Samsung RD080HRXGB Installation Manual page 53

• O pen the gas side and liquid side service valve completely after charging the
refrigerant. (If you operate the air conditioner with the service valve closed, the
CAUTION
important parts may be damaged.)
• W hen using the modular outdoor unit, open the service valve of the oil balancing
pipe.
• P u t on safety equipment when charging refrigerant.
• W hen the refrigerant is being charged, do not perform any other work such as
insulation, dip switch setting etc.
• M ake sure not to get damaged from the fan when operating the unit while the front
panel is being opened.
• D o not heat the refrigerant vessel for fast refrigerant charging when the outside
temperature is low during winter season. There is a potential risk of explosion.
• M ake sure that the refrigerant does not emit while connecting the gauge manifold to
the charging port for heating.
• C lose the valve of the refrigerant vessel rapidly after charging refrigerant.
If not, a change in the whole refrigerant quantity may occur.
completing the installation and commissioning _53