York YCAS0130 Installation, Operation & Maintenance Manual Download

Page: 4 / 204

YORK INTERNATIONAL

FORM 201.19-NM1 (204)

TABLE OF CONTENTS

SECTION 1 - GENERAL CHILLER

INFORMATION & SAFETY

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 ..................................................10
Electrical...............................................................10
Rotating Parts ....................................................... 11
Sharp Edges.......................................................... 11
Refrigerants and Oils............................................ 11
High Temperature and Pressure Cleaning ............ 11
Emergency Shutdown........................................... 11

SECTION 2 - PRODUCT DESCRIPTION

INTRODUCTION .........................................................12

General Description..............................................12
Compressor...........................................................12
Evaporator ............................................................13
Condenser.............................................................13
Economizer...........................................................14
Oil Separator/System............................................14
Oil Cooling...........................................................14
Capacity Control ..................................................14
Power and Control Panel......................................14
Each power compartment contains: .....................15
The control section contains:................................15
The options sections contain: ...............................15
Microprocessor Controls ......................................15
Motor Current Protection .....................................15
Motor Protection Modules (2ACE)......................16
Current Overload..................................................16
Thermal Overload ................................................17
Current Imbalance (Loaded & Unloaded)............17
Loss of Phase........................................................17
Improper Phase Sequence ....................................17

MOTOR STARTING.....................................................22
KEYPAD CONTROLS..................................................22

Display .................................................................22
Program ................................................................23

ACCESSORIES AND OPTIONS .................................23

Multiple Point Power Connection (Standard) ......23

Single-Point Power Connection with Individual
Circuit Protection .................................................23
Single-Point Power Connection with Combined
Circuit Protection ................................................23
Single-Point Power Connection without Circuit
Protection ............................................................23
Control Circuit Terminal Block............................23
Building Automation System (BAS) Interface.....23
Condenser Coil Protection ..................................23

DX EVAPORATOR AND STARTER OPTIONS .........24
UNIT ENCLOSURES OPTIONS .................................24
FAN OPTIONS..............................................................24
SOUND REDUCTION OPTIONS................................24
VIBRATION ISOLATION ...........................................24
UNIT NOMENCLATURE ............................................25
NAMEPLATE ENGINEERING DATA ........................25
PRODUCT IDENTIFICATION NUMBER (PIN) ........26

SECTION 3 - HANDLING AND STORAGE

DELIVERY AND STORAGE .......................................27
INSPECTION ................................................................27
MOVING THE CHILLER ............................................27

Lifting Weights.....................................................27

UNIT RIGGING ............................................................28

SECTION 4 - INSTALLATION

LOCATION REQUIREMENTS....................................29
OUTDOOR INSTALLATIONS ....................................29
INDOOR INSTALLATIONS ........................................29
LOCATION CLEARANCES ........................................29
COMPRESSOR FEET BOLT REMOVAL ...................30
VIBRATION ISOLATORS ..........................................31

Installation............................................................31

SHIPPING BRACES.....................................................31
PIPEWORK CONNECTION ........................................31

General Requirements ..........................................31

WATER TREATMENT..................................................32
PIPEWORK ARRANGEMENT....................................33
CONNECTION TYPES & SIZES.................................33
EVAPORATOR CONNECTIONS ................................33

Optional Flanges ..................................................33

REFRIGERANT RELIEF VALVE PIPING ..................33
DUCTWORK CONNECTION .....................................33

General Requirements ..........................................33

ELECTRICAL CONNECTION ....................................34
POWER WIRING..........................................................34
STANDARD UNITS WITH MULTI POINT POWER

SUPPLY WIRING .........................................................34