Service Manual 2. Specifications Model GWHD(36)NK3JO GWHD(42)NK3JO Product Code CN860W0190 CN860W0200 Rated Voltage 220-240 220-240 Power Rated Frequency supply Phases Cooling capacity(max~min) 10000(2600~10500) 11400(2600~12000) Heating capacity(max~min) 11200(2600~12000) 12000(2600~13000) Cooling Power Input 3000 3500 Heating Power Input 3100 3250 Cooling Current Input 12.5...
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Cross-sectional Area of Power Cable Conductor Recommended Power Cable(Core) Connection Pipe Connection Method Flare Connection Flare Connection Not Additional Gas Connection Pipe Length Connection Pipe Gas Additional Charge Outer Diameter of Liquid Pipe(GREE Allocation) Φ6 Φ6 (Metric)1 Outer Diameter of Gas Pipe(GREE Allocation) Φ9.52 Φ9.52...
Symbol Name White GREEN COMP Compressor Yellow Brown Grouding wire Blue YEGN Yellow/Green Black Violet Orange Outdoor Unit ● (1)Model:GWHD(36)NK3JO YEGN AC-L POWER OUTLET PIPE RT3A-D TEMP. SENSOR N(1) N(1) INDOOR INLET PIPE UNIT RT2A-D P1-1 TEMP. SENSOR GND1-1 OUTDOOR...
Service Manual 6. Function and Control 1. Function Control 1) Cooling mode a. Turning on the unit for cooling operation, and if any one of the indoor units satisfy the cooling operation condition, the system will start for cooling operation; and the electronic expansion valve, the outdoor fan and the compressor start operation. b.
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Service Manual 5) System high-pressure protection a. When the high-pressure switch detects the system pressure higher than limit ,then the high-pressure switch cuts off, the system will stop to run. b.If high-pressure protection is detected for two times within one hour, only by cutting off the power and then reenergize that the compressor can restart.