GIA giatsu IX43 R32 Manuel D'installation page 44

Explanation of symbols displayed on the indoor unit or outdoor unia
(applicable to the unit adopts R32/R290 Refrigerant only):
WARNING
CAUTION
CAUTION
CAUTION
CAUTION
 Page 8 
This symbol shows that this appliance uses a ammable refrigerant. If the
refrigerant is leaked and exposed to an external ignition source, there is a
risk of re.
This symbol shows that the operation manual should be read carefully.
This symbol shows that a service personnel should be handling this
equipment with reference to the installation manual.
This symbol shows that information is available such as the operating
manual or installation manual.