Contents
1 Precautions for Use .............................................................................. 1
2 Models and Technical Specifications ................................................... 4
3 Working Principles and Advantages .................................................... 7
3.1 Schematic Diagram of the Air Source Water Heater ...................................................... 7
3.2 Brief Introduction to Principles ....................................................................................... 7
3.3 Advantages ................................................................................................................... 8
4 Installation Precautions ...................................................................... 10
4.1 Importance Notes ........................................................................................................ 10
4.2 Basic Requirements for Installation Sites .................................................................... 10
5 Main Unit Installation .......................................................................... 11
5.1 Location for Installing the Main Unit ............................................................................. 11
5.2 Space Requirement for Main Unit Installation and Installation Diagram ....................... 11
6 Installation of the Water Tank ............................................................. 13
7 Pipeline Connection ........................................................................... 14
7.1 Refrigerant Pipe Connection ....................................................................................... 14
7.2 Exhaust Methods ........................................................................................................ 15
7.3 Water Pipe Connection ............................................................................................... 17
8 Installation Diagram of the Unit .......................................................... 19
9 Wiring ................................................................................................. 21
9.1 Wire Layout ................................................................................................................. 21
9.2 Wire Connections ........................................................................................................ 22
10 Wired Controller Installation ............................................................. 24
10.1 Requirements for Wired Controller Installation Locations .......................................... 24
10.2 Wired Controller Installation ...................................................................................... 24
10.3 Weatherproof Box Installation ................................................................................... 25
11 Commissioning ................................................................................. 27
12 Methods for Replenishing or Discharging Refrigerants ................... 29
12.1 Refrigerant Replenishment ........................................................................................ 29
12.2 Refrigerant Discharging............................................................................................. 29
13 Method for Refrigerant Reclamation ................................................ 30
14 Performance of the Unit ................................................................... 31
