68 of 282 M-SV-001-EN Rev. G
4.6.1 Compressor Controller Cable Connections
Figure 4-21 Compressor Controller Cable Harness Variants
4.6.2 Compressor Controller Cable Harness Removal and Installation
Compressor Controller Cable Harness Removal
1. Isolate compressor power as described in section "1.8 Electrical Isolation" on page 19.
2. Remove the Service Side Cover. Refer to "4.2.3.1 Service Side Cover Removal and Installation"
on page 58.
3. Remove the Soft Start. Refer to "4.15.3 Soft Start Removal and Installation" on page 112.
TTH/TGH Compressors
To Discharge Pressure/
Temperature Sensor
To IGV Connector
To Suction Pressure/
Temperature Sensor
To Interstage Sensor
To J17 on Backplane
To J18 on Backplane
To J19 on Backplane
To J21 on Backplane
All TTS/TGS Rev. G and
Earlier Compressors
All TTS/TGS Rev. H
Compressors
To SCR
Temperature
Sensor
To Suction Pressure/
Temperature Sensor
To IGV Connector
To Discharge Pressure/
Temperature Sensor
To J19 on Backplane
To J21 on Backplane
To J18 on Backplane
To J17 on Backplane
To Discharge Pressure/
Temperature Sensor
To IGV Connector
To Suction Pressure/
Temperature Sensor
To J18 on Backplane
To J19 on Backplane
To J21 on Backplane