ACS HEWC-20T Chiller Manuals

Manuals and User Guides for ACS HEWC-20T Chiller. We have 1 ACS HEWC-20T Chiller manual available for free PDF download: Operation And Instruction Manual

ACS HEWC-20T Operation And Instruction Manual

ACS HEWC-20T Operation And Instruction Manual (83 pages)

Central Chillers

Brand: ACS | Category: Chiller | Size: 5.34 MB

Table of Contents

Technical Assistance
3
Table of Contents
4
Chapter 1: Safety

8
Chapter 2: Pre Installation

12
- Receiving Inspection
  12
- Unpacking and Inspection
  12
- In the Event of Shipping Damage
  12
- If the Shipment Is Not Complete
  12
- If the Shipment Is Not Correct
  12
- Returned Material Policy
  13
- Warranty Returns
  13
- Unit Storage
  13
- Unit Information
  14
Chapter 3: Functional Description

16
- Models Covered in this Manual
  16
- General Description
  16
- Standard Features
  17
- Mechanical Features
  17
- Electrical Features
  17
- Refrigeration Features
  17
- Controls Features
  18
- Safety Devices and Interlocks
  18
- High Pressure Cutout
  18
- Pressure Transducers
  19
- Flow Switch
  20
- Remote Start/Stop Interlock
  20
- Remote Setpoint
  20
- Optional Features
  20
- General Fault Indicator Audible/Visual Alarm
  20
- Fluid Differential Pressure Switch
  20
- Evaporator Flow Meter
  20
- Ul/Cul Labeled Electrical Subpanel
  20
- Optional Operating Voltages
  20
Chapter 4: Chiller - Installation

21
- Uncrating
  21
- Chiller Foundation
  21
- Chiller Unit Location
  21
- Chiller Rigging Instructions
  21
- Process Water Connections
  23
- Flow and Pressure Considerations
  24
- Galvanic Corrosion Considerations
  24
- Water Treatment Considerations
  24
- Refrigeration Circuit and Water Condenser Piping
  25
- 4-10 Checking Motor Direction
  26
- 4-11 Tank Temperature Considerations
  26
- 4-12 Electrical Connections
  28
- 4-13 Initial Set up
  28
- 4-14 Ship Loose Items
  29
Chapter 5: Remote Air Cooled Condenser - Installation

32
- Location
  32
- Lifting Remote Condensers
  34
- Remote Air-Cooled Chiller Condensers
  35
- Interconnecting Refrigerant Piping
  36
- System Configuration
  36
- Remote Air-Cooled Chiller Configurations
  37
- Sizing Refrigerant Lines
  39
- Liquid Line Sizing
  39
- Discharge Line Sizing
  39
- Pressure Drop Equivalent Pipe Length (Feet)
  39
- Liquid Line Sizing
  40
- Discharge Line Sizing
  41
- 5-10 Refrigerant Charge Determination
  42
- 5-12 Oil Charge Determination
  43
Chapter 6: General Operation Overview

44
- HMI Buttons, Indicator Lights, and Switches
  44
- Finishing Setup: Password Protection
  44
- Initial Start-Up /Setting Tank Temperature Setpoint
  46
- Chiller Operation
  48
- Communication Loss Control
  48
- Compressor Anticycle
  49
- Compressors Staging
  49
- Hot Gas
  50
- Discharge Pressure Control
  51
- Electronic Expansion Valve
  52
- Pump down
  52
- Chiller Control Sensor
  53
- Pump Enable
  54
- Reduced Fluid Flow Detection
  54
- Remote Setpoint
  54
- Remote Start
  54
- Runtime Meters
  55
- Save/Restore Settings
  55
- Network Addressing
  55
- Alarms
  55
- Optional Communications
  58
Chapter 7: Step by Step How to Instructions

59
Chapter 8: Maintenance

66
- Lubrication
  66
- Maintaining the Condenser
  66
- Remote Air-Cooled Chillers
  66
- Water-Cooled Chillers
  66
- Maintaining the Evaporator
  66
- Evaporator Process Strainer
  67
- Preventative Maintenance Service
  68
Chapter 9: Troubleshooting Alarms

69
- Troubleshooting Warnings and Faults from the PLC
  70
Chapter 10: Appendix

74

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