YORK Millenniun Centrifugal Liquid Chillers

MODEL YT (STYLE J)
R123 COOLING ONLY
WITH OPTIVIEW™ CONTROL CENTER
FOR ELECTRO-MECHANICAL STARTER,
SOLID STATE STARTER & VARIABLE SPEED DRIVE

TABLE OF CONTENTS
SECTION 1 Description of System and Fundamentals of Operation
SECTION 2 OptiView Control Center
SECTION 3 Printers
SECTION 4 System Operating Procedures
SECTION 5 System Components Description
SECTION 6 Operational Maintenance
SECTION 7 Troubleshooting
SECTION 8 Maintenance
SECTION 9 Preventive Maintenance

LIST OF FIGURES
FIG. 1 – MODEL YT MILLENNIUM CHILLER
FIG. 2 – REFRIGERANT FLOW-THROUGH CHILLER
DETAIL A – COMPRESSOR PREROTATION VANES
FIG. 3 – CONTROL CENTER
FIG. 4 – HOME SCREEN
FIG. 5 – SYSTEM SCREEN
FIG. 6 – EVAPORATOR SCREEN
FIG. 7 – CONDENSER SCREEN
FIG. 8 – PURGE SCREEN
FIG. 9 – REFRIGERANT LEVEL CONTROL SCREEN
FIG. 10 – COMPRESSOR SCREEN
FIG. 11 – HOT GAS BYPASS SCREEN
FIG. 12 – SURGE PROTECTION SCREEN
FIG. 13 – PRE-ROTATION VANES CALIBRATION SCREEN
FIG. 14 – VSD TUNING SCREEN
FIG. 15 – OIL SUMP SCREEN
FIG. 16 – ELECTRO-MECHANICAL STARTER SCREEN
FIG. 17 – SOLID STATE STARTER (MOD A) SCREEN
FIG. 18 – SOLID STATE STARTER (MOD B) SCREEN
FIG. 19 – VARIABLE SPEED DRIVE SCREEN
FIG. 20 – VARIABLE SPEED DRIVE DETAILS SCREEN (All VSD except Part Number 371-02767-XXX (60 Hz) or 371-03700-XXX (50 Hz))
FIG. 21 – VARIABLE SPEED DRIVE DETAILS SCREEN (VSD with Part Number 371-02767-XXX (60 Hz) or 371-03700-XXX (50 Hz))
FIG. 22 – ADAPTIVE CAPACITY CONTROL DETAILS SCREEN
FIG. 23 – HARMONIC FILTER DETAILS SCREEN (All VSD except Part Number 371-02767-XXX (60 Hz) or 371-03700-XXX (50 Hz))
FIG. 24 – HARMONIC FILTER DETAILS SCREEN (VSD with Part Number 371-02767-XXX (60 Hz) or 371-03700-XXX (50 Hz))
FIG. 25 – SETPOINTS SCREEN
FIG. 26 – SETUP SCREEN
FIG. 27 – SCHEDULE SCREEN
FIG. 28 – USER SCREEN
FIG. 29 – COMMS SCREEN
FIG. 30 – PRINTER SCREEN
FIG. 31 – SALES ORDER SCREEN
FIG. 32 – OPERATIONS SCREEN
FIG. 33 – HISTORY SCREEN
FIG. 34 – HISTORY DETAILS SCREEN
FIG. 35 – SECURITY LOG SCREEN
FIG. 36 – SECURITY LOG DETAILS SCREEN
FIG. 37 – TREND SCREEN
FIG. 38 – TREND SETUP SCREEN
FIG. 39 – ADVANCED TREND SETUP SCREEN
FIG. 40 – COMMON SLOTS SCREEN
FIG. 41 – CUSTOM VIEW SCREEN
FIG. 42 – CUSTOM VIEW SETUP SCREEN
FIG. 43 – PRINTERS
FIG. 44 – SAMPLE PRINTOUT (STATUS)
FIG. 45 – SAMPLE PRINTOUT (SETPOINTS)
FIG. 46 – SAMPLE PRINTOUT (SCHEDULE)
FIG. 47 – SAMPLE PRINTOUT (SALES ORDER)
FIG. 48 – SAMPLE PRINTOUT (HISTORY)
FIG. 49 – SAMPLE PRINTOUT (SECURITY LOG)
FIG. 50 – SAMPLE PRINTOUT (TREND)
FIG. 51 – SAMPLE PRINTOUT (CUSTOM SCREEN REPORT)
FIG. 52 – SAMPLE PRINTOUT (ADAPTIVE CAPACITY CONTROL NEW MAP POINT REPORT)
FIG. 53 – SAMPLE PRINTOUT (ADAPTIVE CAPACITY CONTROL EXISTING MAP POINTS REPORT)
FIG. 54 – OPERATION SEQUENCE & TIMING DIAGRAM (ELECTRO-MECHANICAL & SOLID STATE STARTER APPLICATIONS)
FIG. 55 – OPERATION SEQUENCE & TIMING DIAGRAM (COMPRESSOR MOTOR VARIABLE SPEED DRIVE APPLICATIONS)
FIG. 56 – MINIMUM ENTERING CONDENSING WATER TEMPERATURE
FIG. 57 – LIQUID CHILLER LOG SHEETS
FIG. 58 – TURBOGUARD PURGE UNIT
FIG. 59 – SCHEMATIC DRAWING (YT) COMPRESSOR LUBRICATION SYSTEM
FIG. 60 – OIL RETURN SYSTEM
FIG. 61 – ASSEMBLY OF DEHYDRATOR
FIG. 62 – CHARGING OIL RESERVOIR WITH OIL
FIG. 63 – EVACUATION OF CHILLER
FIG. 64 – SATURATION CURVE
FIG. 65 – DIAGRAM - MEGGING MOTOR WINDINGS
FIG. 66 – MOTOR STATOR TEMPERATURE & INSULATION RESISTANCES
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Model YK Centrifugal Liquid Chillers Style G
250 THROUGH 3000 TONS
(879 through 10,500 kW)
Utilizing R-134a
Heat Recovery
Flooded Evaporator & Hybrid Falling Film Evaporator

Table of Contents


FORM 160.75-EG1 (512
Introduction
Ratings
Sustainability Focus
OptiView Control Center
Equipment Overview
Accessories and Modifications
Application Data
Dimensions (Ft. - In.) - Unit
Dimensions (Ft. - In.) - Nozzle Arrangements
Weights - English
Dimensions (mm) - Unit
Dimensions (mm) - Nozzle Arrangements
Weights - SI
Guide Specifications
SI Metric Conversion
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