Contents
Contents
General safety guidelines................................................................................................................................7
Safety symbols....................................................................................................................................... 7
YORK Chiller Access Manager - system security statement............................................................. 8
Changeability of this document...........................................................................................................9
Associated literature........................................................................................................................... 10
Conditioned based maintenance.......................................................................................................10
Nomenclature...................................................................................................................................... 11
Description of system and fundamentals of operation.............................................................................12
System operation description............................................................................................................ 12
Capacity control................................................................................................................................... 13
OptiView™ Control Center introduction...................................................................................................... 15
OptiView™ Control Center.................................................................................................................. 16
Safety stop............................................................................................................................................17
Interface conventions overview.........................................................................................................18
Display only.................................................................................................................................................18
Programmable............................................................................................................................................18
Navigation...................................................................................................................................................26
OptiView screens................................................................................................................................. 28
Home screen...............................................................................................................................................28
Home screen with stop button.................................................................................................................30
System screen.............................................................................................................................................31
Evaporator screen......................................................................................................................................33
Condenser screen...................................................................................................................................... 36
Heat recovery/head pressure control screen.........................................................................................39
Head pressure control screen.................................................................................................................. 43
Heat pump screen......................................................................................................................................45
Refrigerant level control screen............................................................................................................... 48
Compressor screen....................................................................................................................................50
Capacity control screen............................................................................................................................. 52
Capacity control setpoints screen............................................................................................................55
Anti-surge turning screen......................................................................................................................... 57
Capacity control override tuning screen................................................................................................. 58
Proximity probe calibration screen..........................................................................................................59
Hot gas bypass screen...............................................................................................................................61
Surge protection screen............................................................................................................................63
Variable Geometry Diffuser screen..........................................................................................................67
Variable Geometry Diffuser setpoints screen.........................................................................................69
Variable Geometry Diffuser calibration screen...................................................................................... 71
Pre-rotation vanes calibration screen......................................................................................................73
VSD tuning screen......................................................................................................................................75
Oil sump screen..........................................................................................................................................77
Electromechanical starter screen.............................................................................................................80
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center
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