Table of contents
Copyright
1. Introduction
4
1.1.
Scope of this manual
4
1.2.
Reference documentation
4
1.3.
Symbols used in this manual
4
1.4.
Guidelines and useful information for maintenance
4
1.5.
Product identification
5
2. Warranty and Liability
6
2.1.
Warranty
7
2.2.
Liability
8
3. Safety
9
3.1.
Personnel qualifications
9
3.2.
Cautions and warning statements
9
3.3.
Pictograms on the wheelchair
10
4. Maintenance schedule & tooling
11
4.1.
Overview of scheduled maintenance tasks
11
4.2.
Mechanical tools
12
4.3.
Electronical tools
13
4.4.
Torque table
13
5. Maintenance tasks & adjustments
14
5.1.
General preparations for maintenance
14
5.2.
Carrier
15
5.2.1.
Disassemble a motor arm
15
5.2.2.
Replace a rubber suspension
16
5.2.3.
Replace the carbon brushes
16
5.2.4.
Replace a drive motor
17
5.2.5.
Install a motor arm
18
5.2.6.
Replace a drive wheel
18
5.2.7.
Replace a castor wheel
19
5.2.8.
Replace a castor fork
19
5.2.9.
Replace an anti-tip wheel
20
5.2.10.
Replace the batteries
20
5.2.11.
Replace main fuse
21
6. Maintenance on the control system
22
6.1.
Replace the remote control (Shark, VR2 and R-Net)
22
6.2.
Replace the power module (Shark, VR2 and R-Net)
22
7. Troubleshooting
23
7.1.
General diagnostics and faultfinding
24
7.2.
Diagnostics and troubleshooting for VR2 controls
29
8. Cable and module schemes
32
8.1.
VR2 controls
32
9. Version history
33
Table of contents
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