Document Outline

• GENERAL SAFETY GUIDELINES
• TABLE OF CONTENTS AND TABLES
• PRODUCT IDENTIFICATION NUMBER (PIN)
• REFRIGERANT FLOW DIAGRAM
  • FIG. 1 – 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)
  • FIG. 2 – MULTI POINT POWER SUPPLY WIRING
• OPTIONAL SINGLE POINT POWER SUPPLY WIRING – (0040 - 0080)
  • FIG. 3 – OPTIONAL SINGLE POINT POWER SUPPLY WIRING
• OPTIONAL SINGLE-POINT POWER SUPPLY WIRING N-F DISC SW OR CIRC BKR (0014 - 0080)
  • FIG. 4 – OPTIONAL SINGLE POINT POWER WIRING
• CONTROL WIRING
  • FIG. 5 – CONTROL WIRING
• ELECTRICAL NOTES
• ELECTRICAL DATA
  • TABLE 1 – MICROPANEL POWER SUPPLY
• ELECTRICAL DATA – STANDARD SINGLE POINT POWER YCAL0014SC - YCAL0034SC
  • TABLE 2 – STANDARD SINGLE POINT POWER
• ELECTRICAL DATA – STANDARD DUAL POINT POWER YCAL0040SC - YCAL0080SC
  • TABLE 3 – STANDARD DUAL POINT POWER
• ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0014SC - YCAL0034SC
  • TABLE 4 – OPTIONAL SINGLE POINT POWER
• ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0040SC - YCAL0060SC
  • TABLE 5 – OPTIONAL SINGLE POINT POWER
• ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0064SC - YCAL0080SC
  • TABLE 6 – OPTIONAL SINGLE POINT POWER
• OPERATIONAL LIMITATIONS (ENGLISH)
  • TABLE 7 – TEMPERATURES AND FLOWS
  • VOLTAGE LIMITATIONS
    • TABLE 8 – VOLTAGES
  • TABLE 9 – COOLER PRESSURE DROP CURVES
  • TABLE 10 – ETHYLENE GLYCOL CORRECTION FACTORS
• OPERATIONAL LIMITATIONS (METRIC)
• TABLE 11 – TEMPERATURES AND FLOWS
• VOLTAGE LIMITATIONS
  • TABLE 12 – VOLTAGES
  • TABLE 13 – COOLER PRESSURE DROP CURVES
  • TABLE 14 – ETHYLENE GLYCOL CORRECTION FACTORS
• PHYSICAL DATA (ENGLISH) YCAL0014SC - YCAL0080SC
  • TABLE 15 – PHYSICAL DATA (ENGLISH)
• PHYSICAL DATA (METRIC) YCAL0014SC - YCAL0080SC
  • TABLE 16 – PHYSICAL DATA (METRIC)
• DIMENSIONS (ENGLISH) YCAL0014SC - YCAL0020SC
  • TABLE 17 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (ENGLISH) YCAL0024SC - YCAL0034SC
  • TABLE 18 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (ENGLISH) YCAL0040SC - YCAL0060SC
  • TABLE 19 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (ENGLISH) YCAL0064SC - YCAL0080SC
  • TABLE 20 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (METRIC) YCAL0014SC - YCAL0020SC
  • TABLE 21 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (METRIC) YCAL0024SC - YCAL0034SC
  • TABLE 22 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (METRIC) YCAL0040SC - YCAL0060SC
  • TABLE 23 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• DIMENSIONS (METRIC) YCAL0064SC - YCAL0080SC
  • TABLE 24 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
• PRE-STARTUP CHECKLIST
  • CHECKING THE SYSTEM PRIOR TO INITIAL START (NO POWER)
  • PANEL CHECKS (POWER ON – BOTH UNIT SWITCH OFF)
  • INITIAL START-UP
  • CHECKING SUPERHEAT AND SUBCOOLING
  • LEAK CHECKING
• UNIT OPERATING SEQUENCE
• UNIT CONTROLS YORK MILLENNIUM CONTROL CENTER
  • INTRODUCTION
  • MICROPROCESSOR BOARD
  • UNIT SWITCH
  • DISPLAY
  • KEYPAD
  • BATTERY BACK-UP
  • UNIT STATUS
• “STATUS” KEY
  • GENERAL STATUS MESSAGES
  • FAULT STATUS MESSAGES
  • SYSTEM SAFETIES
  • UNIT SAFETIES
  • UNIT WARNING
• STATUS KEY MESSAGES
  • TABLE 26 – STATUS KEY MESSAGES
• DISPLAY/PRINT KEYS
  • OPER DATA Key
  • TABLE 27 – OPERATION DATA
  • PRINT Key
  • OPERATING DATA PRINTOUT
  • HISTORY PRINTOUT
  • HISTORY DISPLAYS
• “ENTRY” KEYS
  • UP AND DOWN ARROW KEYS
  • ENTER/ADV key
• “SETPOINTS” KEYS
  • COOLING SETPOINTS
  • TABLE 28 – COOLING SETPOINTS PROGRAMMABLE LIMITS AND DEFAULTS
  • SCHEDULE/ADVANCE DAY key
  • PROGRAM key
  • TABLE 29 – PROGRAM KEY LIMITS AND DEFAULTS
  • TABLE 30 – SETPOINTS QUICK REFERENCE LIST
• “UNIT” KEYS
  • OPTIONS key
  • CLOCK
  • TABLE 31 – UNIT KEYS PROGRAMMING QUICK REFERENCE LIST
• 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)
    • TABLE 37 – RETURN CHILLED LIQUID CONTROL FOR 6 COMPRESSORS (8 STEPS)
    • TABLE 38 – RETURN CHILLED LIQUID CONTROL FOR 4 COMPRESSORS (6 STEPS)
  • 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
  • FIG. 10 – PRINTER TO MICROBOARD ELECTRICAL CONNECTIONS
  • TABLE 50 – TROUBLESHOOTING
• MAINTENANCE
  • IMPORTANT
  • COMPRESSORS
  • CONDENSER FAN MOTORS
  • CONDENSER COILS
  • OPERATING PARAMETERS
  • ON-BOARD BATTERY BACK-UP
  • OVERALL UNIT INSPECTION
• ISN CONTROL
  • RECEIVED DATA (CONTROL DATA)
  • TABLE 51 – ISN RECEIVED DATA
  • TRANSMITTED DATA
  • TABLE 52 – ISN TRANSMITTED DATA
  • TABLE 53 – ISN TRANSMITTED DATA
  • TABLE 54 – ISN OPERATIONAL AND FAULT CODES
• ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
  • FIG. 11 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
  • FIG. 12 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0034SC
  • FIG. 13 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0034SC
  • FIG. 14 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
  • FIG. 15 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
  • FIG. 16 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
  • FIG. 17 – ELEMENTARY DIAGRAM
• ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
  • FIG. 18 – ELEMENTARY DIAGRAM
• APPENDIX 1 (ALUMINUM FINS)
  • (ALUMINUM FINS) 1" DEFLECTION – WEIGHT DISTRIBUTION POINT SPRING LOCATION
  • SEISMIC WEIGHT DISTRIBUTION POINT SPRING LOCATION
  • ISOLATOR SPRING IDENTIFICATION TABLE
• APPENDIX 1 (COPPER FINS)
  • 1" DEFLECTION – WEIGHT DISTRIBUTION POINT SPRING LOCATION
  • SEISMIC WEIGHT DISTRIBUTION POINT SPRING LOCATION
  • ISOLATOR SPRING IDENTIFICATION TABLE
• APPENDIX 1 (DIMENSIONS)
  • FIG. 19 – TYPE CP 1
  • FIG. 20 – TYPE CP 2
  • FIG. 21 – R SPRING SEISMIC ISOLATORS
• INSTALLATION AND ADJUSTING INSTALLATIONS TYPE CP MOUNTING
  • FIG. 22 – TYPE CP MOUNTING
• “AEQM” SPRING-FLEX MOUNTING INSTALLATION AND ADJUSTMENT INSTRUCTIONS
  • FIG. 23 – “AEQM” SPRING-FLEX MOUNTING