Nilfisk Advance AdphibianAX 651 Multi EDS AquaPLUS Service Manual 56043116 – PDF DOWNLOAD
FILE DETAILS:
Nilfisk Advance AdphibianAX 651 Multi EDS AquaPLUS Service Manual 56043116 – PDF DOWNLOAD
Language : English
Pages : 98
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Nilfisk Advance AdphibianAX 651 Multi EDS AquaPLUS Service Manual 56043116 – PDF DOWNLOAD
Introduction 6
Parts and Service 6
Nameplate 6
Part Number 6
Serial Number 6
Transporting the Machine 6
Towing 6
Other Manuals and Information Sources for Your Machine 7
Adphibian 7
AX 651 Multi EDS 7
AquaPLUS/AquaPLUS AXP 7
Cautions and Warning Symbols 7
General Safety Instructions 8
Technical Specifications 10
General Maintenance 11
Maintenance Schedule 11
Batteries and Chargers 12
Lubricating the Machine 12
Adphibian/AX 651 12
AquaPLUS 12
Know Your Machine 14
Major Components 14
Major Components (continued) 15
Control Panel – Adphibian/AX 651 Multi EDS – Scrub Mode 16
Control Panel – Adphibian/AX 651 Multi EDS – Extract Mode 17
Control Panel Switch Functions – Adphibian/AX 651 Multi EDS 18
Control Panel Indicators – Adphibian/AX 651 Multi EDS 21
Control Panel – AquaPLUS 24
Control Panel Switch Functions – AquaPLUS 25
Control Panel Indicators – AquaPLUS 28
General Guidelines for Control Panel Indicators 29
Solution System 30
Functional Overview 30
Circuit Overview – Solution Auto Mode (Solenoid Valve Circuit) 31
Circuit Overview – Solution Auto Mode (Solution Pump Circuit) 31
Solution System Maintenance 33
Solution Tank 33
Solution Filter 33
Troubleshooting Guide 33
Solution System – Electrical Troubleshooting Guide 33
Possible Symptoms 33
Symptom One – No Solution Flow While in the Scrub Auto Solution Mode 34
Symptom Two – Solution Pump Will Not Operate 35
Solenoid Valve Removal 36
Solenoid Valve Disassembly and Cleaning 36
Solution Filter and Shutoff Valve Removal 36
Solution Pump Removal 36
Scrub System 37
Functional Overview 37
Circuit Overview – Scrub Brush Motor M4 and M5 Run Function 37
M3 – Scrub Brush Actuator Lift Motor Function 38
Scrub System Low-voltage Cut-out Function 38
Scrub Brush Deck Removal 40
Scrub Brush Motor Removal 42
Scrub Brush Belt Replacement 42
Scrub Brush System Maintenance 43
Scrub Brush Lift Actuator Removal 43
Recovery System 46
Functional Overview 46
Extract mode – All machines 47
Scrub Mode – Adphibian and AX 651 Multi EDS only 47
Vacuum Motor Control Circuit Overview (Auto Mode) 47
Vacuum / Recovery System Service Maintenance Checklist 49
Troubleshooting Guide 49
Vacuum Leaks 49
Restrictions 49
Maintenance of Recovery Tank Float Switch 50
Maintenance of the Vacuum Motor Inlet Screens 51
Spray Nozzle Maintenance 51
Vacuum Shoe Pin – (Adphibian and AX 651 Multi EDS Only) 51
Vacuum Shoe Maintenance 52
Vacuum Motor Removal 53
Recovery Tank Removal 53
Squeegee Lift Linkage Adjustment (Adphibian and AX 651 Multi EDS Only) 55
Servicing The Squeegee 56
To Reverse or Replace the Rear Squeegee Wiping Blade 56
To Reverse or Replace the Front Squeegee Blade 57
Adjusting the Squeegee Angle 57
Squeegee Mount Assembly Removal 58
Caster Wheel Removal 59
Wheel Drive System 60
General Functional Overview 60
Drive Motor System Function 61
Electrical Diagram 61
A1 Speed Control Pin Connections 62
Low Current A1 Speed Control Pin Key Detail 62
Wheel Drive Troubleshooting Guide 63
Drive Motor Transaxle Removal 64
Drive Motor Transaxle Removal (continued) 65
Drive Wheel Removal 66
5K Directional/Throttle Potentiometer (R1) 67
Testing the 5K Directional/Throttle Potentiometer R1 67
Removing the R1 5K Potentiometer 68
Installing and Adjusting the R1 5K Potentiometer 68
100K Potentiometer (R2) 69
Test Procedure 69
R2 Potentiometer Removal 69
Electrical System 70
Batteries 70
If your machine shipped with batteries installed, do the following: 70
If your machine shipped without batteries installed do the following: 70
When Servicing Batteries 70
Specific Wet Cell Battery Information 71
Wet Cell Battery Specifications 71
Wet Cell Battery Charger Specifications 71
Description of the Low-voltage Cutout Feature 72
Description of the Battery Condition Indicators 72
Explanation of Battery Indicator Lights and Voltage Ranges 72
Charging Wet Batteries 73
When Servicing Wet Batteries 73
If your machine shipped with an onboard battery charger,
do the following: 73
If your machine shipped without an onboard battery charger,
do the following: 73
Checking the Battery Water Level 73
Charging Gel (VRLA) Batteries 74
When Servicing Gel (VRLA) Batteries 74
If your machine shipped with an onboard battery charger,
do the following: 74
If your machine shipped without an onboard battery charger,
do the following: 75
Wet Cell Battery Maintenance 75
Battery Testing 75
Actuator Drive Nut Adjustment 76
General Instructions for All Actuator Motors 76
Adjusting the Drive Nut on the Scrub Brush Lift Actuator 77
Curtis Controller Diagnostics 79
Diagnostics Method A – LED Panel and Wand Switch Indicator 79
Diagnostics Method B – Curtis Programmer 79
Diagnostic History 80
Speed Control Programming Options 82
Installation Checkout for the Curtis Speed Controller 82
Programming Vehicle Speed Changes 83
Maintenance 83
Functional Overview of the Main Control Board 83
Troubleshooting Guide 84
Main Controller Error Codes 84
Service Test Mode 86
To Enter the Service Test Mode 86
Panel Indicators – Service Test Mode 87
To Run the Wheel Drive Motor 88
To Switch the Solution System On and Off 88
To Lower and Raise the Scrub Deck 88
To Switch the Vacuum Motors On and Off 89
To Extend and Retract the Vacuum Shoe Pin 89
To Switch the Scrub Brush Motors On and Off 89
To Switch the Detergent (AXP) System On and Off
(on machines so equipped) 90
Main Control Programming Options 90
Selecting the Low Voltage Cutout Threshold 90
Selecting the Scrub Pressure Current Limits 91
Restoring the Scrub Pressure Limits to the Factory Default Settings 92
Recall Of Stored Error Codes 92
Turning Fault Detection On or Off 92
Displaying the Control Unit Revision Level 93
Enabling/Disabling the AXP System 93
AXP User Ratio Selection 93
Factory Reset 94
Electrical Wiring Diagram/Schematic 95
Electrical Ladder Diagram 96
Detergent (AXP) System Plumbing Schematic 97
Detergent (AXP™) System Preparation And Use 98
DESCRIPTION:
Nilfisk Advance AdphibianAX 651 Multi EDS AquaPLUS Service Manual 56043116 – PDF DOWNLOAD
Introduction
This manual will help you get the most from your Nilfisk-Advance machine. Read it thoroughly before servicing the
machine.
Parts and Service
Repairs should be performed by your Authorized Nilfisk-Advance Service Center, who employs factory trained service personnel, and maintains an inventory of Nilfisk-Advance original replacement parts and accessories.
Call the Nilfisk-Advance Dealer named below for repair parts or service. Please specify the Model Number (same as the Part Number) and Serial Number when discussing your machine.
S.S 05/02/2025