Buchi Rotavapo R-250 Manual de usuario descargar pdf (Pagina 3)

Rotavapor R-250

Table of Contents

en, Version E (44 Pages) Ordering No.

R-250 Operation Manual 96796

Read this Operating Manual through carefully before using

the Rotavapor R-250. Always keep these Instructions rea-

dily available in the immediate vicinity of the unit so that they

make be consulted at any time.

Chapter 2 contains important safety rules which must be ob-

served to ensure the safe operation of the rotary evaporator.

We reserve the right to make technical changes without prior

notiﬁcation. No portion of this Operating Manual may be

re produced, processed using electronic or optical systems,

duplicated, or distributed in any form without the prior written

approval of BÜCHI Labortechnik AG.

1 Scope of Delivery 2

2 Safety 3

3 Function 6

4 Putting into Operation 7

4.1 Installation Location 7

4.2 Unpacking 7

4.3 Connecting to the Source of Energy 8

4.4 Setting Up the Support Rod 8

4.5 Fitting and Removing the EasyClamp Connection 9

4.6 Installation of the Receiving Fixture 10

4.7 Installation of the Reﬂux Glass Assembly 11

4.8 Installation of the Descending Glass Assembly 12

4.9 Attaching and Removing Flasks 13

4.10 Operating the Shut-off tap 15

4.11 Operating the Inlet Valve 15

4.12 Flask Suction (Optional) 16

4.13 Vacuum Controller (Accessories) 17

4.14 Connections to the Vacuum and Cooling Medium 18

4.15 Heating Medium 19

4.16 Checking the Installation 19

5 Operation 20

5.1 Layout of Operating and Display Elements 20

5.2 Setting the Maximum Setpoint Temperature and

Lowering the Bath Automatically 20

5.3 Selection of Distillation Temperature 21

5.4 List of Solvents 22

5.5 Troubleshooting 23

5.6 Reset of the over-temperature protection 23

5.7 Error Messages 24

6 Maintenance 25

6.1 Cleaning 25

6.2 Dismantling/Assembling the Snap Flange Coupling 26

6.3 Removing/Inserting the Evaporating Flask Seal 27

6.4 Changing the Seals to the Distribution Head 28

6.5 Installing and Removing the Vacuum Seal 28

6.6 Testing for Leaks 29

6.7 Changing the Battery and Calibrating the

Pressure Gauge (Accessories) 29

6.8 Customer Service 29

7 Taking out of Operation 30

8 Spare Parts and Accessories 31

8.1 Spare Parts, Glass Assemblies R, RB 32

8.2 Spare Parts, Glass Assemblies D, D3 33

8.3 Spare Parts, Drip Tray 34

8.4 Seals, Tools 35

8.5 Accessories 36

8.6 Hose Connections 39

8.7 Connections to Rear Panel 40

9 Appendix 41

9.1 Technical Data 41

9.2 Materials Used 41

9.3 Declaration of Conformity 42

1 2 3 4 5 6 7 8 ... 45 46

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