York YCAL0027EC Air-Cooled Scroll Chiller Manuals

Manuals and User Guides for York YCAL0027EC Air-Cooled Scroll Chiller. We have 2 York YCAL0027EC Air-Cooled Scroll Chiller manuals available for free PDF download: Installation Operation & Maintenance

York YCAL0027EC Installation Operation & Maintenance (156 pages)

AIR-COOLED LIQUID CHILLERS HERMETIC SCROLL

Brand: York | Category: Chiller | Size: 8.49 MB

Table of Contents
4
Section 1 - General Chiller Information & Safety

7
- Introduction
  7
- Warranty
  7
- Safety
  7
  - Standards for Safety
    7
- Responsibility for Safety
  8
- About this Manual
  8
- Misuse of Equipment
  8
  - Suitability for Application
    8
  - Structural Support
    8
  - Mechanical Strength
    8
  - General Access
    8
  - Pressure Systems
    9
  - Electrical
    9
  - Rotating Parts
    9
  - Sharp Edges
    9
  - Refrigerant & Oils
    9
  - High Temperature & Pressure Cleaning
    9
  - Emergency Shutdown
    9
Section 2 - Product Description

10
- Introduction
  10
  - General System Description
    10
  - Compressor
    10
  - Cooler
    10
  - Condenser
    11
  - Millenuim Control Center
    11
  - Power Panel
    12
- Accessories & Options
  13
  - Power Options
    13
  - Control Options
    13
  - Compressor, Piping, Evaporator Options
    14
  - Condenser Cabinet Options
    14
  - Sound Reduction Options
    15
- Unit Components
  16
- Control / Power Panel Components
  17
- Unit Nomenclature
  18
- Product Identification Number
  18
- Refrigerant Flow Diagram
  23
Section 3 -Handling and Storage

24
- Delivery and Storage
  24
- Inspection
  24
- Moving the Chiller
  24
  - Lifting Weights
    24
- Unit Rigging
  25
Section 4 - Installation

26
- Installation Checklist
  26
- Handling
  26
- Inspection
  26
- Location Clearances
  26
  - Foundation
    27
  - Ground Level Locations
    27
  - Rooftop Locations
    27
  - Noise Sensitive Locations
    27
- Spring Isolators
  27
- Compressor Mounting
  27
- Remote Cooler Option
  27
- Chilled Liquid Piping
  27
  - General Requirements
    28
- Ductwork Connection
  28
- Wiring
  28
  - Evaporator Pump Start Contacts
    29
  - System Run Contacts
    29
  - Alarm Status
    29
  - Remote Start/Stop Contacts
    29
  - Remote Emergency Cutoff
    29
  - PWM Input
    29
  - Load Limit Input
    29
  - Flow Switch Input
    29
- Compressor Heaters
  29
- Single Point Supply Connection
  30
- Control Wiring
  31
Section 5 - Commissioning

32
- Commissioning
  32
- Preparation - Power off
  32
  - Inspection
    32
  - Refrigerant Charge
    32
  - Service and Oil Line Valves
    32
  - Compressor Oil
    32
  - Fans
    32
  - Isolator Protection
    32
  - Control Panel
    32
- Preparation - Power on
  33
  - Switch Settings
    33
  - Compressor Heaters
    33
  - Water System
    33
  - Flow Switch
    33
  - Temperature Sensor(S)
    33
- Equipment Startup Checklist
  34
- Setpoints Entry List
  35
- Checking Superheat & Subcooling
  36
- Leak Checking
  36
- Unit Operating Sequence
  37
Section 6 - Technical Data

38
- Operational Limitations (English)
  38
- Operational Limitations (Si)
  40
- Physical Data (English)
  42
- Sound Data (English)
  44
- Electrical Data
  45
- Electrical Notes
  47
- Wiring Diagrams
  48
- Dimensions
  60
- Technical Data (Clearances)
  84
- Isolators
  85
Section 7 - Unit Controls

92
- Introduction
  92
  - Microprocessor Board
    92
  - Unit Switch
    93
  - Display
    93
  - Keypad
    93
  - Battery Back-Up
    93
  - Transformer Status
    93
  - Single System Select Programming # of Compressors
    93
- "Status" Key
  94
  - Unit Status
    94
  - General Status Message
    94
  - Fault Safety Status Messages
    96
    
    System Safties
    96
    
    Unit Safeties
    98
  - Unit Warning
    98
  - Status Key Messages
    99
  - Quick Reference List
    99
- Display/Print Keys
  100
  - Oper Data Key
    100
  - Oper Data Quick Reference List
    103
  - Print Key
    104
  - Operating Data Printout
    104
  - History Printout
    105
  - History Displays
    105
  - Software Version
    107
- "Entry" Keys
  108
  - Up & down Arrow Keys
    108
  - Enter/Adv Key
    108
- Setpoints Key
  109
  - Cooling Setpoints
    109
  - Leaving Chilled Liquid Control
    109
  - Return Chilled Liquid Control
    110
  - Remote Setpoint Control
    110
- Schedule/Advance Day Key
  110
- Program Key
  112
  - System Trip Volts
    113
  - Unit Trip Volts
    114
- Program Key Limits and Defaults
  114
- Setpoints Quick Reference List
  115
- "Unit" Keys
  116
  - Options Key
    116
- Clock
  119
- Unit Keys Programming Quick Reference List
  120
Section 8 - Unit Operation

121
- Capacity Control
  121
- Suction Pressure Limit Controls
  121
- Discharge Pressure Limit Controls
  121
- Leaving Chilled Liquid Control
  121
- Override to Reduce Cycling
  122
- Leaving Chilled Liquid System and Compressor Sequencing
  122
- Return Liquid Control
  122
- Anti-Recycle Timer
  123
- Anti-Coincidence Timer
  123
- Evaporator Pump Control
  123
- Evaporator Heater Control
  123
- Pumpdown Control
  123
- Electronic Expansion Valve (Eev)
  123
  - MOP Feature
    123
  - Valve Preheat
    123
  - Inputs
    124
  - Outputs
    124
  - Program
    124
  - Safeties
    124
- Condenser Fan Control (Std)
  124
- Low Ambient Control Option
  126
  - 0012 - 0021 Units
    126
    
    General
    126
    
    Potentiometers Configuration
    126
    
    Wiring
    127
- Programming
  128
- Low Ambient Control Option
  129
  - 0025 - 0032 Units
    129
    
    General
    129
    
    Potentiometers Configuration
    130
    
    Wiring
    130
- Programming
  131
- Load Limiting
  132
- Compressor Run Status
  132
- Alarm Status
  132
- Ems-Pwm Remote Temperature Reset
  132
- Bas/Ems Temperature Reset Option
  133
Section 9

136
Service and Troubleshooting

136
- Clearing History Buffers
  136
- Service Mode
  136
- Service Mode - Outputs
  136
- Service Mode - Chiller Configuration
  136
- Service Mode - Inputs
  137
- Control Inputs/Outputs
  138
- Microboard Layout
  139
- Checking Inputs and Outputs
  140
- Digital Inputs
  140
- Analog Inputs - Temperature
  140
- Outside Air Sensor
  140
- Liquid & Refrigerant Sensor Test Points
  141
- Analog Inputs - Pressure
  142
- Digital Outputs
  143
- Keypad
  144
- Optional Printer Installation
  145
  - Parts
    145
  - Assembly and Wiring
    145
  - Obtaining a Printout
    145
- Troubleshooting
  146
Section 10 - Maintenance

150
- Important
  150
- Compressors
  150
  - Oil Level Check
    150
  - Oil Analysis
    150
- Condenser Fan Motors
  150
- Condenser Coils
  150
- Operating Parameters
  150
- On-Board Battery Back-Up
  150
- Overall Unit Inspection
  150
- Isn Control
  151
- Received Data (Control Data)
  151
- Transmitted Data
  151
- Isn Operational & Fault Codes
  153
- Recommended Spare Parts
  154

York YCAL0027EC Installation Operation & Maintenance (166 pages)

AIR-COOLED SCROLL CHILLERS STYLE D WITH IPU II and I/O BOARDS (60 Hz) 9 1/2 TON TO 28 TON

Brand: York | Category: Chiller | Size: 6.79 MB

Table of Contents

4
List of Figures

10
- Section 1 - General Chiller Information and Safety
  
  13
- Introduction
  
  13
- Safety
  
  13
  - Standards for Safety
    13
- Warranty
  
  13
- About this Manual
  
  14
- Misuse of Equipment
  
  14
  - Suitability for Application
    14
  - Structural Support
    14
  - Mechanical Strength
    14
  - General Access
    14
  - Pressure Systems
    15
  - Electrical
    15
  - Rotating Parts
    15
  - Sharp Edges
    15
  - Refrigerants and Oils
    15
  - High Temperature and Pressure Cleaning
    15
  - Emergency Shutdown
    15
- Responsibility for Safety
  
  14
- Section 2 - Product Description
  
  17
- Introduction
  
  17
- General System Description
  
  17
  - Compressors
    17
  - Cooler
    17
  - Condenser
    18
  - Millennium Control Center
    18
  - Power Panel
    19
- Accessories and Options
  
  20
  - Power Options
    20
  - Control Options
    20
  - Compressor, Piping, Evaporator Options
    21
  - Condenser and Cabinet Options
    21
  - Sound Reduction Options
    22
- Unit Components
  
  23
  - Fig. 1 - Unit Components
    23
- Control / Power Panel Components
  
  24
  - Fig. 2 - Control/Power Panel Components
    24
- Product Identification Number (Pin)
  
  25
- Basic Unit Nomenclature
  
  25
- Refrigerant Flow Diagram
  
  30
  - Fig. 3 - Refrigerant Flow Diagram
    30
- Inspection
  
  31
- Section 3 - Handling and Storage
  
  31
- Moving the Chiller
  
  31
  - Lifting Weights
    31
  - Unit Rigging
    32
  - Fig. 4 - Unit Rigging/Lifting
    32
- Delivery and Storage
  
  31
- Section 4 - Installation
  
  33
- Installation Checklist
  
  33
- Handling
  
  33
- Inspection
  
  33
- Location and Clearances
  
  33
  - Foundation
    34
  - Ground Level Locations
    34
  - Rooftop Locations
    34
  - Noise Sensitive Locations
    34
- Spring Isolators (Optional)
  
  34
- Compressor Mounting
  
  34
- Remote Cooler Option
  
  34
- Chilled Liquid Piping
  
  34
- Duct Work Connection
  
  35
- Wiring
  
  35
  - Evaporator Pump Start Contacts
    36
  - System Run Contacts
    36
  - Alarm Status Contacts
    36
  - Remote Start/Stop Contacts
    36
  - Remote Emergency Cutoff
    36
  - PWM Input
    36
  - Load Limit Input
    36
  - Flow Switch Input
    36
- Compressor Heaters
  
  36
- Single Point Supply Connection
  
  37
  - Fig. 5 - Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker (0012 - 0032)
    37
- Control Wiring
  
  38
  - Fig. 6 - Control Wiring
    38
- Preparation - Power off
  
  39
  - Inspection
    39
  - Refrigerant Charge
    39
  - Service and Oil Line Valves
    39
  - Compressor Oil
    39
  - Fans
    39
  - Isolation / Protection
    39
  - Control Panel
    39
  - Power Connections
    39
  - Supply Voltage
    40
- Section 5 - Commissioning
  
  39
- Preparation - Power on
  
  40
  - Switch Settings
    40
  - Compressor Heaters
    40
  - Water System
    40
  - Flow Switch
    40
  - Temperature Sensor(S)
    40
- Equipment Startup Checklist
  
  41
- Setpoints Entry List
  
  42
  - Table 1 - Setpoints Entry List
    42
- Checking Superheat and Subcooling
  
  43
- Leak Checking
  
  43
- Unit Operating Sequence
  
  44
- Section 6 - Technical Data
  
  45
- Operational Limitations (English)
  
  45
- Operational Limitations (Si)
  
  47
- Physical Data (English)
  
  49
  - Table 8 - Physical Data (English)
    49
- Sound Data (English)
  
  50
  - Table 9 - Sound Data (English)
    50
- Electrical Data (English)
  
  52
- Electrical Notes and Legend
  
  55
- Dimensions
  
  68
  - Fig. 15 - Unit Clearances
    90
- Technical Data - Clearances
  
  90
- Isolators
  
  91
- Section 7 - Unit Controls
  
  99
- Introduction
  
  99
- Microprocessor Board
  
  99
- Unit Switch
  
  100
- Display
  
  100
- Keypad
  
  100
- Battery Back-Up
  
  100
- Transformer
  
  100
- Single System Select and Programming # of Compressors
  
  100

York Categories

Air Conditioner Heat Pump Chiller Furnace Air Handlers

More York Manuals

York YCAL0027EC Air-Cooled Scroll Chiller Manuals

York YCAL0027EC Installation Operation & Maintenance (156 pages)

Table of Contents

Section 1 - General Chiller Information & Safety

Section 2 - Product Description

Section 3 -Handling and Storage

Section 4 - Installation

Section 5 - Commissioning

Section 6 - Technical Data

Section 7 - Unit Controls

Section 8 - Unit Operation

Section 9

Service and Troubleshooting

Section 10 - Maintenance

York YCAL0027EC Installation Operation & Maintenance (166 pages)

Table of Contents

Table of Contents

List of Figures

Section 1 - General Chiller Information and Safety

Introduction

Safety

Warranty

About this Manual

Misuse of Equipment

Responsibility for Safety

Section 2 - Product Description

Introduction

General System Description

Accessories and Options

Unit Components

Control / Power Panel Components

Product Identification Number (Pin)

Basic Unit Nomenclature

Refrigerant Flow Diagram

Inspection

Section 3 - Handling and Storage

Moving the Chiller

Delivery and Storage

Section 4 - Installation

Installation Checklist

Handling

Inspection

Location and Clearances

Spring Isolators (Optional)

Compressor Mounting

Remote Cooler Option

Chilled Liquid Piping

Duct Work Connection

Wiring

Compressor Heaters

Single Point Supply Connection

Control Wiring

Preparation - Power off

Section 5 - Commissioning

Preparation - Power on

Equipment Startup Checklist

Setpoints Entry List

Checking Superheat and Subcooling

Leak Checking

Unit Operating Sequence

Section 6 - Technical Data

Operational Limitations (English)

Operational Limitations (Si)

Physical Data (English)

Sound Data (English)

Electrical Data (English)

Electrical Notes and Legend

Dimensions

Technical Data - Clearances

Isolators

Section 7 - Unit Controls

Introduction

Microprocessor Board

Unit Switch

Display

Keypad

Battery Back-Up

Transformer

Single System Select and Programming # of Compressors

Related Products