Gree GUHD series - Page 80

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4.1.2 Connection between power cables and wiring terminals
Caution
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be larger than 2.5mm
2
.
The lines must be installed by professional personnel.
An electricity leakage protection switch and an air switch with gap between electrode heads larger than
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a. Connection of single wire
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Use wire stripper to strip the insulation layer (25mm long) from the end of the single wire.
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Remove the screw at the terminal board of the air-conditioning unit.
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User pliers to bend the end of the single wire so that a loop matching the screw size is formed.
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b. Connection of multiple twisted wires
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Use wire stripper to strip the insulation layer (10mm long) from the end of the multiple twisted wires.
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Remove the screw at the terminal board of the air-conditioning unit.
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Use crimping pliers to connect a terminal (matching the size of the screw) at the end of the multiple
twisted wires.
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board.
Warning:
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line to replace it.
Before connecting lines, read the voltages of the relevant parts on the nameplate. Then carry out line
connection according to the schematic diagram.
The air-conditioning unit shall have special power supply line which shall be equipped with electricity
leakage switch and air switch, so as to deal with overload conditions.
The air-conditioning unit must have grounding to avoid hazard owing to insulation failure.
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board, arc may arise.
All line connections must conform to the schematic diagram of lines. Wrong connection may cause
abnormal operation or damage of the air-conditioning unit.
Do not let any cable contact the refrigerant pipe, the compressor and moving parts such as fan.
Do not change the internal line connections inside the air-conditioning unit. The manufacturer shall not
be liable for any loss or abnormal operation arising from wrong line connections.
4.1.3 Power Cable Connection
a. Air-conditioning unit with single-phase power supply
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Remove the front-side panel of the outdoor unit.
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Pass the cable though rubber ring.
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b. Air-conditioning unit with 3-phase power supply
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Remove the front-side panel of the outdoor unit.
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Attach rubber ring to the cable-cross hole of the outdoor unit.
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Pass the cable though rubber ring.
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Caution: