Table of Contents | York YCAS0130 guide

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

4	YORK INTERNATIONAL

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York YCAS0130 manual Table of Contents

Contents

INSTALLATION, Operation & Maintenance New Release AIR-COOLED Screw Liquid Chillers Changeability of this Document XXXXX-XXX General Safety Guidelines Safety Symbols Table of Contents Table of Contents CONT’D Micro Panel Contents Maintenance List of Tables Dimensions SI List of Figures General Chiller Information & Safety Standards for Safety General Access Suitability for ApplicationStructural Support Mechanical Strength High Temperature and Pressure Cleaning Rotating PartsSharp Edges Refrigerants and Oils General Description Product DescriptionCompressor Evaporator Condenser Power and Control Panel EconomizerOil Separator/System Oil Cooling Each power compartment contains Control section containsOptions sections contain Microprocessor Controls Current Overload Motor Protection Modules 2ACEHaxxx Improper Phase Sequence Current Imbalance Loaded & Unloaded/ Loss of PhaseThermal Overload Motor Protector DIP Switch Setting Ycas Style G, ACROSS-THE-LINE 60 HZ Motor Protector DIP Switch Setting CONT’D Ycas Style G, WYE Delta Start 60 HZ 321 126 279 109 Display Multiple Point Power Connection Standard Single-Point Power Connection without Circuit ProtectionProgram Control Circuit Terminal Block Following options provide added protection Data Basic Part Number Product Identification Number PIN Examples Lifting Weights Handling and Storage Unit Rigging Lifting Lugs Installation Installation Installation General Requirements Water Treatment Weld Flange Optional FlangesD5 = 1.447 x L Units with Single-Point Power Supply Wiring Alarm Contacts Flow SwitchRemote Setpoint Offset Temperature Remote Emergency Stop Device Power Panel Layouts Typical Power Panel Section Option Panel Layout Typical Option Panel Section Hz Models Logic Section LayoutDescription Logic Section Layout with Control Panel Logic Section Layout with Control Panel Customer Connections Customer Connections CB1, CB2, CB3 Commissioning Switch Settings Temperature SensorsProgrammed Settings Compressor Heaters System Switches InterlocksStart-up Oil Pressure This page intentionally left blank Operation This page intentionally left blank Glycol Correction Factors Technical DataGlycol Correction Example With YCAS0140 Ycas Temperature and FlowsMIN MAX Model Leaving Water Number Temperature C YcasAIR on Condenser C Physical Data English Units Model Number Ycas SI Units Model Number Ycas Operating Limitations and Sound Power Data Operating Limitations English Units Electrical Data Suitable for ∆ Start Across-The-Line-Start 719 PROTECTION13 Standard Optional NF Disc SW2 Model System #1 System #2 Volts Compressor Data Chiller FIELD-SUPPLIED Wiring Field Provided Power Supply 107 Suitable for Across-The-Line-Start RLA X-LRA QTY Compressor Data Compressor Model and Voltage Code DXS45LA Motor Code aVoltage Code MAX Amps Electrical Notes Voltage Code This page intentionally left blank Wiring Diagram Wiring Diagram ACROSS-THE-LINE Start LD09233 Elementary Diagram Elementary Diagram ACROSS-THE-LINE Start Controlpower Supply WYE-DELTA Start Elementary Diagram WYE-DELTA Start Elementary Diagram Controlpower Supply Power Panel System #1 Component Locations Control Panel Component Location Power Panel System #2 Component Locations LD09241 ACE Motor Protector Module Connection Diagram System Wiring Compressor Terminal BOX Elementary Diagram Control Circuit #3/#4 #5/#6 #7/#8 #9/#10 This page intentionally left blank Dimensions YCAS0130 YCAS0180 English Models Dimension Center of Gravity Alum Dimensions YCAS0130 YCAS0180 SI Model YCAS0130 0180 Dimensions SI 2573.0 1127.8 Dimensions YCAS0200 YCAS0230 English Model YCAS0200 YCAS0230 Dimensions English 119.4 43.2 38.0 Dimensions YCAS0200 YCAS0230 SI Model YCAS0200 YCAS0230 Dimensions SI 3032.8 Clearances Weight Distribution and Isolator Mounting Positions Aluminium and Black Fin Condenser Coils Isolator MAX Load Defl Spring Type & Size Color Type Awmr Isolator Details Isolator MAX Load Defl Type & Size Color MAX. Load Deflection Type Copper FIN Condenser Coils Weight Distribution by Model LBS Copper Fin Condenser Coils 544.3 29.7 50-553 250 1021.5 Aluminum FIN Coil Weight Distribution by Model LBS Aluminium Fin Condenser Coils With Silencer Kit 100 101 Aluminum Fin Condenser Coils 102 Copper Fin Condenser Coils with Silencer Kit 103 104 105 106 107 Refrigerant Flow Diagram 108 Process and Instrumentation Diagram 109 Component Locations 110 Compressor Components 111 Compressor Components CONT’D 112 113 114 115 Part Name 116 System Startup Checklist Switch Switch Open Switch Closed Setting Power on Both System Switches OFF118 119 SYS 120 121 Chiller Control Panel Programming and Data Access Keys Introduction & Physical Description 123 System Switches 1 Internal Clock & Memory Backup BatteryPower Supply Board Expansion Board Relay Output Boards 125 126 TOP View Side View127 Remote Start/Stop Remote Current Reset128 Remote Setpoint Temperature Reset 129 130 Designation Description 131 132 133 134 135 Status KEY General Status Messages & Fault Warnings Unit Switch OFFRemote Controlled Shutdown Schedule Shutdown System Switches OFF Anti-Recycle TimersAnti-Coincidence Timers Low Battery Warning Power Failure Warning Pump DownIncorrect Refrigerant Warning Incorrect Unit Type Warning Suction Temperature Limiting Low Ambient Temperature CutoutHigh Ambient Temperature Cutout Low Leaving Chilled Liquid Temperature Cutout Flow Switch Open High Discharge Temperature CutoutHigh Oil Differential Pressure Cutout 140 Low Oil Differential Pressure Cutout High Oil Temperature CutoutLow Suction Pressure Cutout High Compressor Motor Current Cutout 142 Low Evaporator Temperature Cutout R407C Only 143 Display Keys & Option Switches 144 145 MIN. Limit MAX. Limit Switch 1 Water / Glycol Cooling Open Switch 2 Ambient Temp. Range Low Ambient Cutout OpenClosed 146 Switch 3 Refrigerant Open Switch 4 Unit Type OpenDip Switch Physical Location and Setting Switch 5 Motor Current Average option start-up Open Switch 6 Heat Recovery Open Switch 7 Expansion Valve Type OpenSwitch 8 Standard Options Open 148 Print Keys Ycas 2 System ModelsCommon Data 149 System Data NoneISN 150 151 152 Chiller Data 153 154 155 156 Keys Entry Keys157 Setpoints Keys & Chilled Liquid Control 158 Load Timers Slide Valve ControlSlide Valve Position Compressor Starting & Loading Sequence 160 161 162 Clock Keys 163 164 165 High Discharge Pressure Cut-Out Program KEY166 High Discharge Pressure Unload Point 167 High Motor Current Unload Point Low Leaving Liquid Temperature Cutout168 Local/Remote Communications Imperial/SI Units DisplayAutomatic/Manual Lead/Lag 169 Automatic/Manual Power Failure Restart 170 Program Value Mode Low Limit High Limit Default 171 Electronic Expansion Valve 172 EEV Operation 173 174 EEV Output Program Value Mode LOW Limit High Limit Default EEV ProgrammingProgrammable Values Table MINIMUM/MAXIMUM 175 EEV Troubleshooting 176 Condenser FAN Control 177 178 OFF Service Mode Programmable Values 179 Code PER Phase System Voltage RLA Thru CT Ycas Style G, Across the Line Start 60 HZ180 Chiller NO. Model Voltage Leads Ycas Style G, Across the Line Start 60 HZ. Contd 181 Nameplate Leads Point Code System RLA PER Phase Voltage Ycas Style G, WYE Delta Start 60 HZ182 Model Voltage Chiller NO. Ycas Style G, WYE Delta Start 60 HZ. Contd 183 184 Sensor Calibration Charts Ambient Temperature SensorOil & Discharge Temperature Sensors Pressure Transducers Digital Outputs Control INPUTS/OUTPUTS186 Analog Inputs 187 Analog Outputs Digital Inputs188 ISN Control ISN Received DataISN Transmitted Data 189 ISN Transmitted Data Contd 190 191 ISN Operational and Fault Codes 192 193 Daily/Weekly Maintenance Maintenance194 Chiller / Compressor Operating Log Scheduled Maintenance195 196 Operating Log Compressor Unit OperationFLA % Maintenance Requirements for York Ycas Screw Chillers Procedure Weekly Quarterly SEMI-ANNUALLY Yearly Every197 Hours Service Schedule Minor Service Major Service General Periodic Maintenance Checks Standard Units198 Spare Parts Recommended SparesRecommended Compressor Oils 199 Problem Possible Cause Troubleshooting Guide200 Problem Possible Action Troubleshooting Guide CONT’D201 ALL Warranties and Guarantees are Void if Limited Warranty York Americas Engineered Systems202 Temperature Conversion Chart Temperature Conversion Chart Actual TemperaturesTemperature Conversion Chart Differential Temperatures Pressure Conversion Chart Gauge or Differential ALL Rights Reserved