Earthing Requirements - Gree GWC36LB-D1NNA2A/I Service Manual

Installation Location Selection of Outdoor Unit
Select a location from which noise and outflow air emitted by unit will not inconvenience
neighbors, animals and plants.
Select a location where there is sufficient ventilation.
Select a location where there is no obstructions which will cover the inlet and outlet vents
The location should be able to withstand the full weight and vibration of the outdoor unit
and permit safe installation.
Select a dry place, but do not expose under the direct sunlight or strong wind.
Make sure that the outdoor unit is installed in accord with the installation instructions,
and is convenient for maintenance and repair.
The height difference between indoor and outdoor units is within 5 m, and the length of
the connecting tubing does not exceed 10 m.
Select a place where it is out of reach for the children.
Select a place which will not block pedestrian passage and influence the city appearance.
Safety Requirements For Electric Appliances
1. A dedicated power supply circuit should be used in accordance with local electrical
safety regulations.
2. Don't drag the power cord emphatically.
3. The unit should be reliably earthed and connected to the special earth device by the
professionals.
The air switch must have the functions of magnetic tripping and heat tripping to prevent
short circuit and overloading.
4. The min. distance between the unit and combustive surface is 1.5m.
5. The appliance shall be installed in accordance with national wiring regulations.
6. An all-pole disconnection switch having a contact separation of at least 3mm in all poles
should be connected in fixed wiring.
Make sure the live wire ,neutral wire and earth wire in the family power socket are properlly
connected. There should be reliable circuit in the diagram.
Inadequate or incorrect electrical connections may cause electrocution or fire.

Earthing Requirements

1. Air conditioner is type I electric appliance. Please ensure the the unit is reliably earthed.
2. The yellow-green two-color wire in air conditioner is the earthing wire which can not be used
for other proposes. Improper earthing may cause electrocution.
3. The earth resistance should accord to the National Criterion.
4. The user's power must have reliable earthing terminal. Please don't connect the earthing
wire with the following :
Tap water pipe
Other places that professional personnel consider is unreliable
5. The model and rating values for fuses accord with the silk print on fuse cover or related
PCB board.
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Installation Loctaion Selection of Outdoor Unit
Safety Requirements For Electric Appliances
Earthing requirements
Gas pipe
Contamination pipe
Installation Manual