10 of 282 M-SV-001-EN Rev. G
Figure 4-259 Open Frame DC-DC .............................................................................................................................................................................................................................204
Figure 4-260 DC-DC Converter Removal ................................................................................................................................................................................................................205
Figure 4-261 DC-DC Rear Fastener Install ..............................................................................................................................................................................................................205
Figure 4-262 Potted DC-DC - Top View ...................................................................................................................................................................................................................206
Figure 4-263 Open Frame DC-DC - Top View ........................................................................................................................................................................................................206
Figure 4-264 Backplane ................................................................................................................................................................................................................................................207
Figure 4-265 Backplane Connections ......................................................................................................................................................................................................................208
Figure 4-266 Backplane Test Points ..........................................................................................................................................................................................................................209
Figure 4-267 Backplane LED Locations - Left Side ..............................................................................................................................................................................................209
Figure 4-268 Backplane LED Locations - Right Side ...........................................................................................................................................................................................210
Figure 4-269 Removing the Backplane ...................................................................................................................................................................................................................211
Figure 4-270 Serial Driver.............................................................................................................................................................................................................................................212
Figure 4-271 Serial Driver Removal ..........................................................................................................................................................................................................................214
Figure 4-272 Insertion Guides ....................................................................................................................................................................................................................................214
Figure 4-273 BMCC .........................................................................................................................................................................................................................................................215
Figure 4-274 BMCC Case Separation .......................................................................................................................................................................................................................216
Figure 4-275 BMCC Battery Measurement ............................................................................................................................................................................................................217
Figure 4-276 BMCC Removal ......................................................................................................................................................................................................................................217
Figure 4-277 BMCC Insertion Guides .......................................................................................................................................................................................................................218
Figure 4-278 PWM ..........................................................................................................................................................................................................................................................218
Figure 4-279 Bearing Control Signal Flow .............................................................................................................................................................................................................219
Figure 4-280 Bearing Power Feed Throughs and PWM Connection Port ...................................................................................................................................................219
Figure 4-281 Connecting Leads to PWM Connector and HV- and HV+ Test Points ................................................................................................................................221
Figure 4-282 Removing the PWM Amplifier .........................................................................................................................................................................................................222
Figure 4-283 PWM Amplifier Installation ...............................................................................................................................................................................................................222
Figure 4-284 Bearing Connections ...........................................................................................................................................................................................................................223
Figure 4-285 Front and Rear Bearing Feed Through Connectors ..................................................................................................................................................................224
Figure 4-286 Compressor Monitor Tool ..................................................................................................................................................................................................................225
Figure 4-287 Bearing Power Feedthrough Assembly ........................................................................................................................................................................................226
Figure 4-288 Bearing Power Feedthrough Alignment Pin ...............................................................................................................................................................................227
Figure 4-289 Bearing Power Feedthrough Torque Sequence .........................................................................................................................................................................227
Figure 4-290 Bearing Sensor Feedthroughs .........................................................................................................................................................................................................228
Figure 4-291 Bearing Sensor Pin Locations ...........................................................................................................................................................................................................229
Figure 4-292 Bearing Sensor Feed Through Removal .......................................................................................................................................................................................230
Figure 4-293 Bearing Sensor 9-Pin Feedthrough Connector Torque Sequence ......................................................................................................................................230
Figure 4-294 BMCC Insertion Guides .......................................................................................................................................................................................................................231
Figure 4-295 Cavity Sensor ..........................................................................................................................................................................................................................................231
Figure 4-296 Cavity Temperature Sensor Terminal .............................................................................................................................................................................................232
Figure 4-297 Temperature vs. Resistance ...............................................................................................................................................................................................................232
Figure 4-298 Cavity Temperature Sensor Removal .............................................................................................................................................................................................233
Figure 4-299 Pressure/Temperature Sensor ..........................................................................................................................................................................................................234
Figure 4-300 Pressure/Temperature Sensor Connections (All TTS/TGS Compressors) ..........................................................................................................................234
Figure 4-301 Pressure/Temperature Sensor Locations (TTH/TGH) ...............................................................................................................................................................234
Figure 4-302 Temperature vs. Resistance ...............................................................................................................................................................................................................235
Figure 4-303 Pressure/Temperature Cable Terminals ........................................................................................................................................................................................235
Figure 4-304 Pressure/Temperature Sensor Pin Locations ..............................................................................................................................................................................235
Figure 4-305 Suction Pressure/Temperature Sensor Removal .......................................................................................................................................................................236
Figure 4-306 Discharge Pressure/Temperature Sensor .....................................................................................................................................................................................236
Figure 4-307 Interstage Pressure/Temperature Sensor Removal ..................................................................................................................................................................237
Figure 5-1 Fault Trigger Methods ..............................................................................................................................................................................................................................244
Figure 5-2 Bearing Calibration Tool ..........................................................................................................................................................................................................................251
Figure 5-3 Bearing Calibration Flow .........................................................................................................................................................................................................................254
Figure 6-1 Module Removal ........................................................................................................................................................................................................................................264
Figure 6-2 Motor Cooling Valve Solenoids ............................................................................................................................................................................................................265
Figure 6-3 Motor Component Dielectric Grease Application .........................................................................................................................................................................266
Figure 6-4 Accessing Inside SCR to Cooling Manifold Fastener (TTS & TGS Compressors only) ........................................................................................................266
Figure 6-5 SCR Fastener Dielectric Grease Application .....................................................................................................................................................................................267
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