York MILLENNIUM, Manual

Page 1: ...INSTALL OPERATION MAINT MILLENNIUM REMOTE CONTROL CENTER FOR STYLE F AIR COOLED SCREW CHILLER New Release Form 201 18 NM1 2 300 28376A NEW EXPANDED USER GUIDE INCLUDED See Section 3...

Page 2: ...rted 9 Remote Programming 9 System Status 9 System Operating Data 10 System Operating Data Readouts 10 Printing 10 System Faults Shutdowns 10 SECTION 3 REFRIGERATION OVERVIEW 11 Checking for Proper Op...

Page 3: ...as 4000 ft 1219 m of wiring will allow PRINTER CONNECTION The printer communicates through the RCC RS 232 port which are terminals at TB2 marked TXD RXD and DGND as shown on page 6 INSTALLATION CHECKL...

Page 4: ...he data fields ENTER ADV Enter key is used to store new values into memory Other keys on the unit are self explanatory PROGRAMMING SETUP AT THE CHILLER Press the PROGRAM key and scroll by repeatedly t...

Page 5: ...tions link be tween the chiller MicroComputer Control Center and the Remote Control Center has been lost This loss of communications can be the result of a disconnect in the communications cable betwe...

Page 6: ...YORK INTERNATIONAL 6 LD02734 FIG 1 RCC WIRING CONNECTIONS RCC HARDWARE AND SETUP CONT D RCC Hardware and Setup...

Page 7: ...FORM 201 18 NM1 2 7 YORK INTERNATIONAL LD02733 FIG 2 REMOTE CONTROL CENTER INSTALLATION DETAILS RCC HARDWARE AND SETUP CONT D 1...

Page 8: ...then left in the chiller to allow quick printer connect disconnect feature Order extra adapter 957012582 Cost is 10 Printer specs Default settings are 1200 Baud 8 data bits no parity 1500 character bu...

Page 9: ...Gen eral status messages are shown below Additional de tails are provided in the IOM General status messages can be the following UNIT SWITCH OFF switch located on front panel DAILY SCHEDULE SHUTDOWN...

Page 10: ...be reviewed by a competent technician for ab normal trends or parameters When the PRINT key is pressed the display will prompt the operator to select either the OPER DATA or the HISTORY to print Selec...

Page 11: ...ATION CYCLE The refrigeration cycle description that follows can be traced on the refrigerant flow diagram Figure 4 page 13 for an R 22 YCAS F water chiller The refrigerant change of state as it chang...

Page 12: ...ools it condenses into a liquid Visible through the sys tem sight glass 4 With sufficient cooling a stream of warm high pressure pure liquid refrigerant exits the condenser It is then fed to an expans...

Page 13: ...High Pressure Vapour Oil COMP Compressor CDR Condenser Coil CLR Cooler EC Economizer Added to some models OC Oil Cooler OS Oil Separator Air Entering Compressor R 22 Refrigerant Circuit Number Thermos...

Page 14: ...OMP OS CDR OC FAN STAGES AMBIENT AIR TEMP OIL PRESS OIL TEMP m 2 s ECONO TXV LLSOLV On Off SUCTION PRESS TEMP S HEAT DISCH PRESS TEMP S HEAT Compressor Info MC FLA HOURS STARTS RUN TIME SV STEP 0 75 W...

Page 15: ...G BAR G 1 DISCHARGE PRESSURE ____PSIG BAR G 1 SUCTION TEMP ________________ F C 1 DISCH TEMP __________________ F C 1 OIL TEMP _____________________ F C 1 SAT SUCT TEMP _______________ F C 1 SUCT SUPE...

Page 16: ...the saturated state Temperature F Pressure PSI 92 173 7 94 179 1 96 184 6 98 190 2 100 195 9 102 201 8 104 207 7 106 213 8 108 220 0 110 226 4 112 232 8 114 239 4 116 246 1 118 252 9 120 259 9 122 26...

Page 17: ...FORM 201 18 NM1 2 17 YORK INTERNATIONAL LD05447 3 FIG 6 VAPOR COMPRESSION REFRIGERATION CYCLE...

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Page 19: ...14 770 0909 NEW JERSEY Newark YORK International Corp 908 225 0606 NEVADA Las Vegas YORK International Corp 702 873 2200 NEW YORK Buffalo YORK International Corp 716 633 2172 New York YORK Internation...

Page 20: ...or of the 2000 U S Olympic Team 36USC380 P O Box 1592 York Pennsylvania USA 17405 1592 Subject to change without notice Printed in USA Copyright by York International Corporation 2000 ALL RIGHTS RESER...