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34 RST EcoFlex
Nilfisk-Advance 34 RST EcoFlex User Manual
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4/08 revised 12/13 FORM NO. 560431
15
34 RST
, 34 RST EcoFle
x
Ser
vice Manual
Advance Models: 56315900(34RST D), 56315901(34RST D-C)
56315902(34RST D-C / W/Strainer)
56315903(34RST D-C / W/Batter
y Wa
tering)
56381029 (34 RST X34D)
56381031 (34 RST X34D-C), 56381809 (34RST D-C Strainer HD)
2
Table of Contents
Default Chapter
1
Service Manual
1
Table of Contents
2
Introduction
5
Parts and Service
5
Nameplate
5
Other Manuals Available for Your Machine
5
Conventions
6
Transporting the Machine
6
Cautions and Warnings
6
Symbols
6
General Safety Instructions
7
Technical Specifications
8
Maintenance Schedule
10
Batteries and Chargers
10
Lubricating the Machine
10
PM Checklist
11
Know Your Machine
12
Control Panel
15
Standard Models
15
Ecoflex Models
16
Functional Description
17
Description of Indicators
18
Scrub Mode Indicators
19
Battery Indicator
20
Main Controller
21
Main Control Board Programming
21
Displaying the Control Board Revision Level
22
Recall of Stored Error Codes
22
Turning Fault Detection on or off
23
Low-Voltage Cutout Threshold
23
Selecting Machine Type (Ecoflex Version Only)
24
Chemical Option (Ecoflex Models)
24
Scrub Deck down Time Period Adjustment
25
Scrub Deck Pressure, Solution Flow Rate, and Chemical Flow Rate Adjustments
26
Restoring the Scrub Pressures to Factory Default Settings
26
Regular Scrub Setting Adjustment
27
Heavy Scrub Setting Adjustment
28
Extreme Scrub Setting Adjustment
29
Troubleshooting Guide
30
Main Controller Error Codes
30
Main Controller I/O Table
32
Service Test Mode
33
Test Mode Input Indicators
33
Battery Voltage
33
Speed Controller Status
33
Forward/Reverse Status
33
Reverse Status
33
Test Mode Output Controls
34
Description of Output Controls
34
Solution System
37
Functional Overview
37
Circuit Overview
38
Electrical Diagram
38
Maintenance
39
Troubleshooting Guide
39
Electrical Troubleshooting
39
Removal and Installation
40
Solenoid Valve Removal
40
Solenoid Valve Disassembly and Cleaning
40
Solution Filter and Ball Valve Removal
41
Scrub System
42
Functional Overview
42
M2/M3 - Scrub Brush Motor Run Function
42
M5 - Scrub Brush Actuator Lift Motor Function
42
Scrub System Low-Voltage Cut-Out Function
42
Electrical Diagram
43
Removal and Installation
44
Motor Gimbal
44
Scrub Brush Deck
45
Scrub Brush Lift Actuator
46
Scrub Brush Motor/Gearbox
47
Recovery System
48
Functional Overview
48
Vacuum Motor Control Circuit Overview (Auto Mode)
49
Maintenance
50
Service Maintenance Checklist
50
Troubleshooting Guide
50
Maintenance of the Recovery Tank Float Switch
51
Maintenance of Vacuum Motor Inlet Screen
52
Removal and Installation
53
Vacuum Motor Removal
53
Recovery Tank Removal
54
Squeegee System
55
Maintenance
55
Squeegee Lift Linkage Adjustment
55
Servicing the Squeegee
56
Adjusting the Squeegee
56
Removal and Installation
57
Squeegee Mount Assembly Removal
57
Caster Wheel Removal
58
Wheel Drive System
59
Functional Overview
59
Drive Motor System Function
59
Electrical Diagram
60
A2 Speed Controller Pin Key Detail
61
Wheel Drive Troubleshooting Guide
62
Removal and Installation
63
Drive Motor Transaxle Removal
63
Drive Motor Transaxle Removal (Continued)
64
Drive Wheel Removal
65
Testing the Palm Drive Buttons
66
Palm Drive Button Replacement
67
Testing the Reverse Button
68
Reverse Button Replacement
69
Testing the Speed Limit Control Potentiometer
70
Speed Limit Control Potentiometer Replacement
70
Electrical System
72
Schematic
72
Batteries
73
Description of the Low Voltage Cut-Out Feature
73
Description of the Battery Condition Indicators
73
Specific Wet Cell Battery Information
73
Battery Maintenance
74
Charging Batteries
74
Extending Battery Life
74
Removal and Installation
75
Battery Testing
75
Maintenance and Adjustment
76
Lift Actuator Limit Adjustment
76
Curtis Controller Diagnostics
78
Function of the Speed Controller Status Light and Display
78
Diagnostics Using the Curtis Handheld Programmer
78
Fault History
78
Drive Status LED Fault Codes
79
Speed Control Programming Options
80
Installation Checkout for the Curtis Speed Controller
80
Programming Vehicle Speed Changes
80
Maintenance
80
4
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Nilfisk-Advance 34 RST EcoFlex Specifications
General
Brand
Nilfisk-Advance
Model
34 RST EcoFlex
Category
Floor Machine
Language
English
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