York YHAU-CW Manual page 8

FORM 155.31-ICOM2.EN.UL
ISSUE DATE: 12/21/2018
LIST OF FIGURES
FIGURE 1 - Double Effect Steam-Fired Absorption Chiller Cycle Diagram ............................................................. 15
FIGURE 2 - YHAU-CW COMPONENTS ................................................................................................................16
FIGURE 3 - Warning ...............................................................................................................................................21
FIGURE 4 - Hoisting Procedures ............................................................................................................................23
FIGURE 5 - Moving the Machine on Rollers ...........................................................................................................24
FIGURE 6 - Moving the Machine on Tir rollers ........................................................................................................25
FIGURE 7 - Jack-up Procedure...............................................................................................................................25
FIGURE 8 - Jack-up Procedure...............................................................................................................................26
FIGURE 9 - Vibration and Isolation Details .............................................................................................................29
FIGURE 10 - Location Of Rupture Disk...................................................................................................................31
FIGURE 11 - YHAU-CW150-300EX(S), 360-800EX(Sw), 900-1100EXW(S), 1200-1600EXW3(S),
1000-2000EXW4(S) NOZZLE Locations ...........................................................................................34
FIGURE 12 - Hot and Cold Insulation ....................................................................................................................35
FIGURE 13 - Interior of Control Panel .....................................................................................................................36
FIGURE 14 - Exterior of Control Panel....................................................................................................................36
FIGURE 15 - Load Points for Double-effect Steam Units ........................................................................................42
FIGURE 16 - Power Wiring .....................................................................................................................................62
FIGURE 17 - Power Wiring .....................................................................................................................................64
FIGURE 18 - PLC Input Wiring................................................................................................................................66
FIGURE 19 - PLC Input Wiring................................................................................................................................68
FIGURE 20 - PLC Output Wiring .............................................................................................................................70
FIGURE 21 - Display/Analog Wiring........................................................................................................................72
FIGURE 22 - Display/Analog Wiring........................................................................................................................74
FIGURE 23 - PLC Analog Output Wiring .................................................................................................................76
FIGURE 24 - PLC and Touch Screen Wiring ...........................................................................................................77
FIGURE 25 - Steam Control Wiring.........................................................................................................................78
FIGURE 26 - External Connection Terminal Details ................................................................................................80
FIGURE 27 - Remote Transmission Signal .............................................................................................................81
FIGURE 28 - Signal Terminal Transition Wiring ......................................................................................................82
FIGURE 29 - Upper Communication System Configuration....................................................................................84
FIGURE 30 - Connection Detail for D-sub 9pin .......................................................................................................87
FIGURE 31 - 2 Wire 1:1 Connection with User-Created Cable ...............................................................................89
FIGURE 32 - 2 Wire N:1 Connection with User-Created Cable ..............................................................................89
FIGURE 33 - 4 Wire 1:1 Connection With User-Created Cable ..............................................................................90
FIGURE 34 - 4 Wire N:1 Connection With User-Created Cable .............................................................................90
FIGURE 35 - Sample Sound Testing for YHAU-CW Chiller ....................................................................................92
FIGURE 36 - Cooling Start Diagram .......................................................................................................................96
FIGURE 37 - Cooling Stop Diagram........................................................................................................................96
FIGURE 38 - Steam Sequential Operation Flowchart .............................................................................................97
FIGURE 39 - Stopping Absorption Chiller Steam Flowchart ...................................................................................97
FIGURE 40 - Main Screen.....................................................................................................................................107
FIGURE 41 - Data Screen .....................................................................................................................................109
FIGURE 42 - Solution Analysis / Control Panel Parts Replacement Screen ......................................................... 111
FIGURE 43 - Solution Pump Overhaul / Refrigerant Pump Overhaul Screen....................................................... 112
FIGURE 44 - Trend Screen ................................................................................................................................... 113
FIGURE 45 - Hourly Operation History Screen by Hours...................................................................................... 114
FIGURE 46 - Operation History Screen by Minutes .............................................................................................. 116
FIGURE 47 - Failure History Screen ..................................................................................................................... 118
FIGURE 48 - Alarm History Screen .......................................................................................................................120
FIGURE 49 - Failure and Alarm Screen ................................................................................................................122
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JOHNSON CONTROLS