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Contents
1 Introduction ..............................................................................................................5
2 Symbol meanings.....................................................................................................5
3 Description of the centrifuge.....................................................................................6
3.1 Control panel A3 ...............................................................................................7
3.2 Power board A1 ................................................................................................7
3.3 Motor M1...........................................................................................................7
3.4 Lid lock Y1 ........................................................................................................8
3.5 Imbalance switch S2 (only with EBA 20 C) .......................................................8
4 Troubleshooting procedures.....................................................................................8
5 Error messages........................................................................................................9
5.1 MAINS RESET..................................................................................................9
5.2 Brief description ................................................................................................9
5.3 Description and elimination of errors...............................................................10
5.4 Defects without Error indications.....................................................................12
6 Settings and enquiries............................................................................................14
6.1 Setting the machine version............................................................................14
6.2 Enquiry the machine version...........................................................................15
6.3 Enquiry the programme versions ....................................................................16
6.4 Setting the brake step .....................................................................................17
6.5 Locking the input of the speed, time and brake step and locking the
key
(only with EBA 20 C)............................................................................18
6.6 Lid lock control................................................................................................18
6.7 Imbalance switch-off (only with EBA 20 C) .....................................................19
7 Change mains input fuse........................................................................................19
8 Functional check after a repair...............................................................................20
9 General arrangement of the components...............................................................21
10 Assembling and disassembling components......................................................22
10.1 Replacing the carbon brushes ........................................................................22
10.2 Motor M1 / Rubber-metal bearing ...................................................................22
10.3 Power board A1 ..............................................................................................23
10.4 Control panel (A3)..........................................................................................23
10.5 Flat ribbon cable..............................................................................................23
10.6 Appliance plug with mains switch....................................................................23
10.7 Imbalance switch S2 (only with EBA 20 C) .....................................................23
10.8 Lid lock Y1 ......................................................................................................23
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