Table of Contents
Foreword ............................................................................................................................................................................. 2
Liability ................................................................................................................................................................................. 2
Technical data ...................................................................................................................................................................... 2
Important information on repair ......................................................................................................................................... 3
1. Assembly and testing equipment .................................................................................................................................... 6
2. Replacing the air motor ................................................................................................................................................. 11
3. Exchange air motor housing .......................................................................................................................................... 16
4. Removing the lifting air bag ........................................................................................................................................... 19
5. Mounting the lifting air bag ........................................................................................................................................... 21
6. Removing the front radial air bag ................................................................................................................................ 26
7. Mounting the front radial air bag ................................................................................................................................ 29
8. Removing the rear radial air bag ................................................................................................................................. 32
9. Mounting the rear radial air bag ................................................................................................................................. 38
10. Removing the axial movement mechanism ............................................................................................................... 47
11. Mounting the axial movement mechanism ............................................................................................................... 50
12. Compress axial hose .................................................................................................................................................... 53
13. Replacing the DN 8 axial hose ..................................................................................................................................... 56
14. Removing the front rotary unit.................................................................................................................................... 61
15. Mounting the front rotary unit .................................................................................................................................... 63
16. Replacing the brush unit in the rotary unit ................................................................................................................. 67
17. Removing the disc grinding ring .................................................................................................................................. 71
18. Mounting the disc grinding ring .................................................................................................................................. 72
19. Motor unit assembly .................................................................................................................................................... 75
20. Soldering the 8-pole cable connector .......................................................................................................................... 81
21. Replacing the spring contact PCB camera ................................................................................................................... 83
22. Replacing sapphire glass panes in front cover ............................................................................................................ 87
23. Intermediate inspection/leak detection ...................................................................................................................... 90
23.1 Change lifting bladder ........................................................................................................................................... 90
23.2 Change axial muscle .............................................................................................................................................. 92
23.3 Change radial bubble ............................................................................................................................................. 93
24. Final inspection/testing of all functions ...................................................................................................................... 96
24.1 Check nitrogen system for leaks ............................................................................................................................ 96
24.2 Error events and their causes ................................................................................................................................ 97
24.3 Check the compressed air system for leaks .......................................................................................................... 99
25. Check electrical assemblies ....................................................................................................................................... 101
26. Problems, possible causes, test methods and remedies ........................................................................................... 103
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