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SC401 Series
Nilfisk-Advance SC401 Series User Manual
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138
Service Manual – SC401, SCRUBTEC 344
34 - Scrub System, Disc
Wiring Diagram
MAIN MACHINE
CONTROLLER
RELA
Y
(ES1)
BRUSH
MOTOR FUSE (F1)
BRUSH
MOT
OR (M1)
24V
(CLICK OFF)
B+ 24V (POWER)
0V
OUT1-
B-
0V
M1
OUT1+
Brush output +
Brush output -
Figure 1:
137
139
Table of Contents
Default Chapter
2
Default Chapter
2
Table of Contents
2
03 - General Information
6
Machine General Description
6
Other Reference Manuals
7
Conventions
8
Name Plate
8
Safety
9
Symbols
9
Visible Symbols on the Machine
9
General Safety Instructions
10
Lifting the Machine
14
Transporting the Machine
14
Battery Models
15
Technical Specifications
15
Cord Models
17
Battery Models
18
Cord Models
18
Maintenance Schedule
18
Control Panel View
19
Know Your Machine (Battery)
19
Rear/Left Machine View
20
Front/Right Machine View
21
Control Panel View
22
Know Your Machine (Cord)
22
Rear/Left Machine View
23
Front/Right Machine View
24
Service and Diagnostic Equipment
25
Service Manual Purpose and Field of Application
7
Dimensions
27
04 - Control System - Battery
28
Functional Description
28
Functional Block Diagram (no Drive)
30
Functional Block Diagram (Drive)
31
Wiring Diagram
32
Component Locations
33
Maintenance and Adjustments
34
Parameter Machine Settings
34
Troubleshooting
37
General System Fault Code
37
Removal and Installation
38
Main Machine Controller (EB1)
38
User Interface Controller (EB2) and Operator's Presence Sensors (S1, S2)
44
Specifications
46
Main Machine Controller (EB1) Connectors
46
User Interface Controller (EB2) Connectors
53
Shop Measurements
55
Main Machine Controller (EB1)
55
User Interface Controller (EB2)
61
05 - Control System - Cord
63
Functional Description
63
Wiring Diagram
64
Component Locations
65
Maintenance and Adjustments
66
Parameter Machine Settings
66
Removal and Installation
69
Main Machine Controller (EB1)
69
User Interface Controller (EB2) and Operator's Presence Sensors (S1, S2)
75
Operator's Presence Sensors (S1, S2)
76
Specifications
77
Main Machine Controller (EB1) Connectors
77
User Interface Controller (EB2) Connectors
82
10 - Chassis System
84
Chassis (Main Parts)
84
14 - Wheel System, Non-Traction
85
Functional Description
85
Component Locations
85
Specifications
86
20 - Wheel System, Traction
87
Functional Description
87
Wiring Diagram
88
Component Locations
89
Maintenance and Adjustments
90
Drive Motor Clenanig
90
Drive Wheels Controller (EB3) Parameters
91
Troubleshooting
93
Drive Wheels Controller (EB3) Alarms
94
Drive System Gear Motor Current Draw Test
96
Removal and Installation
97
Drive Wheels Controller (EB3)
97
Drive System Gearmotor
99
Specifications
101
Drive Wheels Controller (EB3) Connectors
101
Shop Measurements
103
Drive Wheels Controller (EB3)
103
Specifications
105
Electrical System (Battery)
106
Functional Description
106
Battery Charge State Display
107
Wiring Diagram
108
Component Locations
109
Maintenance and Adjustments
110
Setting the Installed Battery Type
110
Battery Charger Setting and Dipswitches Configuration
111
Battery Installation
113
Battery Charging
114
Checking/Replacing Relay or Fuses
116
Troubleshooting
117
Complete Wiring Diagram (Battery no Drive)
118
Complete Wiring Diagram (Battery Drive)
119
Specifications
120
Electrical System (Cord)
121
Functional Description
121
Troubleshooting
122
Complete Wiring Diagram (Cord)
123
Specifications
124
30 - Solution System
125
Functional Description
125
Pre Wetted
125
Adjusting of Detergent Concentration in the Washing Water
126
Wiring Diagram
127
Component Locations
128
Maintenance and Adjustments
130
Cleaning the Water Tank and Filter
130
Detergent Tank and Detergent System Cleaning
131
Troubleshooting
132
Removal and Installation
133
Solenoid Valve
133
Specifications
135
34 - Scrub System, Disc
136
Functional Description
136
Brush Engage and Release System
136
Brush Engagement
136
Brush Release
136
Brush Motor ANTISPLASHING System
137
Wiring Diagram
138
Component Locations
139
Brush or Pad-Holder
140
Maintenance and Adjustments
140
Brush Motor Cleaning
141
Troubleshooting
142
Brush Motor Current Draw Test
143
Brush Deck
144
Removal and Installation
144
Brush Motor Carbon Brushes Checking/Replacing
146
Brush Motor Disassembly/Assembly
147
Starting Capacitor Replacing (Cord Model)
148
Capacitor Run Replacing (Cord Model)
149
Specifications
150
38 - Squeegee System
151
Functional Description
151
Component Locations
152
Maintenance and Adjustments
153
Squeegee Cleaning
153
Checking/Replacing the Squeegee Blades
154
Troubleshooting
155
Removal and Installation
156
Spring on the Squeegee Support
156
Specifications
157
40 - Recovery System
158
Functional Description
158
Wiring Diagram
159
Component Locations
160
Maintenance and Adjustments
161
Recovery Tank Cleaning
161
Troubleshooting
162
Vacuum Motor Current Draw Test
163
Removal and Installation
164
Vacuum Motor Unit
164
Container and Vacuum Motor Disassembly/Assembly
165
Specifications
170
90 - Options
171
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Nilfisk-Advance SC401 Series Specifications
General
Brand
Nilfisk-Advance
Model
SC401 Series
Category
Floor Machine
Language
English
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