York YCAL0080SC User Manual

Millennium, Air-cooled liquid chillers hermetic scroll

Text mode
Original mode

YCAL0014SC - YCAL0080SC

Standard, Glycol & Metric Models, Combined

200-3-60
230-3-60
380-3-60
460-3-60
575-3-60

MODELS ONLY

29224(R)A

INSTALLATION, OPERATION, MAINT.

MILLENNIUM

AIR-COOLED LIQUID CHILLERS

HERMETIC SCROLL

Supersedes: 150.62-NM1 (899)

Form 150.62-NM1 (700)

This manual is related to the following products:

YCAL0014SC

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
- 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