Airwell SLS 2702 [2/77] General description
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Airwell SLS 2702 [2/77] General description

Airwell SLS 3602 [2/77] 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 the 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 8
3 TRANSPORT, LIFTING
AND POSITIONING
3.1 Inspection 11
3.2 Lifting 11
3.3 Anchoring 12
3.4 Storage 12
4 INSTALLATION
4.1 Positioning of the unit 13
4.2 Spring Isolator Installation 13
4.3 External hydraulic circuit 14
4.4 Hydraulic connection 15
4.5 Draining the Defrosting
Waste Water
(for heat pump unit only) 15
4.6 Power supply 16
4.7 Electrical connections 16
4.8 Connecting the temperature sensor
of coupled units’ manifold 19
4.9 Total heat recovery features 19
5 START-UP
5.1 Preliminary check 20
5.2 Start-up 20
5.3 Checking the operation 21
5.4 Delivery to the customer 21
6 OPERATION
6.1 General Informations 22
6.2 Keyboard – Display Terminal Unit 22
6.3 Functions / Keys / Configurations 24
7 GENERAL DESCRIPTION
7.1 Introduction 27
7.2 General specifications 27
7.3 Compressors 27
7.4 Refrigerant circuits 27
7.5 Water heat exchanger 28
7.6 Air heat exchanger 29
7.7 Fans 29
7.8 Power supply and control system 30
7.9 “Chiller Control” 30
7.10 Accessories 30
8 TECHNICAL DATA
8.1 Pressure drops 31
8.2 Technical data 35
8.3 Electrical data 43
8.4 Position of shock absorbers
weigh distribution on supports 50
8.5 Overall dimensions 60
8.6 Service spaces 68
9 MAINTENANCE
9.1 General requirements 69
9.2 Planned maintenance 69
9.3 Refrigerant charge 70
9.4 Compressors 70
9.5 Condenser’s coils 70
9.6 Fans 71
9.7 Dehydrating filter 71
9.8 Sight glass 71
9.9 Thermostatic expansion valve 71
9.10 Evaporator 71
9.11 Desuperheater and total heat recovery
condenser 71
10 TROUBLESHOOTING 72
11 SPARE PARTS
11.1 Spare part list 74
11.2 Oil for compressors 74
11.3 Wiring diagrams 74
12 DISMANTLING, DEMOLITION
AND SCRAPPING
12.1 Generalities 75
Table of contents
SLS1-en.qxp 29-06-2007 15:37 Pagina 1

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