Gree U-Match 5 Series, Manual

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Foreword
Thank you for choosing Gree U-Match air conditioners. In order to correctly install and use our units, and for
the satisfactory operation effect, please read this manual carefully.
This manual specifies safe operation requirements from perspectives of product introduction, control,
troubleshooting and maintenance, as well as basic principles and implementation methods. Professional
operators must abide by relevant national (local) safety requirements and technical specifications set forth in this
manual during operations; otherwise, the air conditioning system may fail or be damaged, and personnel safety
accident may also occur.
Safety Notice
The air conditioner is charged with inflammable refrigerant R32.
Before using the air conditioner, please first read the instruction manual.
Before installing the air conditioner, please first read the instruction manual.
Before repairing the air conditioner, please first read the technical service manual.
Compared with common refrigerant, R32 is an environmental-friendly refrigerant that has no harm to the
ozone layer and weak greenhouse effect. Its GWP is 675. Because of its thermodynamic characteristics, R32
requires a smaller charging quantity to reach high energy efficiency. It is inflammable and odourless, but may
cause explosion under certain circumstances.