FORM 160.54-M1(503)
7
YORK INTERNATIONAL
FIG. 42 – COMPRESSOR MOTOR VARIABLE SPEED DRIVE
(VSD) ADAPTIVE CAPACITY CONTROL (ACC) BOARD .............................................. 81
FIG. 43 – ADAPTIVE CAPACITY CONTROL (ACC) BOARD - INTERFACE ................................. 82
FIG. 44 – ADAPTIVE CAPACITY CONTROL (ACC) BOARD ......................................................... 83
FIG. 45 – PROXIMITY PROBE - INTERFACE PROBE ................................................................. 86
FIG. 46 – PROXIMITY PROBE - INTERFACE PROBE .................................................................. 86
FIG. 47 – PROXIMITY PROBE - INTERFACE PROBE .................................................................. 87
FIG. 48 – PROXIMITY PROBE .......................................................................................................88
FIG. 49 – HIGH SPEED THRUST BEARING LIMIT SWITCH - INTERFACE ................................. 89
FIG. 50 – HIGH SPEED THRUST BEARING LIMIT SWITCH ........................................................ 90
FIG. 51 – REFRIGERANT LIQUID LEVEL SENSOR ..................................................................... 93
FIG. 52 – REFRIGERANT LIQUID LEVEL CONTROL - INTERFACE ........................................... 94
FIG. 53 – OIL PUMP VARIABLE SPEED DRIVE (VSD) ................................................................. 97
FIG. 54 – OIL PUMP VSD / OIL HEATER CONTROL – INTERFACE ............................................ 98
FIG. 55 – OIL PUMP VSD SPEED CONTROL SIGNAL ................................................................. 98
FIG. 56 – MICROGATEWAY INTERFACE BLOCK DIAGRAM ....................................................... 99
FIG. 57 – PRESSURE TRANSDUCERS ...................................................................................... 101
FIG. 58 – LEAVING CHILLED LIQUID TEMPERATURE .............................................................. 103
FIG. 59 – RETURN CHILLED LIQUID TEMPERATURE ............................................................. 108
FIG. 60 – RETURN AND LEAVING CONDENSING WATER......................................................... 111
FIG. 61 – OIL AND DISCHARGE TEMPERATURE......................................................................114
FIG. 62 – DROP LEG REFRIGERANT SENSOR ........................................................................119
FIG. 63 – EVAPORATOR REFRIGERANT SENSOR...................................................................119
FIG. 64 – INTERFACE, HOT GAS BYPASS ................................................................................. 128
FIG. 65 – MAIN DIAGNOSTICS SCREEN.................................................................................... 153
FIG. 66 – KEYPAD TEST SCREEN .............................................................................................. 154
FIG. 67 – DISPLAY TEST MAIN SCREEN.................................................................................... 155
FIG. 68 – BIT PATTERNS TEST SCREEN ................................................................................... 156
FIG. 69 – SERIAL INPUTS / OUTPUTS TEST SCREEN ............................................................. 157
FIG. 70 – MICROBOARD - COM 5 SERIAL DATA PORT............................................................. 158
FIG. 71 – DIGITAL INPUTS / OUTPUTS TEST SCREEN ............................................................ 159
FIG. 72 – ANALOG INPUTS TEST SCREEN ............................................................................... 162