Table of Contents
Chapter 1 Introduction ......................................................................................................................................................... 1
1.1 Model Nomenclature ............................................................................................................................................. 1
1.2 Basic Performance Parameters ............................................................................................................................ 2
1.3 Product Description ............................................................................................................................................... 2
1.4 Main Components of Indoor Unit .......................................................................................................................... 3
1.4.1 DC Brushless Compressor ........................................................................................................................ 3
1.4.2 Fan ............................................................................................................................................................ 4
1.4.3 Evaporator ................................................................................................................................................. 4
1.4.4 Electronic expansion valve ........................................................................................................................ 4
1.4.5 Electric heater ............................................................................................................................................ 5
1.4.6 Sight Glass ................................................................................................................................................ 5
1.4.7 Filter Drier .................................................................................................................................................. 5
1.4.8 Micro-Controller ......................................................................................................................................... 5
1.4.9 Condenser ................................................................................................................................................. 6
1.5 Optional Equipment .............................................................................................................................................. 6
1.6 Working Conditions ............................................................................................................................................... 6
1.6.1 Operating Condition ................................................................................................................................... 6
1.6.2 Storage Condition ...................................................................................................................................... 7
1.6.3 Refrigerant Charging Requirement ............................................................................................................ 7
Chapter 2 Installation .......................................................................................................................................................... 8
2.1 Pre-Installation ...................................................................................................................................................... 8
2.1.1 Transportation & Movement ...................................................................................................................... 8
2.1.2 Unpacking .................................................................................................................................................. 9
2.1.3 Inspection ................................................................................................................................................ 10
2.2 Installation Preparation (Site Preparation) .......................................................................................................... 10
2.2.1 Equipment Room Requirement ............................................................................................................... 10
2.2.2 Installation Space requirements .............................................................................................................. 10
2.2.3 Installation Tools ...................................................................................................................................... 11
2.3 Mechanical Installation ........................................................................................................................................ 12
2.3.1 System arrangement during installation................................................................................................... 12
2.3.2 System Installation Mode......................................................................................................................... 13
2.3.3 Product Dimensions ................................................................................................................................ 14
2.3.4 Installation Procedures ............................................................................................................................ 16
2.3.5 Piping....................................................................................................................................................... 19
2.3.6 Removing Transportation Fastener and Vibration Absorber .................................................................... 24
2.3.7 Checklist for completed mechanical installation ...................................................................................... 25
2.4 Electrical Installation ........................................................................................................................................... 25
2.4.1 On-site Wire connections......................................................................................................................... 25
2.4.2 Installation Notes ..................................................................................................................................... 25
2.4.3 Connecting cables of the Indoor unit ....................................................................................................... 26
2.5 Commissioning Overview ................................................................................................................................... 30
2.5.1 Self Check ............................................................................................................................................... 30
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