Laird Nextreme NRC2400 Series Chiller Manuals

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Laird Nextreme NRC2400 Series Manual

Laird Nextreme NRC2400 Series Manual (73 pages)

Recirculating Chiller

Brand: Laird | Category: Chiller | Size: 11 MB

Table of Contents

Table of Contents

3
- Revision History
  
  6
- Introduction
  
  7
- Safety Precautions
  
  8
- Model Number Description
  
  13
- Specifications
  
  14
- Component Locations
  
  17
- Labels and Markings
  
  19
  - Figure 7 Marking on Unit
    19
  - Figure 8 Labels on Unit
    19
- Optional System Features
  
  20
- Transport, Packaging and Storage
  
  25
  - Safety
    25
  - Checking the Delivery Condition
    25
  - Symbols on the Packaging
    25
  - Packaging
    26
  - Unpacking
    26
  - Handling the Unit While in the Packaging
    28
  - Transportation on Casters
    29
  - Storing the Unit
    29
  - Preparing the Unit for Further Transport
    29
- Installation Requirements
  
  31
  - Figure 17 Minimum Clearance Required for Unit Installation
    31
- Installation Procedure
  
  32
  - Connect Hoses
    32
  - Figure 18 Connecting Hoses
    32
  - Disconnect Hoses
    33
  - Figure 19 Disconnecting Hoses
    33
  - Connecting Power
    34
  - Adding Coolant and Priming Unit
    34
  - Figure 20 Connecting Power
    34
- Chiller Operation
  
  36
  - Figure 21 Refrigerant Circuit and Coolant Circuit
    37
  - Figure 22 Coolant Circuit and Control Panel
    37
- Wiring Diagram
  
  38
- Plumbing & Refrigeration Diagram
  
  40
  - Figure 26 Plumbing and Refrigeration Diagram
    40
- Performance Graphs
  
  41
- Chiller Dimensions
  
  44
- Controller Display Panel Functions
  
  46
  - Startup Screen
    46
  - Main Screen
    46
  - Figure 35 Start-Up Screen
    46
  - Figure 36 Main Menu
    46
    
    Running the Pump
    47
    
    Choosing the Coolant Setpoint
    47
    
    Running the System
    47
    
    Figure 37 Running Pump
    47
    
    Figure 38 Running the Machine
    47
  - Sleep Screen
    48
  - Information Screen
    48
  - Figure 39 Sleep Screen
    48
  - Figure 40 Information Screen
    48
  - Alarms Display Screen
    49
    
    Acknowledging Alarms
    49
    
    Figure 41 Alarm Screen with no Active Alarms
    49
    
    Figure 42 Home Screen with an Active Alarm
    49
    
    Figure 43 Acknowledging Alarms
    49
  - Settings Screen
    50
    
    Setting Units
    50
    
    Choosing the Coolant
    50
    
    Figure 44 Setting Menu
    50
    
    Customer Configurable Alarms
    51
    
    Figure 45 Choosing the Coolant
    51
    
    Figure 46 Setpoint Alarms
    51
    
    Figure 47 Coolant Supply Pressure
    51
    
    Flow Settings
    52
    
    Figure 48 Low Temperature Delta
    52
    
    Figure 49 High Temperature Delta
    52
    
    Figure 50 Flow Settings
    52
- Troubleshooting
  
  54
- Alarms
  
  55
- Communications Interface
  
  59
  - Instructions for Setup
    59
  - Commands and Responses
    59
    
    Command Entry Format
    59
    
    Source ID
    59
    
    Command Structure Examples
    59
- System Maintenance and Service
  
  61
  - Safety
    61
  - Maintenance Schedule
    62
  - Preparing the Unit for Maintenance
    63
  - Verification of Safe State after Maintenance
    63
  - Draining Procedure
    64
  - Figure 51 Draining the Coolant
    64
  - Coolant Maintenance
    65
    
    Replace Filter
    65
  - Cleaning the Heat Exchanger
    65
- Spare Parts
  
  66
- Declaration of Conformity
  
  69
- Decommissioning and Disposal
  
  70
- Return Procedure
  
  72
List of Figures

73

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