Table Of Contents - Gree Versati GRS-CQ4.0Pd/NhH-E Owner's Manual

Air-to-water heat pump split

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Table of Contents

Safety Notices (Please be sure to abide ) ................................................................... 1

1. Diagram of the Operating Principle ......................................................................... 8

2. Operating Principle of the Unit ................................................................................. 8

3. Nomenclature........................................................................................................... 10

4. Installation Example ............................................................................................. 11

5. Main Components .................................................................................................. 14

5.1 Indoor unit .......................................................................................................................14

5.2 Outdoor unit ..................................................................................................................16

6. Installation Guideline of Outdoor Unit ................................................................... 17

6.1 Instruction to installation .................................................................................................17

6.2 Installation of outdoor unit ...............................................................................................17

7. Installation of Indoor Unit ....................................................................................... 19

7.2 Space requirements for installation .................................................................................19

7.3 Installation process of indoor unit ...................................................................................20

7.4 Outline dimension of indoor unit ...................................................................................21

7.5 Precautions on installation of indoor unit ........................................................................21

7.6 Water volume and pump capacity (with pump) ...............................................................21

7.7 Water volume and expansion vessel pressure ...............................................................22

7.8 Selection of expansion vessel .........................................................................................22

8. Connection of Pipeline ........................................................................................... 23

8.1 Connection of outlet pipe for indoor & outdoor unit ........................................................23

8.2 Installation of protective layer on connection pipe .........................................................23

9. Remote Air Temperature Sensor ............................................................................ 25

10. Thermostat ............................................................................................................. 26

11. 2-Way Valve ............................................................................................................ 26

12. 3-Way Valve ............................................................................................................ 27

13. Other Auxiliary Heat Sources ............................................................................. 27

14. Gate-controller ....................................................................................................... 29

15. Charging and Discharging of Refrigerant ........................................................... 29

16. Refrigerant Collecting ........................................................................................... 30

17. Handling of the Unit .............................................................................................. 30

18. Installation of Insulated Water Tank ................................................................... 31

18.1 Installation measure ......................................................................................................31

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Table of Contents