1
Safety
WARNING
• This manual should always be accessible and close to this air condition equipment.
• There are two types of indications, " WARNING" and " CAUTION". The indication preventing
from death or heavy injury is listed as " WARNING". Even the indication listed as
" CAUTION" may also cause serious accident. Both of them are related to safety, and should
be strictly followed.
• After installation and start-up commissioning, please handover the manual to the user. The
manual should be well kept in safe place and close to the unit.
• The installation or the maintenance should be performed by an authorized agency. The wrong
operation of this air condition equipment may cause water leakage, electric shock or
fi
re.
• Please install the unit on the top of a solid foundation or structure which is strong enough to
support the unit.
• The installation of this air condition equipment should follow local construction codes.
• Use the right cable size, secure the terminal
fi
rmly, organize the cables well and make sure no
tension is added on cables. Cable insulation should not be damaged. The incorrect installation
may lead to overheat or
fi
re.
• When installing or moving the unit, the refrigerant system should be vacuumed and recharged
with R-410A refrigerant. If any other gas enters the system, it may lead to abnormal high
pressure which may cause damage or injury.
• Please use the proper manifolds or branches during the system installation. The wrong parts
may cause refrigerant leakage.
• Keep the drain pipe away from toxic gas vents to prevent possible pollution of indoor
environment.
• During or after the installation, please check whether there is refrigerant leakage. If any
leakage, please take any measures for ventilation. The refrigerant may be toxic at some
concentration levels.
• The unit is not explosion-proof. Please keep it away from
fl
ammable gases.
• The drain pipe should be installed per this manual to ensure proper drainage. The pipe should
be well insulated to avoid condensation. Wrong installation may lead to water leakage.
• Both liquid pipe and the gas pipe should be also well insulated. Not enough insulation may
lead to system performance deterioration or humidity formation.
• This air condition equipment is not intended to be operated by persons with lack of experience
and training, unless they have supervision or instruction concerning use of this air condition
equipment.
• Please keep children away from this air condition equipment.
