York YCWS0423SC Manuals

Manuals and User Guides for York YCWS0423SC. We have 1 York YCWS0423SC manual available for free PDF download: Installation, Operation And Maintenance Manual

York YCWS0423SC Installation, Operation And Maintenance Manual

York YCWS0423SC Installation, Operation And Maintenance Manual (104 pages)

WATER COOLED LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 4.94 MB

Table of Contents

Table of Contents
2
Introduction
6
Responsibility for Safety

7
- Refrigerants and Oils
  8
Material Safety Data

9
- Compressor
  13
Oil Separator

15
Power and Control Panels

16
- Motor Protector Module
  17
  - Display Keys
    18
  - Flange Kits (150 PSI)
    19
Nomenclature

20
- AND STORAGE Delivery and Storage
  21
- Lifting by Fork Lift
  22
Installation of Vibration Isolators

23
Water Treatment

24
Pipework Arrangement

25
- Option Flanges
  26
Power Wiring

27
- Control Panel Wiring
  
  28
  - Flow Switch
    28
  - Remote Run/Stop
    28
  - Remote Print (PNT)
    28
  - Control Transformer Primary Voltage Tappings
    28
    
    Remote Setpoint Offset - Temperature
    29
    
    Remote Setpoint Offset - Current
    29
- Connection Diagrams
  
  30
- Connection Diagram Legend and Notes
  
  32
- Commissioning
  
  33
  - Preparation
    33
  - Preparation - Power off
    33
- First Time Start-Up
  
  34
Section 6 Unit Operation

37
- Unit Operation
  
  37
  - General Description
    37
- Start-Up
  
  37
- Normal Running and Cycling
  
  37
- Shutdown
  
  37
Section 7 Micropanel

38
- System Switches 1-2
  38
- Circuit Breakers
  39
- Current Transformers (Ct)
  39
- Logic Section
  39
- Motor Protector Modules
  39
- Transformers
  39
- Remote Current Reset
  40
- Remote Start/Stop
  40
- Remote Setpoint Reset
  41
- Alarm Contacts
  42
- Anti-Recycle Timer
  42
- Chilled Liquid Pump Contact
  42
- Common Input Power Section Voltage Free Contacts
  42
- Control Panel
  42
- Remote Emergency Stop Device
  42
- Run Contact
  42
- Anti-Coincidence Timer
  43
- Compressor Heater Control
  43
- Lead/Lag Compressor Selection
  43
- Pumpdown (LLSV) Control
  43
1 Introduction & Physical Description

38
2 Control Panel Programming and Data Access

44
- Display and Status Keys
  44
- Program and Setup Keys
  44
3 Status Keys

45
- General
  45
- General Status Messages
  45
- Unit Warnings
  46
- Anticipation Control Status Messages
  47
- Unit Fault Status Messages
  48
- System Fault Status Messages
  49
- Printout on Fault Shutdown
  52
4 Display Keys

53
- General
  53
- Chilled Liquid Temps Key
  53
- System Data Keys
  53
- Ambient Temp Key
  54
- Motor Current Key
  54
- Operating Hrs / Start Counter Key
  55
- Options Key and Dip Switch Settings
  55
- DIP Switch Settings
  56
- Function Key
  56
5 Print Keys

57
- General
  57
- Oper Data Key
  57
- Oper Data - Local Display Messages
  57
- Oper Data - Remote Printout
  59
- History Key
  60
- History - Local Display Messages
  60
- History - Remote Printout
  63
- Local Printer Option
  64
6 Entry Keys

66
- General
  66
- Numerical Keypad
  66
- Enter Key
  66
- Cancel Key
  66
- Áâ Keys
  66
7 Setpoint Keys and Chilled Liquid Control

67
- General
  67
- Chilled Liquid Temperature Control
  67
- Slide Valve Control
  68
- Load Timers
  68
- Slide Valve Position
  68
- Compressor Starting and Loading Sequence
  68
- Compressor Loading
  69
- Loading Limiting
  69
- Compressor Unloading and Shutdown Sequence
  69
- Local Cooling Setpoints Key
  69
- Remote Cooling Setpoints Key
  70
8 Clock Keys

71
- General
  71
- Set Time/Date Key
  71
- Set Schedule/Holiday Key
  72
- Manual Override Key
  73
9 Program Keys

74
- General
  74
- User Programmable Values
  74
- Input/Output Display Routine
  77
10 Ems / Bas Interface Card Kits

79
- EMS / BAS Remote Temperature Reset
  79
- BAS / EMS Remote Temperature Reset Option
  79
Section 8 Maintenance

81
- General Requirements
  
  81
- Daily Maintenance
  
  81
- Scheduled Maintenance
  
  81
- Standard Units
  
  82
- Competent Persons Troubleshooting Guide
  
  83
- Sensor Calibration Charts
  
  85
- Typical Control Panel Wiring
  
  86
Section 9 Technical Data

88
- Flow Rate and Pressure Drop Graphs
  
  88
- Physical Data / Sound Data
  
  90
- Electrical Data
  
  92
- Dimensions
  
  96
- Isolator Selection Data
  
  98
- Isolator Details
  
  99
- Compressors
  
  100
Section 10 Spare Parts

101
- Recommended Spare Parts
  101
- Recommended Compressor Oils
  101
- Associated Drawings
  101
Section 11 Decommissioning, Dismantling and Disposal

102
- General
  102

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