Vertiv CoolPhase CDU - Page 5

9.5 Vertiv™ Liebert® Secondary Circuit Piping Installation Checks 86
10 Troubleshooting 87
11 Initial Start-up Checks and Commissioning Procedure for Warranty Inspection 91
12 Maintenance 93
12.1 Safety Instructions 93
12.2 Maintenance Schedule 94
12.3 Fluid and Piping Maintenance 94
12.4 Spare Parts 95
12.5 Electronic Expansion Valve (EEV) Maintenance 95
12.6 Compressor Maintenance 95
12.6.1 Compressor Oil 95
12.6.2 Replacement Compressors Compressor Electrical Failure (Motor Burnout) 96
12.6.3 Replacing a Compressor without Rotalock Valve on Digital Scroll Compressors with Electrical Failure
(Motor Burnout) 96
12.7 Flow Sensor 97
12.8 Outdoor Heat Rejection Condenser Maintenance 100
12.9 Mesh Filter Cleaning 100
13 Preventive Maintenance Checklist 101
Appendices 105
Appendix A: Technical Support and Contacts 105
Appendix B: Submittal Drawings 107
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Vertiv™ CoolPhase CDU Installer/User Guide