York eco YCAS0965EB Manuals

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York eco YCAS0965EB Manual (232 pages)

OPTIMIZED R-407C AIR-COOLED LIQUID CHILLER

Brand: York | Category: Chiller | Size: 8.64 MB

Table of Contents
2
Section 1 General Chiller Information & Safety

11
- Introduction
  
  11
- Warranty
  
  11
- Safety
  
  11
  - Standards for Safety
    11
- Responsibility for Safety
  
  12
- About this Manual
  
  12
- Misuse of Equipment
  
  12
  - Suitability for Application
    12
  - Structural Support
    12
  - Mechanical Strength
    12
  - General Access
    12
  - Pressure Systems
    12
  - Electrical
    12
  - Rotating Parts
    13
  - Sharp Edges
    13
  - Refrigerants and Oils
    13
  - High Temperature and Pressure Cleaning
    13
- Emergency Shutdown
  
  13
Section 2 Product Description

14
- Introduction
  
  14
- Motor Starting
  
  24
- Keypad Controls
  
  24
  - Display
    24
  - Entry
    25
  - Setpoints
    25
  - Clock
    25
  - Print
    25
  - Program
    25
- Accessories and Options
  
  25
- Unit Enclosures
  
  26
- Fans
  
  26
- Sound Reduction Options
  
  26
- DX Cooler Options
  
  26
- Unit Nomenclature and Nameplate Engineering Data
  
  27
  - Basic Part Number
    27
  - Options Section of Part Number
    27
Section 3 Handling and Storage

29
- Delivery and Storage
  
  29
- Inspection
  
  29
- Moving the Chiller
  
  29
  - Lifting Weights
    29
- Unit Rigging
  
  30
  - Fig. 3 &#X96; Unit Rigging
    30
  - Fig. 4 &#X96; Lifting Lugs
    30
Section 4 Installation

31
- Location Requirements
  
  31
- Outdoor Installations
  
  31
- Indoor Installations
  
  31
- Location Clearances
  
  31
- Installation of Vibration Isolators
  
  32
  - Installation
    32
- Shipping Braces
  
  32
- Pipework Connection
  
  32
  - General Requirements
    32
- Water Treatment
  
  33
- Pipework Arrangement
  
  33
  - Fig. 5 &#X96; Pipework Arrangement
    33
- Connection Types & Sizes
  
  34
- Cooler Connections
  
  34
  - Option Flanges
    34
- Refrigerant Relief Valve Piping
  
  34
- Ductwork Connection
  
  34
- Electrical Connection
  
  35
- Power Wiring
  
  35
- Standard Units with Multi Point Power Supply Wiring
  
  35
  - Units with Single-Point Power Supply Wiring
    35
- 115VAC Control Supply Transformer
  
  35
  - Remote Emergency Stop Device
    36
- Control Panel Wiring
  
  36
- Volts Free Contacts
  
  36
  - Chilled Liquid Pump Starter
    36
  - Run Contact
    36
  - Alarm Contacts
    36
- System Inputs
  
  36
  - Flow Switch
    36
  - Remote Run / Stop Switch
    36
  - Remote Print
    36
- Power and Control Panel Layouts (Wye-Delta Typical)
  
  37
  - Fig. 8 &#X96; Power Panel Section
    37
- Options Panel Layout (Typical)
  
  38
  - Fig. 9 &#X96; Options Panel Layout (Typical)
    38
- Logic Section Layout
  
  39
  - Fig. 10 &#X96; Logic Section Layout
    39
- Logic Section Layout with Control Panel Layout
  
  40
  - Fig. 11 &#X96; Logic Section Layout with Control Panel Layout
    40
- Customer Connections
  
  41
  - Fig. 12 &#X96; Customer Connections
    41
  - FIG.13 &#X96; CUSTOMER CONNECTIONS
    42
Section 5 Commissioning

43
- Preparation
  
  43
- Preparation &#X96; Power off
  
  43
- First Time Start-Up
  
  45
Section 6 Operation

46
- General Description
  
  46
- Start-Up
  
  46
- Normal Running and Cycling
  
  46
- Shutdown
  
  46
Section 7 Technical Data

47
Section 8 Micro Panel Contents

171
Introduction & Physical Description

172
- 1.1 General
  172
- 1.2 Keypad & Display
  172
- 1.3 Unit (Chiller) on / off Switch
  173
- 1.4 Microprocessor Board
  173
- 1.5 Ancillary Circuit Boards
  173
- 1.6 Circuit Breakers
  174
- Current Transformers (C.T.)
  174
- Transformers
  175
- Motor Protector Modules
  175
- Fig. 70 &#X96; Motor Protector
  176
  - EMS/BAS Controls
    177
  - Microprocessor Board Layout
    179
- Fig. 71 &#X96; Component Layout
  179
  - Logic Section Layout
    180
- Fig. 72 &#X96; Logic Section Layout
  180
  - Anti-Recycle Timer
    181
  - Anti-Coincidence Timer
    181
  - Evaporator Pump Control
    181
  - Compressor Heater Control
    181
  - Evaporator Heater Control
    181
  - Pumpdown (LLSV) Control
    181
  - Alarms
    181
  - Run Status (Chiller)
    182
  - Lead / Lag Compressor Selection
    182
  - Or 4 Compressor Chiller Configuration
    182
Status Key: General Status Messages and Fault Warnings

183
- General
  183
- General Status Messages
  183
- Unit Warnings
  184
- Anticipation Control Status Messages
  185
- Unit Fault Status Messages
  186
- System Fault (Safety) Status Messages
  187
- Fig. 73 &#X96; Suction Pressure Cutout
  188
  - Printout on Fault Shutdown
    190
Display Keys & Option Switches

191
- General
  191
- Chilled Liquid Temps Key
  191
- System # Data Keys
  192
- Ambient Temp Key
  192
- Motor Current Key
  192
- Operating HRS / Start Counter Key
  193
- Options Key & Dip Switch Settings
  193
- Fig. 74 &#X96; Enlarged Photograph of Dip Switches on Microprocessor Board
  194
  - Function Key
    195
Print Keys

196
- General
  196
- Oper Data Key
  196
- Operating Data &#X96; Local Display Messages
  196
- Operating Data &#X96; Remote Printout
  197
- History Key
  199
- Fault History Data &#X96; Local Display Messages
  199
- 4.7 FAULT HISTORY DATA &#X96; REMOTE PRINTOUT
  202
Entry Keys

203
- General
  203
- Numerical Keypad
  203
- Enter Key
  203
- Cancel Key
  203
Setpoints Keys & Chilled Liquid Control

204
- General
  204
- Chilled Liquid Temperature Control
  204
- Local Cooling Setpoints Key
  207
- Remote Cooling Setpoints Key
  207
Clock Keys

208
- General
  208
- Set Time Key
  208
- Set Schedule / Holiday Key
  209
- Manual Override Key
  210
Program Key

211

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York eco YCAS0965EB Manuals

York eco YCAS0965EB Manual (232 pages)

Table of Contents

Section 1 General Chiller Information & Safety

Introduction

Warranty

Safety

Responsibility for Safety

About this Manual

Misuse of Equipment

Emergency Shutdown

Section 2 Product Description

Introduction

Motor Starting

Keypad Controls

Accessories and Options

Unit Enclosures

Fans

Sound Reduction Options

DX Cooler Options

Unit Nomenclature and Nameplate Engineering Data

Section 3 Handling and Storage

Delivery and Storage

Inspection

Moving the Chiller

Unit Rigging

Section 4 Installation

Location Requirements

Outdoor Installations

Indoor Installations

Location Clearances

Installation of Vibration Isolators

Shipping Braces

Pipework Connection

Water Treatment

Pipework Arrangement

Connection Types & Sizes

Cooler Connections

Refrigerant Relief Valve Piping

Ductwork Connection

Electrical Connection

Power Wiring

Standard Units with Multi Point Power Supply Wiring

115VAC Control Supply Transformer

Control Panel Wiring

Volts Free Contacts

System Inputs

Power and Control Panel Layouts (Wye-Delta Typical)

Options Panel Layout (Typical)

Logic Section Layout

Logic Section Layout with Control Panel Layout

Customer Connections

Section 5 Commissioning

Preparation

Preparation &#X96; Power off

First Time Start-Up

Section 6 Operation

General Description

Start-Up

Normal Running and Cycling

Shutdown

Section 7 Technical Data

Flow Rate and Pressure Drop Charts

Temperature and Flows

Physical Data (English Units)

Physical Data (si Units)

Operating Limitations & Sound Power Data

Electrical Data (60 Hz)

Electrical Notes (60 Hz)

Power Connection Options (60 Hz)

Electrical Data (50 Hz)

Electrical Notes (50 Hz)

Power Connection Options (50 Hz)

Elementary Diagram

Wiring Diagrams&#X96;Across-The-Line Start and Wye-Delta Start

Standard 3 Compressor Power Supplies Wye-Delta Start

Wiring Diagram &#X96; Across-The Line Start

Standard Compressor Power Supplies &#X96; Across-The Line Start and Wye-Delta Start

Connection Diagram

Connection Diagram &#X96; Electrical Box