Vivax ACP-12PT35AEH R290 User Manual page 254

Caution: Risk of fire/flamable materials.
For R32 units only.
WARNING: Servicing shall only be performed as recommended by the equipment
manufacturer. Maintenance and repair requiring the assistance of other skilled
personnel shall be carried out under the supervision of the person competent in the
use of flammable refrigerants. For more details, please refer to the "Information on
servicing " on "INSTALLATION MANUAL". This is only required for the unit adopts
R32 Refrigerant.