User Manuals: Carrier Aquaforce 30XA702 Screw Chiller

Manuals and User Guides for Carrier Aquaforce 30XA702 Screw Chiller. We have 1 Carrier Aquaforce 30XA702 Screw Chiller manual available for free PDF download: Installation, Operation And Maintenance Instructions

Carrier Aquaforce 30XA702 Installation, Operation And Maintenance Instructions

Carrier Aquaforce 30XA702 Installation, Operation And Maintenance Instructions (56 pages)

Air-Cooled Screw Chillers

Brand: Carrier | Category: Chiller | Size: 6 MB

Table of Contents

Table of Contents
2
1 Introduction

4
2 Preliminary Checks

8
- Check Equipment Received
  8
- Moving and Siting the Unit
  8
3 Dimensions, Clearances

10
4 Physical and Electrical Data for 30Xa Units

17
5 Electrical Connection

27
- Power Supply
  27
- Voltage Phase Imbalance (%)
  27
- Power Connection/Disconnect Switch
  27
- Recommended Wire Sections
  27
- Power Cable Entry
  27
- Field Control Wiring
  28
6 Application Data

29
7 Water Connections

32
- Operating Precautions
  32
- Victaulic Water Connections
  33
- Flow Control
  34
- Evaporator Water Box Bolt Tightening
  34
- Frost Protection
  34
- Operation of Two Units in Master/Slave Mode (Option 58)
  34
- Pump Characteristics
  35
8 Free-Cooling Option (Option 118A)

36
9 Heat Reclaim Condenser Option (Option 50)

37
10 Fans with Available Pressure (Option 10)

43
11 Major System Components and Operation Data

43
- Direct-Drive Twin-Screw Compressor with Variable Capacity Slide Valve
  43
- Pressure Vessels
  43
- High-Pressure Safety Switch
  44
- Condensers
  44
- Fans
  44
- Electronic Expansion Valve (EXV)
  45
- Moisture Indicator
  45
- Filter Drier
  45
- Sensors
  45
- Service Valve (Option 92)
  45
- Power Factor Correction Capacitors (Option 231)
  45
12 Main Options

47
13 Standard Maintenance

49
14 Start-Up Checklist for 30Xa Liquid Chillers (Use for Job File)

53

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