York YCAV0157-0267 Manuals

Manuals and User Guides for York YCAV0157-0267. We have 1 York YCAV0157-0267 manual available for free PDF download: Installation Operation & Maintenance

York YCAV0157-0267 Installation Operation & Maintenance (310 pages)

60 HZ AIR-COOLED SCREW LIQUID CHILLERS (150-260 TONS). E/V HIGH EFFICIENCY AND S/P STANDARD EFFICIENCY

Brand: York | Category: Chiller | Size: 9.66 MB

Table of Contents
5
Section 1 - General Chiller Information & Safety

9
- Introduction
  9
- Warranty
  9
- Safety
  9
  - Standards for Safety
    9
- Responsibility for Safety
  10
- About this Manual
  10
- Misuse of Equipment
  10
  - Suitability for Application
    10
  - Structural Support
    10
  - Mechanical Strength
    10
  - General Access
    10
  - Pressure Systems
    11
  - Electrical
    11
  - Rotating Parts
    11
  - Sharp Edges
    11
  - Refrigerant & Oils
    11
  - High Temperature & Pressure Cleaning
    11
  - Emergency Shutdown
    11
Section 2 - Product Description

12
- Introduction
  12
  - General System Description
    12
  - Compressor
    13
  - Evaporator
    14
  - Condensor
    15
  - Flash Tank Feed / Drain Valve
    15
  - Oil Separator/Oil System
    15
  - Relief Valves
    15
  - Oil Cooling
    16
  - Capacity Controls
    16
  - Power and Control Panel
    16
  - Microprocessor & VSD Controls
    16
  - Display
    17
  - Keypad
    17
  - Unit Switch
    17
  - Variable Speed Drive (VSD)
    18
- Fig 1 - PWM Current Waveform
  18
- Fig 2 - PWM Voltage Waveform
  18
- Accessories & Options
  19
- DX Cooler Options
  20
- Service Valve Option
  20
- Unit Enclosures
  20
- Fans
  20
- Sound Reduction Options
  20
- Vibration Isolation
  20
- Unit Nomenclature
  21
- Product Identification Number
  22
Section 3 - Rigging, Handling & Storage

26
- Delivery and Storage
  26
- Inspection
  26
  - Lifting Weights
    26
- Moving the Chiller
  27
- Unit Rigging
  28
Section 4 - Installation

28
- Location Requirements
  29
- Outdoor Installation
  29
- Indoor Installation
  29
- Location Clearances
  30
- Vibration Isolators
  30
  - Installation
    30
- Shipping Braces
  30
- Chilled Liquid Piping
  30
  - General Requirements
    30
- Positions
  30
- Water Treatment
  32
- Connection Types & Sizes
  32
- Cooler Connections
  32
  - Option Flanges
    32
- Fig 3 - Pipework Arrangement
  32
- Fig 4 - Victaulic Groove
  32
- Fig 5 - Flange Attatchment
  32
- Refrigerant Relief Valve Piping
  33
- Ductwork Connection
  33
  - General Requirements
    33
- Electrical Connection
  33
- Power Wiring
  34
- Vac Control Supply Transformer
  34
- Control Panel Wiring
  34
- Volts Free Contacts
  35
  - Chilled Liquid Pump Starter
    35
  - Run Contact
    35
  - Alarm Contact
    35
- System Inputs
  35
- Flow Switch
  
  35
  - Optional Remote Setpoint Offset Sound Limit
    35
  - Optional Remote Setpoint Offset Temp
    35
  - Remote Run/Stop
    35
  - Preparation
    36
  - Preparation - Power off
    36
    
    Inspection
    36
    
    Refrigerant Charge
    36
    
    Service and Oil Line Valves
    36
    
    Compressor Oil
    36
    
    Fans
    36
    
    Isolation / Protection
    36
    
    Control Panel
    36
    
    Power Connections
    37
    
    Grounding
    37
    
    Water System
    37
    
    Flow Switch
    37
    
    Temperature Sensor(S)
    37
    
    Programmed Options
    37
    
    Programmed Settings
    37
    
    Date & Time
    37
    
    Start / Stop
    37
    
    Setpoint & Remote Offset
    37
    
    Interlocks
    38
    
    Unit Switch
    38
    
    Start-Up
    38
    
    Oil Pressure
    38
    
    Refrigerant Flow
    38
    
    Loading
    38
    
    Suction Superheat
    38
    
    Subcooling
    38
    
    Condensor & Fan Rotation
    39
    
    General Operation
    39
Section 5 - Commissioning

36
Section 6 - Technical Data

40
- Water Pressure Drop Charts
  40
- Glycol Correction Factors
  41
- Water Temp. and Flows
  42
- Physical Data
  44
- Operating Limitations and Sound Power
  48
- Electrical Data
  49
- Fig 6 - Single Point Power Supply Connection W/ Field Supplied Circuit Protection
  49
- Fig 7 - Single Point Power Supply Connection W/ Optional Factory Circuit Breaker
  49
- Electrical Notes
  54
- Elementary Wiring Diagram
  56
- Connection Diagram
  60
- Location Label
  64
- Dimensions
  66
- Technical Data (Clearances)
  122
- Fig 8 - Sample Printout Supplied in the Isolator Package & Chiller Panel Literature Packet
  124
- Weight Dist. & Isolator Mounting
  124
- Isolator Mounting Positions
  125
- Seismic Isolator Installation
  128
- Neoprene Isolator Position
  130
- Fig 9 - Refrigerant Flow Diagram
  133
- Refrigerant Flow Diagram
  133
- Fig 10 - Processes and Instrumentation
  134
- Process & Instrumentation Diagram
  134
- Component Locations
  135
- Fig 11 - Component Locations
  135
- Fig 12 - Control and VSD Cabinet Locations
  136
- Fig 13 - Chiller Control Board, Relay Boards, Microgateway, and Optional Circuit Breaker
  137
- Fig 14 - Chiller Control Board, Relay Boards, and Microgateway
  138
- Fig 15 - VSD Logic Board
  139
- Fig 16 - VSD Logic Board
  140
- Fig 17 - Power Components
  141
- Fig 18 - Fan Contactors & 3T Transformers
  142
- Fig 19 - VSD Components
  143
- Fig 20 - VSD Components
  144
- Fig 21 - VSD Components
  145
- Fig 22 - Inverter Power Components
  146
- Fig 23 - Inverter Power Components
  147
- Fig 24 - Inverter Power Components
  148
- Fig 24A - Inverter Power Components
  148
- Fig 25 - Glycol Pump & Fill Tube Locations
  149
- Fig 26 - Glycol Piping & Fill Tube Locations
  150
- Fig 27 - Compressor Components
  151
- Equipment Start-Up Check Sheet
  152
  - Unit Checks (no Power)
    152
  - Panel Checks
    154
  - (Power ON-Both System Switches OFF)
    154
  - Programmed Values
    155
- Chilled Liquid Setpoint
  155
  - Date/Time, Daily Schedule, & Clock Jumper
    155
  - Initial Start-Up
    156
  - Check Subcooling & Superheat
    156
  - Leak Checking
    157
- Chiller Electronic Components
  158
  - Keypad
    158
  - Display
    159
  - Chiller Control Board
    160
  - Relay Output Boards
    161
  - VSD (Variable Speed Drive)
    161
  - AC to DC Rectifier
    161
  - SCR Trigger Board
    162
  - DC Link Filter
    162
  - 1L Line Inductor
    163
  - AC to DC Inverter
    163
  - Laminated Bus Structure
    163
  - VSD Logic Board
    164
  - Control Panel to VSD Communications
    164
  - IBGT Gate Driver Boards
    165
  - Current Transformers
    165
  - DV/DT Output Suppression Network
    166
  - Flash Tank Feed/Drain Valve Controller
    166
  - DC Bus Voltage Isolation Board
    167
  - Chiller Circuit Breaker
    167
  - Autotransformer
    167
- Chiller Configuration Jumpers
  168
  - Number of Compressors Configuration Jumpers
    168
- Vsd Logic to Chiller Microprocessor Board Rs-485 Communication Configuration Jumpers
  168
- Max Vsd Frequency
  169
- Operating Controls
  170
Section 7 - Operation

170
- Basic Operating Sequence
  172
- Fig 28 - Chiller Control (Cooling) Range
  172
- Fig 29 - Number of Compressors to Start
  173
- Number of Compressors to Start
  173
  - General
    173
  - Standard IPLV
    173
  - Optional Optimized IPLV
    173
- Fig 30 - Minimum VSD Start Frequency
  174
- Fig 31 - Minimum VSD Run
  174
- Minimum Vsd Compressor Start/Run Frequency
  174
  - Minimum VSD Start Frequency
    174
  - Minimum VSD Run Frequency
    174
- Acceleration/Deceleration Rate
  175
- Compressors
  175
  - VSD Acceleration/ Deceleration Rates
    175
- Standard Iplv Capacity Control
  176
  - Fuzzy Logic Control
    177
  - Hot Water Starts
    178
  - Lag Compressor Operation in Load Limiting
    178
- Optional Iplv Capacity Control
  179
  - Fuzzy Logic
    180
  - Hot Water Starts
    181
- Load Limiting Control
  182
  - Table 8 - Suction Pressure Load Limiting Unloading
    183
  - Table 10 - VSD Baseplate Temperature Load Limiting/Unloading
    184
- Flash Tank Drain/Feed Valve Controller
  185
  - Valve Controller & Control Algorithm
    185
- Fig 32 - LED Locations
  186
- Fig 33 - Power, Comms Led's
  187
- Fig 34 - Power, Comms & System Open/Close Led's
  187
- Economizer Control
  188
- Condenser Fan Control
  189
- Fig 35 - Standard IPLV Fan Control
  190
- Fig 36 - High IPLV Fan Control
  190
- Vsd Temperature Control/Fan Control Operation
  191
- Remote Temperature Reset Control
  192
  - Local Current Limit Control
    193
  - Pulldown Current Limit Setpoint
    193
- Remote Current Limit Reset
  194
  - Sound Limit Controls
    196
Section 8 - Micropanel

198
- Vsd Operation & Controls
  198
  - VSD Cooling and Cooling Loop
    200
- Vsd Safeties
  204
  - IBGT Gate Driver (Hardware) Fault
    207
  - Power Supply (Hardware) Fault
    209
- Unit Warnings
  212
- Unit Safeties
  216
- System Safeties
  218
- Status Key
  224
- Unit Data Key
  228
- System Data Key
  230
- Vsd Data Key
  234
- Operating Hours & Start Keys
  236
- History Key
  237
  - Unit Data
    239
  - VSD Data
    239
  - System Data
    240
  - Compressor Operating Hours & Starts
    242
  - Chilled Liquid & Cooling Setpoints
    242
  - Options
    242
  - Program Values
    243
- Setpoints Key
  245
- Program Key
  247
- Options Key
  250
- Date/Time & Schedule Key
  254
  - Date/Time Key
    254
  - Schedule Key
    255
  - Unit Operating Schedule
    256
  - Sound Limit Schedule
    257
- Manual Override Key
  258
- Print Key
  259
  - Operating Data Printout
    260
  - History Data Printout
    261
- Service Key
  262
- System Switches Key
  268
- Serial Number Programming
  269
- Enabling Optimized High Iplv Mode
  271
- Unit Setup Mode
  272
- Default Programmable Values
  274
- Serial Port Connections
  275
- Analog Input Connections
  276
- Digital Input Connections
  278
- Analog Output Connections
  280
- Digital Output Connections
  282
- Isn Communications & Transmitted Data
  284
- Table 25 - Mustang Chiller YORK Talk Control Data
  284
Section 9 - Maintenance

290
- R-134A Conversion Tables
  290
- Maintenance
  291
  - General Requirements
    291
- Maintenance Requirements
  292
- Troubleshooting Guide
  294
- Evacuating a System
  296
- Warranty Policy
  297
  - New Equipment
    297
  - Reconditioned or Replacement Materials
    297
  - All Warranties Are VIOD if
    297
- Chilled Liquid & Suction Temp Sensor Input Voltage Table
  298
- Outside Air Temp Sensor Input Voltage Table
  299
- Pressure Transducer Output Voltage Table
  300
- Motor Temperature Sensor Resistance Table
  301
- Compressor Motor Overload Settings & Maximum Vsd Frequency
  302
- Table 34 - Compressor Motor Overload Settings Max. VSD Frequency
  302
- Fig 37 - Print Cable Chiller to Serial Printer
  303
  - Okidata 184
    304
  - Weigh-Tronix IMP Model 2600
    304
  - Seiko
    304
- Printer Wiring
  303
- Operating Log
  305
  - Site and Chiller Info
    305
  - Programmed Values
    305
  - Currents
    306
  - System Operating Conditions
    307
  - Water System Conditions
    308
  - Condensor Conditions
    308
- Recommended Spare Parts
  309

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York YCAV0157-0267 Manuals

York YCAV0157-0267 Installation Operation & Maintenance (310 pages)

Table of Contents

Section 1 - General Chiller Information & Safety

Section 2 - Product Description

Section 3 - Rigging, Handling & Storage

Section 4 - Installation

Flow Switch

Section 5 - Commissioning

Section 6 - Technical Data

Section 7 - Operation

Section 8 - Micropanel

Section 9 - Maintenance

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