Gree HNTF24/A-D

PRODUCT .....................................................................................................2
1 MODELS LIST .......................................................................................................... 2
1.1 Indoor Unit ....................................................................................................................................2
2 NOMENCLATURE ..................................................................................................... 2
2.1 Indoor unit .....................................................................................................................................2
3 FUNCTION ................................................................................................................ 3
4 PRODUCT DATA ....................................................................................................... 4
4.1 Product Data at Rated Condition ..................................................................................................4
4.2 Operation Range ........................................................................................................................... 4
4.3 Electrical Data ..............................................................................................................................5
CONTROL ......................................................................................................7
1 OPERATION FLOWCHART ...................................................................................... 7
1.1 Cooling/Dry Operation ...................................................................................................................7
2 MAIN LOGIC .............................................................................................................. 8
2.1 Cooling Mode (for Cooling Only and Heat Pump) ......................................................................... 8
2.2 Dry Mode .......................................................................................................................................9
2.3 Fan Mode ......................................................................................................................................9
3 CONTROLLER ....................................................................................................... 10
3.1 wireless remote controller ..........................................................................................................10
3.2 Wired Controller (Chosen Accessory Part) ................................................................................14
INSTALLATION ............................................................................................19
1 INDOOR UNIT INSTALLATION ............................................................................... 19
1.1 Installation of Ceiling Type ..........................................................................................................19
3 REFRIGERATION PIPING WORK .......................................................................... 22
3.1 Refrigeration Piping Work Procedures ........................................................................................22
3.2 Caution in Connecting Pipes ....................................................................................................... 26
3.3 Specication of Connection Pipe ................................................................................................26
4 ELECTRIC WIRING WORK ..................................................................................... 26
4.1 Wiring Principle ...........................................................................................................................26
4.2 WIRING DIADRAM ....................................................................................................................28
4.3 Electric Wiring Design .................................................................................................................29
MAINTENANCE ........................................................................................... 31
1TROUBLE TABLE(Only for oor ceiling) ................................................................... 31
2 FLOW CHART OF TROUBLESHOOTING ............................................................. 31
2.1 Air ow volume from air outlet of unit is abnormal ......................................................................31
2.2 The unit can not start up for cooling ...........................................................................................32
2.3 Poor cooling effect .......................................................................................................................33
2.4 Noise or abnormal vibration of unit .............................................................................................34
4 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS ....................... 35
5 EXPLODED VIEWS AND PART LIST ..................................................................... 38
CONTENTS