Buchi K-314 User Manual

1
BÜCHI Distillation Unit K-314
Contents
Contents
Read these instructions thoroughly before you use the BÜCHI
Distillation Unit K-314. Store these instructions in the imme-
diate vicinity of the apparatus so that they may be consulted at
any time. The unit must only be connected to the mains and
switched on after having completed all necessary preparations.
Chapter 2 contains important safety information. Knowledge
of this is imperative for the safe operation of the Distillation
unit.
Subject to technical change without notice. No part of these
instructions may be reproduced in any form whatsoever or
processed, reproduced or disseminated by means of
electronic or optical systems without the express written
permission of Büchi Labortechnik AG. All rights reserved.
Copyright © Büchi Labortechnik AG 1998
en, Version C (22 pages) Order No.
K-314 Operating instructions 96706
1 Scope of Delivery 2
2 Safety 3
2.1 Symbols 3
2.2 Requirements for the operator 3
2.3 Regulation use 3
2.4 Non-regulation use 3
2.5 General hazards 4
2.6 Safety measures 4
3 Function 6
3.1 Principle of operation 6
4 Putting into operation 7
4.1 Setup location 7
4.2. Unpacking 7
4.3 Water supply 7
4.4 Drain hose 8
4.5 Connection of the supply tanks 8
5 Operation 9
5.1 Control elements 9
5.2 Control elements and their function 9
5.3 Start-up Checklist 10
5.4 Supply tanks 10
5.5 Rubber bung and PTFE hose 10
5.6 Sample tube holder 11
5.7 Distillation outlet tube 12
5.8 Connection to the mains 12
5.9 Adjusting the cooling water flow 12
5.10 K-314 switching ON/OFF checklist 12
5.11 Carrying out the Kjeldahl distillation 13
5.12 Cleaning the unit 13
5.13 Malfunctions 14
6 Maintenance 15
6.1 General information and preparations 15
6.2 Maintenance: daily, weekly 15
6.3 Rubber bung and PTFE hose 15
6.4 Cleaning the feeding pump 16
6.5 Changing glass parts 16
6.6 Customer service 16
6.7 Main fuses 17
6.8 Checking the unit 17
7 Taking out of operation 18
7.1 Storage/Transport 18
7.2 Disposal 18
8 Replacement parts 19
9 Appendix 20

Buchi K-314 Specifications

General

Solvent recovery	Yes
Frequency	50/60 Hz
Heating Bath	Yes
Voltage	230 V
Material	Stainless Steel, Glass
Power Supply	230 V

Summary

Scope of Delivery

Safety

Safety Symbols

Explains hazard warning symbols and their meanings.

Operator Requirements

Defines necessary qualifications and training for operating personnel.

Regulation Use

Specifies the intended use of the apparatus.

Non-Regulation Use

Details prohibited uses and associated risks.

General Hazards

Lists common risks associated with the apparatus.

Safety Measures

Outlines essential safety precautions and protective equipment.

Function

Principle of Operation

Describes the basic working mechanism of the distillation unit.

Putting into Operation

Setup Location

Guidelines for safe and optimal placement of the unit.

Unpacking

Instructions for safely removing the unit from its packaging.

Water Supply

Details the connection of water supply lines for operation.

Drain Hose

Instructions for connecting and checking the drain hose.

Connection of Supply Tanks

Explains how to connect reagent supply tanks to the unit.

Operation

Control Elements

Identifies and labels the unit's control buttons and indicators.

Control Elements and Their Function

Explains the purpose and operation of each control element.

Start-up Checklist

A list of checks to perform before initial operation.

Supply Tanks

Guidance on filling and maintaining the reagent supply tanks.

Rubber Bung and PTFE Hose

Instructions for checking and fitting the rubber bung and hose.

Sample Tube Holder

Details on how to correctly position and adjust the sample tube holder.

Distillation Outlet Tube

Instructions for fitting the distillate outlet tube.

Connection to the Mains

Steps for connecting the unit to the electrical power supply.

Adjusting the Cooling Water Flow

Procedure for setting the correct cooling water flow rate.

K-314 Switching ON/OFF Checklist

A step-by-step guide for turning the unit on and off.

Carrying out Kjeldahl Distillation

Detailed procedure for performing a Kjeldahl distillation.

Cleaning the Unit

Instructions for cleaning the apparatus after use.

Malfunctions

Troubleshooting guide for common issues and their solutions.

Maintenance

General Information and Preparations

General guidelines and precautions for maintenance.

Daily and Weekly Maintenance

Schedule and tasks for routine daily and weekly maintenance.

Rubber Bung and PTFE Hose

Specific maintenance instructions for rubber bung and PTFE hose.

Cleaning the Feeding Pump

Procedure for cleaning the sodium hydroxide feed pump.

Changing Glass Parts

Steps involved in safely replacing glass components.

Customer Service

Information on how to contact support for assistance.

Main Fuses

Instructions for checking and replacing main fuses.

Checking the Unit

Procedure for verifying the unit's operational status.

Taking out of Service

Storage and Transport

Guidelines for safely storing and transporting the unit.

Disposal

Information on the proper and ecological disposal of the apparatus.

Replacement Parts

List of Replacement Parts

A list of available spare parts with their order numbers.

Appendix

Technical Data

Specifications and technical parameters of the unit.

Materials Used

Details on the materials used in the construction of the unit.

FCC Requirements (USA and Canada)

Regulatory compliance information for USA and Canada.

Declaration of Conformity

Manufacturer's statement of compliance with relevant standards.