rev. C68
Bateries69
Descripion of the Low Voltage Cut-Out Feature69
Descripion of the Batery Condiion Indicators69
Speciic Wet Cell Batery Informaion69
Batery Maintenance70
Charging Bateries70
Extending Batery Life70
Removal and Installaion71
Batery Tesing71
Maintenance and Adjustment72
Lit Actuator Limit Adjustment72
Curis Controller Diagnosics74
Funcion of the Speed Controller Status Light and Display74
Diagnosics Using the Curis Handheld Programmer74
Fault History74
Drive Status LED Fault Codes75
Speed Control Programming Opions76
Installaion Checkout for the Curis Speed Controller76
Programming Vehicle Speed Changes76
Maintenance76

Brand	Nilfisk-Advance
Model	Clarke Focus II Large
Category	Floor Machine
Language	English

Nilfisk-Advance Clarke Focus II Large - User Manual

Table of Contents

Nilfisk-Advance Clarke Focus II Large Specifications

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