Airwell MQL 8T [2/40] Technical data

Airwell MQL 15 [2/40] Technical data
Page 1
Table of contents
English
1 FOREWORD
1.1 Introduction 2
1.2 Warranty 2
1.3 Emergency stop/Normal stop 2
1.4 An introduction to this manual 2
2 SAFETY
2.1 Foreword 3
2.2 Definitions 3
2.3 Access to the unit 4
2.4 General precautions 4
2.5 Precautions against residual risks 4
2.6 Precautions during maintenance
operations 5
2.7 Safety labels 6
2.8 Safety regulations 7
3 TRANSPORT, LIFTING
AND POSITIONING
3.1 Inspection 10
3.2 Unit Handling 10
3.3 Anchoring 10
3.4 Storage 10
4 INSTALLATION
4.1 Installation advices 11
4.2 Water connections 13
4.3 Pressure Drop in Tubes and
Accessories 14
4.4 Hydraulic connection 14
4.5 Principle diagram of water circuit
4.6 Draining the defrosting waste water
(for heat pump unit only) 14
4.7 Power supply 15
4.8 Electrical connections 15
5 START-UP
5.1 Preliminary check 16
5.2 Start-up 16
5.3 Checking the operation 17
5.4 Delivery to the customer 17
6 MINICHILLER CONTROL
6.1 Operating instructions 18
6.2 Failure Diagnostics 19
7 GENERAL DESCRIPTION
7.1 Introduction 20
7.2 General specifications 20
7.3 Compressors 21
7.4 Coolant Circuit 21
7.5 Water-exchanger 21
7.6 Air exchanger 21
7.7 Fans 21
8 TECHNICAL DATA
8.1 Technical Data 24
8.2 Unit Electrical Data 28
8.3 Overall dimensions 30
8.4 Clearances 31
9 MAINTENANCE
9.1 General requirements 32
9.2 Planned maintenance 32
9.3 Refrigerant charge 33
9.4 Compressor 33
9.5 Condenser 33
9.6 Fans 33
9.7 Dehydrating filter 33
9.8 Thermostatic expansion valve
(only MQL-MQH 4-8) 34
9.9 Evaporator 34
10 TROUBLESHOOTING 35
11 SPARE PARTS
11.1 Spare parts list 37
11.2 Oil for compressors 37
11.3 Wiring diagram 37
12 DISMANTLING, DEMOLITION
AND SCRAPPING
12.1 Generalities 38
Table of contents
Manuale MQL-MQH 10.6.2005 12:25 Pagina 1

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