Danfoss Turbocor TT Series, Service Manual, Page: 4 / 294

Chapter 4.0 Component Identification 47
4.1 Compressor Covers 52
4.1.1 Mains Input Cover 52
4.1.1.1 Mains Input Cover Removal and Installation 52
4.1.2 Top Cover 53
4.1.2.1 Top Cover Removal and Installation 53
4.1.3 Service Side Cover 54
4.1.3.1 Service Side Cover Removal and Installation 54
4.1.4 Capacitor Cover 55
4.1.4.1 Capacitor Cover Removal and Installation 55
4.1.5 Compressor Cover Torque Specifications 57
4.2 Cooling Adapter 58
4.2.1 Cooling Adapter Removal and Installation 59
4.2.2 Cooling Adapter Torque Specifications 59
4.3 Compressor Interface Module 60
4.3.1 Compressor Interface Module Connection Descriptions 60
4.3.2 Compressor Interface Module Verification 62
4.3.2.1 Determining if the Compressor Interface Module is Draining Energy 62
4.3.2.2 Compressor Interface Module Communication Verification 62
4.3.2.3 Interlock Verification 63
4.3.3 Compressor Interface Module Removal & Installation 63
4.3.3.1 Compressor Interface Module Removal 63
4.3.3.2 Compressor I/O Board Installation 64
4.4 Compressor Interface Cable 65
4.4.1 Compressor Interface Cable Verification 65
4.4.2 Compressor Interface Cable Removal and Installation 65
4.4.2.1 Compressor Interface Cable Removal 65
4.4.2.2 Compressor Interface Cable Installation 65
4.5 Compressor Controller Cable Harness 67
4.5.1 Compressor Controller Cable Connections 67
4.5.2 Compressor Controller Cable Harness Removal and Installation 68
4.5.3 Compressor Controller Cable Harness Torque Specifications 71
4.6 Solenoids and Coils 72
4.6.1 Solenoid and Coil Connections 72
4.6.2 Solenoid Coil Harness 73
4.6.2.1 Solenoid Coil Harness Removal and Installation 73
4.6.3 Solenoid Verification 73
4.6.3.1 Resistance Measurement of Cooling Solenoid Coils 73
4.6.3.2 Output Voltage to Solenoid Coils 74
4.6.3.3 Cooling Path Blockage Inspection 74
Page 4 of 294 - M-SV-001-EN Rev. H 1/23/2023