York YCAL0080SC User Manual
Millennium, Air-cooled liquid chillers hermetic scroll
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Table of contents
Document Outline
- Form 150.62-NM1 (700)
- GENERAL SAFETY GUIDELINES
- TABLE OF CONTENTS AND TABLES
- PRODUCT IDENTIFICATION NUMBER (PIN)
- REFRIGERANT FLOW DIAGRAM
- INSTALLATION
- INSTALLATION CHECK LIST
- HANDLING
- INSPECTION
- LOCATION AND CLEARANCES
- FOUNDATION
- GROUND LEVEL LOCATIONS
- ROOFTOP LOCATIONS
- NOISE SENSITIVE LOCATIONS
- SPRING ISOLATORS (OPTIONAL)
- COMPRESSOR MOUNTING
- REMOTE COOLER OPTION
- CHILLED WATER PIPING
- WIRING
- EVAPORATOR PUMP START CONTACTS
- SYSTEM RUN CONTACTS
- ALARM STATUS CONTACTS
- REMOTE START/STOP CONTACTS
- REMOTE EMERGENCY CUTOFF
- PWM INPUT
- LOAD LIMIT INPUT
- FLOW SWITCH INPUT
- STANDARD POWER SUPPLY WIRING – (0014 - 0080)
- OPTIONAL SINGLE POINT POWER SUPPLY WIRING – (0040 - 0080)
- OPTIONAL SINGLE-POINT POWER SUPPLY WIRING N-F DISC SW OR CIRC BKR (0014 - 0080)
- CONTROL WIRING
- ELECTRICAL NOTES
- ELECTRICAL DATA
- ELECTRICAL DATA – STANDARD SINGLE POINT POWER YCAL0014SC - YCAL0034SC
- ELECTRICAL DATA – STANDARD DUAL POINT POWER YCAL0040SC - YCAL0080SC
- ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0014SC - YCAL0034SC
- ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0040SC - YCAL0060SC
- ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0064SC - YCAL0080SC
- OPERATIONAL LIMITATIONS (ENGLISH)
- OPERATIONAL LIMITATIONS (METRIC)
- TABLE 11 – TEMPERATURES AND FLOWS
- VOLTAGE LIMITATIONS
- PHYSICAL DATA (ENGLISH) YCAL0014SC - YCAL0080SC
- PHYSICAL DATA (METRIC) YCAL0014SC - YCAL0080SC
- DIMENSIONS (ENGLISH) YCAL0014SC - YCAL0020SC
- DIMENSIONS (ENGLISH) YCAL0024SC - YCAL0034SC
- DIMENSIONS (ENGLISH) YCAL0040SC - YCAL0060SC
- DIMENSIONS (ENGLISH) YCAL0064SC - YCAL0080SC
- DIMENSIONS (METRIC) YCAL0014SC - YCAL0020SC
- DIMENSIONS (METRIC) YCAL0024SC - YCAL0034SC
- DIMENSIONS (METRIC) YCAL0040SC - YCAL0060SC
- DIMENSIONS (METRIC) YCAL0064SC - YCAL0080SC
- PRE-STARTUP CHECKLIST
- UNIT OPERATING SEQUENCE
- UNIT CONTROLS YORK MILLENNIUM CONTROL CENTER
- “STATUS” KEY
- STATUS KEY MESSAGES
- DISPLAY/PRINT KEYS
- “ENTRY” KEYS
- “SETPOINTS” KEYS
- “UNIT” KEYS
- UNIT OPERATION
- CAPACITY CONTROL
- LEAVING CHILLED LIQUID CONTROL
- FIG. 6 – LEAVING WATER TEMPERATURE CONTROL
- TABLE 32 – LEAVING CHILLED LIQUID CONTROL FOR 6 COMPRESSORS (8 STEPS)
- TABLE 33 – LEAVING CHILLED LIQUID CONTROL FOR 4 COMPRESSORS (6 STEPS)
- TABLE 34 – LEAVING CHILLED LIQUID CONTROL FOR 3 COMPRESSORS (SINGLE SYSTEM)
- TABLE 35 – LEAVING CHILLED LIQUID CONTROL FOR 2 COMPRESSORS (SINGLE SYSTEM)
- RETURN CHILLED LIQUID CONTROL (DUAL SYSTEM 4 AND 6 COMP UNITS ONLY)
- Compressor Staging for Return Water Control – 6 Compressors Cooling Setpoint = 45° F (7.2° C) Range = 10° F (5.6° C)
- EVAPORATOR PUMP CONTROL
- EVAPORATOR HEATER CONTROL
- CONDENSER FAN CONTROL
- TABLE 39 – CONDENSER FAN CONTROL USING OUTDOOR AMBIENT TEMPERATURE AND DISCHARGE PRESSURE
- TABLE 40 – CONDENSER FAN CONTROL USING DISCHARGE PRESSURE ONLY
- LOW AMBIENT CONDENSER FAN CONTROL
- TABLE 41 – LOW AMBIENT CONDENSER FAN CONTROL – AMBIENT TEMPERATURE AND DISCHARGE PRESSURE CONTROL
- TABLE 42 – LOW AMBIENT CONDENSER FAN CONTROL – DISCHARGE PRESSURE CONTROL
- PUMPDOWN (LLSV) CONTROL
- LOAD LIMITING
- ALARM STATUS
- COMPRESSOR SEQUENCING
- TABLE 43 – COMPRESSOR OPERATION – LOAD LIMITING
- EMS-PWM REMOTE TEMPERATURE RESET
- BAS/EMS TEMPERATURE RESET OPTION
- FIG. 7 – FIELD AND FACTORY ELECTRICAL CONNECTIONS OPTIONAL REMOTE TEMPERATURE RESET BOARD
- SERVICE AND TROUBLESHOOTING
- CLEARING HISTORY BUFFERS
- SOFTWARE VERSION
- SERVICE MODE
- SERVICE MODE - DIGITAL OUTPUTS
- SERVICE MODE - INPUTS
- CONTROL INPUTS/OUTPUTS
- TABLE 44 – MICROBOARD BINARY INPUTS
- TABLE 45 – MICROBOARD ANALOG INPUTS
- TABLE 46 – MICROBOARD OUTPUTS
- FIG. 8 – MICROBOARD LAYOUT
- CHECKING INPUTS AND OUTPUTS
- BINARY INPUTS
- ANALOG INPUTS – Temperature
- TABLE 47 – OUTDOOR AIR SENSOR TEMPERATURE/VOLTAGE/ RESISTANCE CORRELATION
- TABLE 48 – ENTERING AND LEAVING CHILLED LIQUID TEMP. SENSOR TEMPERATURE/VOLTAGE/ RESISTANCE CORRELATION
- ANALOG INPUTS – Pressure
- DIGITAL OUTPUTS
- FIG. 9 – MICROBOARD RELAY CONTACT ARCHITECTURE
- KEYPAD
- TABLE 49 – KEYPAD PIN ASSIGNMENT MATRIX
- OPTIONAL PRINTER INSTALLATION
- MAINTENANCE
- ISN CONTROL
- ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
- ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
- ELEMENTARY DIAGRAM YCAL0034SC
- ELEMENTARY DIAGRAM YCAL0034SC
- ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
- ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
- ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
- ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
- APPENDIX 1 (ALUMINUM FINS)
- APPENDIX 1 (COPPER FINS)
- APPENDIX 1 (DIMENSIONS)
- INSTALLATION AND ADJUSTING INSTALLATIONS TYPE CP MOUNTING
- “AEQM” SPRING-FLEX MOUNTING INSTALLATION AND ADJUSTMENT INSTRUCTIONS