Foreword 
Thank you for choosing Gree air conditioner/heat pumps. 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 
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.