Vertiv Liebert CR025 - 2.2. Installation Space Requirements; 2.2.1. Maintenance Space Requirements for Liebert CRV4

Vertiv | Liebert® CRV4 | User Manual vi
Table of Contents
8.9.1. Suction Pressure .......................................................................................................................................................................................96
8.9.2. Discharge Pressure ...............................................................................................................................................................................96
8.9.3. Electronic Expansion Valve (EEV) .......................................................................................................................................... 96
8.9.4. Air-cooled Condenser ........................................................................................................................................................................97
8.9.5. Compressor ...................................................................................................................................................................................................97
8.10. Drainage System Maintenance ...........................................................................................................................................................99
Chapter 9: Troubleshooting ..................................................................................................................................................................................101
9.1. Troubleshooting of the Fan ........................................................................................................................................................................101
9.2. Troubleshooting of the Heating System .................................................................................................................................... 102
9.3. Troubleshooting of Compressor and Cooling System ...................................................................................................102
Appendix I: Circuit Diagram of Model CR025, CR035 and CR045 ................................................................................105
Appendix II: Display Menu Structure of the Screens ...................................................................................................................108
Appendix III: Alarm Menu Control Table ..................................................................................................................................................110
Appendix IV: Routine Maintenance Inspection Items
(Monthly) ................................................................................................................................................................................................................................ 111
Appendix V: Routine Maintenance Inspection Items
(Semi-annually) ................................................................................................................................................................................................................112
Appendix VI: Table Names and Content of Harmful
Substances in Products ...........................................................................................................................................................................................114