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M-SV-001-EN Rev.E
Figure 63 - Cooling Valve Bodies ......................................................................................................................................................... 68
Figure 64 - Motor Cooling Solenoid Actuators ..............................................................................................................................69
Figure 65 - Motor Cooling Solenoid Cable Connector ................................................................................................................ 69
Figure 66 - Solenoid Cooling Path (TT300/TG230 Shown) ........................................................................................................70
Figure 67 - IGV Connections ................................................................................................................................................................. 71
Figure 68 - IGV Motor Feed Through .................................................................................................................................................72
Figure 69 - Disconnecting Power to the IGV Motor .....................................................................................................................73
Figure 70 - BMCC Insertion Guides.....................................................................................................................................................74
Figure 71 - Compressor Interface Module Ports ............................................................................................................................75
Figure 72 - Compressor Interface Module Jumper Locations ..................................................................................................75
Figure 73 - Removing the Compressor Interface Module From the DIN Rail ......................................................................78
Figure 74 - Bearing Control Signal Flow ........................................................................................................................................... 79
Figure 75 - Bearing Power Feed Throughs and PWM Connection Port ................................................................................80
Figure 76 - Bearing PWM Amplifier ....................................................................................................................................................80
Figure 77 - Connecting Leads to PWM Connector and HV- Test Point .................................................................................. 82
Figure 78 - Connecting Leads to PWM Connector and HV+ Test Point ................................................................................82
Figure 79 - Removing the PWM Amplifier ....................................................................................................................................... 83
Figure 80 - Radial Magnetic Bearings ................................................................................................................................................ 84
Figure 81 - Axial Magnetic Bearing ....................................................................................................................................................84
Figure 82 - Bearing Power Feed Throughs .......................................................................................................................................85
Figure 83 - Rear Bearing 6-Pin Orientation (TT300 Serial Numbers <081015110 Only) ................................................. 86
Figure 84 - Front Bearing 4-Pin Orientation .................................................................................................................................... 86
Figure 85 - Front and Rear Bearing Feed Throughs with Molex Connectors ......................................................................87
Figure 86 - Compressor Monitor Tool ................................................................................................................................................87
Figure 87 - Bearing Sensor Feed Throughs......................................................................................................................................88
Figure 88 - Bearing Sensor Cables ...................................................................................................................................................... 88
Figure 89 - Bearing Sensor Pin Locations .........................................................................................................................................89
Figure 90 - Cavity Temperature Sensor Terminal ...........................................................................................................................90
Figure 91 - Temperature vs. Resistance .............................................................................................................................................90
Figure 92 - Cavity Temperature Sensor Removal ..........................................................................................................................91
Figure 93 - Pressure/Temperature Cable Terminals ......................................................................................................................92
Figure 94 - Pressure/Temperature Sensor Pin Locations ............................................................................................................ 93
Figure 95 - SMT Tool Suite Launcher Strip ....................................................................................................................................... 97
Figure 96 - Fault Trigger Methods .......................................................................................................................................................99
Figure 97 - Bearing Calibration Tool .................................................................................................................................................105
Figure 98 - Bearing Calibration Flow ...............................................................................................................................................108
Figure 99 - Module Removal...............................................................................................................................................................115
Figure 100 - Motor Cooling Valve Solenoids .................................................................................................................................116
Figure 101 - Neoprene Gasket Removal .........................................................................................................................................116
Figure 102 - Dielectric Grease Under Gasket ................................................................................................................................117
Figure 103 - PWM Connectors ...........................................................................................................................................................117
Figure 104 - Dielectric Grease on Screws .......................................................................................................................................117
Figure 105 - Motor-Winding Sensor Dielectric Grease Application .....................................................................................118
Figure 106 - Motor Bus Bar Screws ...................................................................................................................................................119
Figure 107 - SCR Screw Dielectric Grease Application .............................................................................................................119
Figure 108 - Compressor Operation Troubleshooting Flowchart .........................................................................................124
Figure 109 - Compressor Voltage Troubleshooting Chart 1 ....................................................................................................125
Figure 110 - Compressor Voltage Troubleshooting Chart 2 ....................................................................................................126
List of Figures