Buchi B-191 User Manual

1
BÜCHI Mini Spray Dryer B-191 Contents
Contents
1 Scope of delivery 2
2 Safety 3
3 Function 6
4 Putting into operation 7
4.1 Set up location 7
4.2 Installation of the compressed air treatment plant 7
4.3 Installation of glass parts 8
4.4 Installation of the product feed hose 8
4.5 Installation of the spray nozzle 9
4.6 Installation of the intake filter 9
4.7 Installation of the aspirator filter 10
4.8 Installation of the compressed air 10
4.9 Installation of the automatic nozzle cleaner 11
4.10 Installation of the pneumatic action cylinder on
the nozzle 12
4.11 Installation check 12
5 Operation 13
5.1 Layout of the operating and display elements 13
5.2 Spray process 14
5.3 End of spray process 15
5.4 Fault elimination 16
6 Maintenance 18
6.1 Cleaning 18
6.2 Customer service 18
6.3 Block diagram 19
7 Taking out of operation 20
7.1 Storage 20
7.2 Packing/transport 20
7.3 Disposal 20
8 Replacement parts 21
8.1 Replacement parts, basic apparatus 21
8.2 Replacement parts, glass assembly, white 22
8.2 Replacement parts, glass assembly, brown 22
8.3 Replacement parts, spray nozzle 23
8.4 Replacement parts, pneumatic nozzle cleaner 23
8.5 Replacement parts, intake filter 24
8.6 Replacement parts, aspiration filter 24
8.7 Accessories 25
9 Appendix 26
9.1 Technical data 26
9.2 Materials used 26
9.3 EC declaration of conformity 27
Read these instructions thoroughly before you use the BÜCHI
Mini Spray Dryer B-191. Store these instructions in the im-
mediate vicinity of the apparatus so that they may be consulted
at any time.
Chapter 2 contains important safety information. Knowledge of
this is imperative for the safe operation of the Mini Spray Dryer.
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 1997
en, Version A (28 pages) Order No.
B-191 Instructions 96532

Buchi B-191 Specifications

General

Brand	Buchi
Model	B-191
Category	Dryer
Language	English

Summary

Safety

Safety Symbols and Notes

Explains safety symbols like STOP, Warning, and Please note used in the manual.

Operator Requirements

Outlines necessary qualifications, training, and experience for safe operation.

Intended Use

Defines the intended uses of the Mini Spray Dryer and its operational context.

Unintended Uses

Fundamental Dangers

Identifies inherent risks such as damaged equipment, hot surfaces, and hazardous materials.

Essential Safety Measures

Details essential safety precautions including grounding, protective gear, and equipment checks.

Built-in Safety Features

Describes built-in safety features for heating, air, and glass components.

Functionality Explained

Drying Air Flow Principle

Product and Nozzle Operation

Putting Into Operation

Apparatus Placement

Compressed Air System Setup

Details the need for clean, dry compressed air (5-8 bar) and supply options.

Glass Component Installation

Guides on handling and correctly assembling glassware, stressing visual inspection.

Product Feed Hose Fitting

Spray Nozzle Assembly

Steps for installing the spray nozzle, connecting feed and air lines, and optional cooling.

Intake Air Filter Connection

Aspirator Filter Installation

Compressed Air Supply

Automatic Nozzle Cleaner Setup

Pneumatic Cylinder Mounting

Final Installation Checks

Final checks before initial operation, including connections and probe insertion.

Apparatus Operation

Control Panel Overview

Conducting the Spray Process

Detailed steps for initiating and conducting the spray drying process.

Stopping the Spray Process

Troubleshooting Common Faults

A table listing common faults, their causes, and solutions for troubleshooting.

Maintenance and Service

Cleaning Procedures

Customer Service Information

Replacement Parts