Page 1
English
Table of contents
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
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 Water Circuit
14
4.4 Water connections
18
4.5 Defrost water drainage
(only for AQVH units)
18
4.6 Power supply
18
4.7 Electrical connections
18
4.8 Connecting plate-type evaporator
temperature sensors
19
4.9 Microchannel type condenser coils
20
5 START-UP
5.1 Preliminary check
21
5.2 Start-up
21
5.3 Checking the operation
21
5.4 Delivery to the customer
22
6 GENERAL INFORMATION
6.1 Control of AQVL/AQVH/AQVC
with 4 compressors
the “Chiller Control” system
23
6.2 Display
24
6.3 Keyboard
24
6.4 Protection and Safety Equipment
27
7 GENERAL DESCRIPTION
7.1 General Information
28
7.2 Body and Frame
28
7.3 Compressors
28
7.4 Evaporators
28
7.5 Condensing coils
28
7.6 Condenser Fans
28
7.7 Fans Control
28
7.8 Refrigerating Circuits
28
7.9 Control Supply Panel
28
8 TECHNICAL DATA
8.1 Pressure drops
31
8.2 Technical data
32
8.3 Unit electrical data
39
8.4 Hydraulic Features
41
8.5 Position of shock adsorbers
and weight distribution on supports
43
8.6 Dimensional Drawings
49
8.7 Service spaces
51
9 MAINTENANCE
9.1 General requirements
52
9.2 Planned maintenance
52
9.3 Refrigerant charge
53
9.4 Compressor
53
9.5 Condenser
53
9.6 Fans
53
9.7 Dehydrating filter
53
9.8 Sight glass
53
9.9 Electronic expansion valve
54
9.10 Evaporator
54
10 TROUBLESHOOTING
55
11 SPARE PARTS
11.1 Spare part list
57
11.2 Oil for compressors
57
11.3 Wiring diagrams
57
12 DISMANTLING, DEMOLITION
AND SCRAPPING
12.1 Generalities
58
12.2 RAEE Directive
58
Summary of Contents for AQVC 105
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