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Digestion Unit K-435 Table of Contents
Table of Contents
Please read these operating instructions carefully before using
the Digestion Unit K-435. Keep these instructions in the
proximity of the apparatus so that you can consult them
immediately whenever necessary.
The apparatus should not be connected to the power supply
and turned on until all of the necessary preparations have
been completed. Chapter 2 contains important safety
instructions. Read them carefully; they are essential for the
safe operation of the apparatus.
Technical changes may be made without prior notice. The
reprinting of these operating instructions or excerpts thereof
is expressly forbidden. They may not, either wholly or in part,
be reproduced or rewritten, copied, or distributed by the use
of electronic or optical systems without the express written
permission of the firm BÜCHI Labortechnik AG. All rights
reserved. Copyright © BÜCHI Labortechnik AG 2008
en, Version E Order code
K-435 Operating Instructions 96721
1 Supplied Materials 2
2 Safety 3
2.1 Symbols 3
2.2 Requirements for the User 3
2.3 Proper Use 3
2.4 Improper Use 4
2.5 General Risks 4
2.6 Safety Measures 4
3 Function 6
3.1 Functional Principle 6
4 Installation 7
4.1 Placement 7
4.2. Unpacking 7
4.3 Connections to Power Supply 7
4.4 Hose Connections 8
5 Operation 9
5.1 Operational Features 9
5.2 Operational Features and their Function 9
5.3 General 9
5.4 Conducting Kjeldahl Digestion 11
5.5 Conducting Kjeldahl Digestion in
Remote Control Operation 11
5.6 Malfunctions 12
6 Maintenance 13
6.1 General 13
6.2 Upkeep 13
6.3 Seals 13
6.4 Changing Insulation 13
6.5 Changing O-rings 14
6.6 Power Supply Fuses 14
6.7 Customer Service 14
7 Taking out of operation 15
7.1 Storage/Transport 15
7.2 Disposal 15
8 Replacement parts 16
9 Appendix 17
9.1 Technical Data 17
9.2 Materials Used 17
9.3 FCC requirements 18
9.4 Declaration of confirmity 19
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