Gree GWH09ACC-K6DN A1 A/I Service Manual page 52

Service Manual
Safety Precautions for Installing and Relocating the Unit:
To ensure safety, please be mindful of the following precautions.
Warnings
1. When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the
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2.When installing or moving this unit, do not charge the refrigerant which is not comply with that on the nameplate or
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3.When refrigerant needs to be recovered during relocating or repairing the unit, be sure that the unit is running in cooling
mode.Then, fully close the valve at high pressure side (liquid valve).About 30-40 seconds later, fully close the valve at low
pressure side (gas valve), immediately stop the unit and disconnect power. Please note that the time for refrigerant recovery
should not exceed 1 minute.
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4.During refrigerant recovery, make sure that liquid valve and gas valve are fully closed and power is disconnected before
detaching the connection pipe.
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5.When installing the unit, make sure that connection pipe is securely connected before the compressor starts running.
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7.Do not use extension cords for electrical connections. If the electric wire is not long enough, please contact a local service
center authorized and ask for a proper electric wire.
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that their terminals receive no external stresses.
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Safety Precautions for Refrigerant
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the greenhouse effect is also lower. R32 has got very good thermodynamic features which lead to a really high energy
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WARNING:
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personnel may be dangerous. The appliance shall be stored in a room without continuously operating ignition sources. (for
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refrigrants not contain odour.
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Installation and Maintenance
2
(see table a).(only applies to
49