Vertiv™ | Liebert® DM | User Manual
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Table of Contents
2.3.1. System Arrangement during Installation ..............................................................................................................................15
2.3.2. System Installation Mode ...................................................................................................................................................................17
2.4. Mechanical Installation ......................................................................................................................................................................................19
2.4.1. Dimension and Weight of the Indoor Unit (Product Dimension) ................................................................. 19
2.4.2. Dimension and Weight of the Outdoor Unit .....................................................................................................................21
2.5. Installing Indoor Unit ........................................................................................................................................................................................... 22
2.5.1. Equipment Room Requirements .................................................................................................................................................22
2.5.2. Installation Space Requirements ...............................................................................................................................................23
2.5.3. Installation Procedure ...........................................................................................................................................................................24
2.6. Installing Outdoor Unit ......................................................................................................................................................................................25
2.6.1. Installation Notes ........................................................................................................................................................................................25
2.6.2. Installation Procedure ...........................................................................................................................................................................26
2.6.3. Refrigeration Piping Connection General Principles ..............................................................................................29
2.6.4. Quick Thread Connector Installation Notes .................................................................................................................. 30
2.6.5. Piping Connection Requirements ............................................................................................................................................ 30
2.6.6. Connecting Refrigerant Piping......................................................................................................................................................31
2.6.7. Pipe Connector Position......................................................................................................................................................................33
2.6.8. Connecting Drain Piping Of Indoor Unit ............................................................................................................................ 39
2.6.9. Humidifier and Water Supply Piping Connection (If Applicable) ..............................................................40
2.7. Removing Transport Fasteners and Shock Absorbers ...................................................................................................... 40
2.8. Charging Refrigerant ............................................................................................................................................................................................41
2.8.1. Base Charging of Refrigerant .......................................................................................................................................................... 41
2.8.2. Adding Refrigerant For Long Piping System .................................................................................................................42
2.8.3. Long Connecting Pipe System with Lubricant Oil (RL32-3MAF) ............................................................. 43
2.9. Installation Inspection .......................................................................................................................................................................................44
Chapter 3: Electrical Installation ...................................................................................................................................................................45
3.1. Task Introduction .....................................................................................................................................................................................................45
3.1.1. Cables to Connect On-site ................................................................................................................................................................. 45