Gree GUHN48NM3A1O - Table of Contents

PRODUCT .....................................................................................................2
1 MODELS LIST .......................................................................................................... 2
1.1 Outdoor Unit .................................................................................................................................2
1.2 Indoor Unit.....................................................................................................................................3
2 NOMENCLATURE ..................................................................................................... 6
2.1 Outdoor unit ..................................................................................................................................6
2.2 Indoor unit .....................................................................................................................................6
3 FUNCTION ................................................................................................................ 7
4 PRODUCT DATA ....................................................................................................... 8
4.1 Product Data at Rated Condition ..................................................................................................8
4.2 Operation Range.........................................................................................................................25
4.3 Electrical Data ............................................................................................................................25
5 PIPING DIAGRAM .................................................................................................. 27
CONTROL....................................................................................................29
1 OPERATION FLOWCHART .................................................................................... 29
1.1 Cooling/Dry Operation.................................................................................................................29
1.2 Heating Operation .......................................................................................................................30
2 MAIN LOGIC............................................................................................................ 31
2.1 Cooling ........................................................................................................................................31
2.2 Dry Mode.....................................................................................................................................31
2.3 Heating Mode..............................................................................................................................32
2.4 Defrosting....................................................................................................................................32
2.5 Fan Mode ....................................................................................................................................33
3 WIRELESS REMOTE CONTROLLER .................................................................... 33
3.1 Operation View ...........................................................................................................................33
3.2 Display View................................................................................................................................35
4 WIRED REMOTE CONTROLLER ........................................................................... 35
4.1 Operation View............................................................................................................................35
4.2 Display View................................................................................................................................37
4.3 Dimension ..................................................................................................................................38
4.4 Installation ...................................................................................................................................38
5 CENTRALIZED CONTROLLER .............................................................................. 39
5.1 Centralized Controller-not with week timer .................................................................................39
5.2 Centralized Controller-week timer...............................................................................................40
5.3 Field Setting ................................................................................................................................42
5.4 Control Wiring Design .................................................................................................................43
5.5 Display View of the Cassette Type Unit Which With Control Panel ...........................................44
INSTALLATION ............................................................................................. 48
1 INDOOR UNIT INSTALLATION ................................................................................. 48
1.1 Installation of Duct Type ................................................................................................................48
1.2 Installation of Ceiling Type ............................................................................................................56
1.3 Installation of Cassette Type ......................................................................................................... 59
2 OUTDOOR UNIT INSTALLATION ............................................................................. 69
2.1 Before Installation .........................................................................................................................69
2.2 Installation Site ..............................................................................................................................69
2.3 Caution for Installation ..................................................................................................................69
2.4 Dimension Data .............................................................................................................................70
2.5 Installation Clearance Data ...........................................................................................................71
3 REFRIGERATION PIPING WORK ............................................................................ 71
3.1 Refrigeration Piping Work Procedures ..........................................................................................71
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