Table Of Contents - Weinmann ACCUVAC Basic Service And Repair Instructions

Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3
1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2. Description . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Purpose . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Function . . . . . . . . . . . . . . . . . . . . . . 5
3. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4. Operating and Display Elements . . . . . . . . . . 7
5. Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 7
5.1 Disposal . . . . . . . . . . . . . . . . . . . . . 7
6. Functional checks . . . . . . . . . . . . . . . . . . . . . 8
6.1 Intervals . . . . . . . . . . . . . . . . . . . . . . 8
6.2 Performing the functional check. . . . . . . 8
7. Troubleshooting . . . . . . . . . . . . . . . . . . . . . 10
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the course of their service operations. The content must not be reproduced or passed on to third parties. The complete documents
must be returned on termination of the cooperation with WEINMANN.
2
8. Repairs: Information and Instructions . . . . . . 12
8.1 General . . . . . . . . . . . . . . . . . . . . . 12
8.2 Opening the device . . . . . . . . . . . . . 12
8.3 Closing the device . . . . . . . . . . . . . . 13
8.4 Replacing release catch . . . . . . . . . . 13
8.5 Replacing membrane keyboard . . . . . 14
8.6 Changing power pack . . . . . . . . . . . 16
8.7 Changing fuse F1 or F2 . . . . . . . . . . 17
8.8 Check connector between circuit board
and power pack . . . . . . . . . . . . . . .18
8.9 Fitting new circuit board WM 10780 . 18
8.10 Fitting new pressure gage . . . . . . . . . 20
8.11 Fitting new vacuum regulator . . . . . . . 20
8.12 Fitting new pump . . . . . . . . . . . . . . . 21
8.13 Changing fuse in vehicle plug . . . . . . 22
8.14 Changing the muffler . . . . . . . . . . . . 22
8.15 Electrical circuit diagram . . . . . . . . . . 23
9. Spare Parts . . . . . . . . . . . . . . . . . . . . . . . . . 24
9.1 Spare parts list . . . . . . . . . . . . . . . . 24
10. Tools and Test Equipment . . . . . . . . . . . . . . 26
11. Technical Changes . . . . . . . . . . . . . . . . . . . 26
12. Technical Data . . . . . . . . . . . . . . . . . . . . . . 27
12.1 Safe distances. . . . . . . . . . . . . . . . . 28
13. Repair and Test Report . . . . . . . . . . . . . . . . 29