York YCWL0074SE Manuals

Manuals and User Guides for York YCWL0074SE. We have 1 York YCWL0074SE manual available for free PDF download: Installation Operation & Maintenance

York YCWL0074SE Installation Operation & Maintenance (188 pages)

WATER-COOLED LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 10 MB

Table of Contents
6
FIGURE 1 - YCWL Water Cooled Liquid Chiller

15
Chiller Options
19
- Final Paint Overspray
  19
- Service Isolation Valve
  19
- Hot Gas By-Pass
  19
- Chicago Code Relief Valves
  19
- Compressor Acoustic Sound Blanket
  19
- Non Reversing Heat Pump
  19
- Vibration Isolation
  19
  - 1" Spring Isolators
    19
  - Elastometric Isolation
    19
Control / Power Panel Components
20
- FIGURE 2 - Control / Panel Components
  
  20
- Product Identification Number (Pin)
  24
FIGURE 3 - Control Power Panel Components

21
Unit Components
22
Section 3 - Transportation, Handling and Storage

31
- Delivery and Storage
  31
- Inspection
  31
- Moving the Unit
  31
  - Lifting by Crane / Hoist
    32
- Lifting Weights
  32
FIGURE 8 - Chiller Rigging and Lifting Weights

32
Section 4 - Installation

33
- Foundation
  33
- Installation Checklist
  33
- Location Requirements
  33
- Unit Isolation (Noise Sensitive Location)
  33
- Installation of Vibration Isolators
  34
- Pipework Connection
  34
  - General Requirements
    34
- FIGURE 9 - ANSI/AWWA C-606 - Adapter Flanges
  
  36
- Option Flanges
  36
- Refrigerant Relief Valve Piping
  36
- Water Treatment
  36
  - Glycol Solutions
    36
- Condenser Cooling Liquid Systems
  37
- Connection Types and Sizes
  38
- Flow Measurement Device
  38
- Flow Regulating Valve
  38
- Isolating Valve - Normally Closed
  38
- Isolating Valve - Normally Open
  38
- Pipework Arrangement
  38
- Pressure Tapping
  38
  - Flow Switch
    38
  - Flanged Connection
    38
- Strainer
  38
- Control Panel Wiring
  39
  - Flow Switch (SF)
    40
  - Remote Start/Stop
    40
- Electrical Connection
  39
- Field Wiring
  39
- Power Wiring
  40
- Compressor Heaters
  41
- High Pressure Cutout
  41
- Relief Valves
  41
- Control Wiring
  42
Section 5 - Technical Data

43
Section 6 - Commissioning

109
- Preparation - Power off
  109
  - Inspection
    109
  - Refrigerant Charge
    109
  - Service and Oil Line Valves
    109
  - Compressor Oil
    109
  - Fans
    109
  - Isolation / Protection
    109
  - Control Panel
    109
  - Power Connections
    109
  - Grounding
    110
  - Supply Voltage
    110
- Preparation - Power on
  110
  - Switch Settings
    110
  - Compressor Heaters
    110
  - Water System
    110
  - Flow Switch
    110
  - Temperature Sensor(S)
    110
- Unit Operating Sequence
  114
Section 7 - Unit Controls

115
- Introduction
  115
  - IPU II and I/O Boards
    115
  - Unit Switch
    116
  - Display
    116
  - Keypad
    116
  - Battery Back-Up
    116
  - Transformer
    116
  - Single System Select and Programming # of Compressors
    116
- Status Key
  117
  - Unit Status
    117
  - General Status Messages
    117
  - Fault Safety Status Messages
    119
    
    System Safeties
    119
    
    Unit Safeties
    120
  - Unit Warning
    121
- Status Key Messages
  122
  - TABLE 9 - Status Key Messages Quick Reference List
    
    122
    
    TABLE 10 - Operation Data
    126
    
    TABLE 11 - Cooling Setpoints, Programmable Limits and Defaults
    134
    
    Program Key
    135
    
    System Trip Volts
    136
    
    Unit Trip Volts
    137
  - Entry Keys
    131
    
    Enter/Adv Key
    131
    
    Up and down Arrow Keys
    131
  - Setpoints Keys
    132
    
    Cooling Setpoints
    132
    
    Leaving Chilled Liquid Control
    132
    
    Remote Setpoint Control
    133
    
    Return Chilled Liquid Control
    133
    
    Schedule/Advance Day Key
    133
- Display/Print Keys
  123
  - Oper Data Key
    123
    
    Oper Data Quick Reference List
    126
  - Print Key
    127
    
    Operating Data Printout
    127
    
    History Printout
    128
  - History Displays
    128
- TABLE 12 - Program Key Limits and Default
  
  137
- TABLE 13 - Setpoints Quick Reference List
  
  138
- Unit Keys
  139
  - Options Key
    139
    
    Option 1 - Language
    139
    
    Option 2 - YCWL Mode Select
    139
    
    Option 3 - System Switches (Two System Units Only)
    139
    
    Option 4 - Chilled Liquid Cooling Type
    140
    
    Option 5 - Ambient Control Type
    140
    
    Option 6 - Local/Remote Control Type
    140
    
    Option 7 - Unit Control Mode
    140
    
    Option 8 - Display Units
    140
    
    Option 9 - Lead/Lag Type (Two System Units Only)
    140
    
    Option 10 - Condenser Fan Control Mode
    141
    
    Option 11 - Manual Override Mode
    141
    
    Option 12 - Current Feedback Options Installed
    141
    
    Option 13 - Power Fail Restart
    141
    
    Option 14 - Soft Start Enable/Disable
    141
    
    Option 15 - Unit Type
    142
    
    Option 16 - Refrigerant Type
    142
    
    Option 17 - Expansion Valve Type
    142
    
    Option 18 - Flash Card Update
    142
    
    Option 19 - Remote Temperature Reset
    143
    
    Option 20 - Pump Control
    143
    
    Option 21 - Pump Selection
    143
    
    Option 22 - Hot Gas Bypass Type
    143
  - Clock
    144
FIGURE 35 - Unit Keys Options Programming Quick Reference List

145
Section 8 - Unit Operation

147
Section 9 - Service and Troubleshooting

155
- Clearing History Buffers
  155
- Service Mode
  155
- Service Mode - Outputs
  155
- Service Mode - Analog and Digital Inputs
  156
- Service Mode - Chiller Configuration
  156
- Control Inputs/Outputs
  157
  - TABLE 20 - I/O Analog Inputs
    
    157
    
    FIGURE 38 - Microboard Layout
    158
    
    TABLE 22 - Entering/Leaving Chilled Liquid Temp. Sensor, Temperature / Voltage Correlation
    160
    
    Analog Inputs - Pressure
    161
    
    TABLE 23 - Pressure Transducers
    161
    
    Digital Outputs
    162
    
    FIGURE 39 - I/O Board Relay Contact Architecture
    162
    
    Acceptable Printers
    163
    
    Cable
    163
    
    Connectors
    163
    
    Okidata OKIPOS 441 Printer
    163
    
    Optional Printer Installation
    163
    
    Printer Connections
    163
    
    Printer Setup
    163
    
    Required Hardware
    163
    
    Table 24 - Okidata Okipos 441
    163
    
    Printing a Report
    164
  - TABLE 21 - I/O Analog Outputs
    
    157
  - Checking Inputs and Outputs
    159
    
    Analog Inputs - Temperature
    159
    
    Digital Inputs
    159
    
    Liquid and Refrigerant Sensor Test Points
    160
  - TABLE 25 - Printout Types
    
    164
  - TABLE 26 - Troubleshooting
    
    165
  - Troubleshooting
    165
- TABLE 19 - I/O Digital Outputs
  
  157
- TABLE 18 - I/O Digital Inputs
  
  157
- Microboard Layout
  158
Section 10 - Maintenance

169
- Compressors
  169
  - Oil Level Check
    169
  - Oil Analysis
    169
- Important
  169
- On-Board Battery Back-Up
  169
- Operating Parameters
  169
- Overall Unit Inspection
  169
- Bacnet and Modbus Data Communications
  170
- TABLE 27 - Values Required for Bas Communication
  
  171
- FIGURE 40 - Micro Panel Connections
  
  171
- Bacnet and Modbus Communications
  172
  - Analog Read Only Points
    172
  - Analog Write Points
    172
  - Binary Monitor Only Points
    172
  - Binary Write Points
    172
  - Communications Data Map Notes
    172
    
    TABLE 28 - Real Time Error Numbers
    172
    
    TABLE 29 - BACNET and Modbus Communications Data Map
    173
    
    TABLE 30 - Yorktalk 2 Communications Data Map
    178
    
    TABLE 31 - si Metric Conversion
    187
    
    Temperature
    187
  - Temperature Conversion Chart
    184
  - R410-A Pressure Temperature Chart
    185
- Yorktalk 2 Communications
  177
  - Received Data (Control Data)
    177
  - Transmitted Data
    177

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York YCWL0074SE Manuals

York YCWL0074SE Installation Operation & Maintenance (188 pages)

Table of Contents

FIGURE 1 - YCWL Water Cooled Liquid Chiller

FIGURE 2 - Control / Panel Components

FIGURE 3 - Control Power Panel Components

Section 3 - Transportation, Handling and Storage

FIGURE 8 - Chiller Rigging and Lifting Weights

Section 4 - Installation

FIGURE 9 - ANSI/AWWA C-606 - Adapter Flanges

FIGURE 11 - Inlet Temperature Control Diagram

FIGURE 10 - Direct Pressure Control Diagram

FIGURE 16 - Control Wiring

TABLE 3 - Temperatures and Flows

Section 5 - Technical Data

TABLE 4 - Voltage Limitations

FIGURE 22 - Control Circuit, 4 Compressor

FIGURE 30 - Connection Wiring Diagram, 5 and 6 Compressor

FIGURE 31 - Connection Wiring Diagram, 6 Compressor

FIGURE 25 - Power Circuit, 4 Compressor, with Circuit Breaker

FIGURE 26 - Power Circuit, 5 and 6 Compressor

FIGURE 27 - Power Circuit, 6 Compressor

Section 6 - Commissioning

Section 7 - Unit Controls

TABLE 9 - Status Key Messages Quick Reference List

TABLE 12 - Program Key Limits and Default

TABLE 13 - Setpoints Quick Reference List

FIGURE 35 - Unit Keys Options Programming Quick Reference List

Section 8 - Unit Operation

FIGURE 36 - Leaving Water Temperature Control Example

Section 9 - Service and Troubleshooting

TABLE 20 - I/O Analog Inputs

TABLE 21 - I/O Analog Outputs

TABLE 25 - Printout Types

TABLE 26 - Troubleshooting

TABLE 19 - I/O Digital Outputs

TABLE 18 - I/O Digital Inputs

Section 10 - Maintenance

TABLE 27 - Values Required for Bas Communication

FIGURE 40 - Micro Panel Connections

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