EN
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9. INSTALLATION
9.1 NOTICE FOR SAFETY INSTALLATION
CAUTION
• Please
• Do not attempt to install this unit by yourself to avoid the accidents such
• Before install this unit, please read this notice for safety installation carefully
and install properly and safely.
• Be sure to follow the safety articles mention important details on safety.
testing operation. Then, kindly explain to the user about the directions
and maintenance according to the operation manual.
differences from the description of this manual.
DANGER
• Be sure to install the unit in steady place to hold the heavy weight. Lack of
stability or imperfect installation may cause injury due to the fall of the unit.
• The entry of other gases, such as air, into the cooling circuit could cause
an explosion and injuries.
WARNING
• At the time of installation of the unit or relocation, use only the designated
refrigerant (R-410A) into refrigerant circulating system (Refrigeration
circuit). Other gas such as air come in the refrigeration circuit may cause
an explosion and injury.
• Connect the unit with the air to water heat pump piping and cords
available standards parts. This installation manual describes the correct
connections using the installation set available from our standard parts
Section II :: Installation and maintenance
all this unit.
DANGER
• Installation work must be performed in accordance with national wiring
standards by authorized personnel only.
• For the air to water heat pump to operate satisfactorily, install it as outlined
in this installation manual.
• Also, do not use an extension cord.
• Do not turn on the power until all installation work is complete.
• Use designated parts or accessories to avoid accidents such as electric
• Follow the local standards in electric works. Be sure to use an exclusive
power source.
• Any shortage of electric circuit's capacity or imperfect works may cause
• Never touch electrical components immediately after the power supply has
been turned off. Electrical shock may occur. After turning off the power,
always wait 5 minutes or more before touching electrical components.
block correctly, Imperfection of the connecting may cause overheating
• Be sure to install the wiring lid in a straight line. Imperfect wiring works
in the terminal block.
• Put the unit to earthing works.
Never conduct the earthing cable to gas tube, water supply pipes, lightning
rod and earthing cable of telephone. Imperfect earthing may cause electric
shock.
• Install a circuit breaker. Lack of circuit breaker may cause electric shock.
CAUTION
• Be sure to take a drainage works according to this manual.
• After installation, check that there are no defects in the test. Then kindly
inform the user about instructions and maintenance according to the
user manual.
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