Table Of Contents - Gree HLR35SM/NaA-M Service Manual

GREE COMMERCIAL AIR CONDITIONERS
PRODUCT INTRODUCTION.......................................................................................................................4
1 MODELS LIST .........................................................................................................................................4
1.1 Integral Type ....................................................................................................................................4
2 NOMENCLATURE ..................................................................................................................................4
2.1 Integral Type ....................................................................................................................................4
3 FUNCTION...............................................................................................................................................4
4 PRODUCT DATA .....................................................................................................................................5
4.1 Product Data at Rated Condition..................................................................................................5
4.2 Operation Range.............................................................................................................................6
4.3 Electrical Data .................................................................................................................................6
5 PIPING DIAGRAM ..................................................................................................................................6
UNITS CONTROL .........................................................................................................................................8
1 OPERATION FLOWCHART....................................................................................................................8
1.1 Cooling Operation...........................................................................................................................8
1.2 Heating Operation...........................................................................................................................9
2 MAIN LOGIC .........................................................................................................................................10
2.1 Cooling Mode ................................................................................................................................10
2.2 Heating Mode ................................................................................................................................10
2.3 Anti-freezing Running ...................................................................................................................11
2.4 Control of Compressor .................................................................................................................11
2.5 Control of Four-way Valve ...........................................................................................................11
2.6 Control of Water Pump.................................................................................................................11
3 WIRED REMOTE CONTROLLER........................................................................................................12
3.1 Function..........................................................................................................................................12
3.2 Operation View..............................................................................................................................12
3.3 Display View ..................................................................................................................................13
3.4 Wired Controller Operation Instructions ....................................................................................13
3.5 Controller Menu Structure............................................................................................................26
4. SKETCH MAP OF DIP SWITCH ..........................................................................................................27
UNITS INSTALLATION ..............................................................................................................................29
1 UNITS INSTALL ....................................................................................................................................29
1.1 Installation Positions.....................................................................................................................29
1.2 Matters need Attention .................................................................................................................29
1.3 Dimension Data.............................................................................................................................29
1.4 Installation Clearance Data .........................................................................................................30
2 WATER PIPING WORK .........................................................................................................................31
2.1 Installation Procedure...................................................................................................................31
2.2 Matters of Attention.......................................................................................................................31
2.3 Antifreeze .......................................................................................................................................31
3 ELECTRIC WIRING WORK..................................................................................................................31
3.1 Wiring Principle .............................................................................................................................31
3.2 Electrical Wires are Connected with Consumers.....................................................................32
3.3 Specification of Power Cord & Air Switch..................................................................................32
3.4 Wiring Diagram..............................................................................................................................33
UNITS MAINTENANCE..............................................................................................................................35
1 TROUBLE TABLE .................................................................................................................................35
2 FLOW CHART OF TROUBLESHOOTING...........................................................................................37
3 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS .................................................41
3.1 Integral Type ..................................................................................................................................41
4 EXPLODED VIEW AND PARTS LIST ..................................................................................................43
4.1 Exploded View and Parts List- Integral Type ............................................................................43
CONTENTS
MODULAR MINI CHILLER
2