Installation; Precautions For Installation - Gree DC Inverter Multi VRF Service Manual

DC INVERTER MULTI VRF

INSTALLATION

1 PRECAUTIONS FOR INSTALLATION

1.1 Precautions for installation
Before installation, please ensure if the installing site, power ratings, possible operating range (pipe distance,
height difference between indoor and outdoor unit, power voltage) and installing space are correct and suitable.
The outdoor unit is general to all models according to its power.
To ensure correct installation, please make sure to read the Safety Considerations thoroughly before
starting the installation works.
The considerations stated below are classified into
cause death or severe injury in case of wrong installation are identified in
that are stated in
relate to important safety considerations and must be strictly followed.
After completing the installation and test run and confirming that all are normal, please introduce to the
client on how to use and repair the machine according to the Operating Instructions. Besides, please
deliver the considerations herein to the clients together with the Operating Instructions, and ask them to
keep properly.
WARNING!
The installation shall be performed by the vendor or professional dealer from which you buy the machine. If
you install by yourself, any improper installation might cause water leakage, electric shock or fire accident.
The installation shall be done correctly according to installation instructions. Improper installation may
cause water leakage, electric shock or fire.
To install a large air-conditioning system in a small room, please make sure to take measures to prevent
that the refrigerant will not exceed the limit concentration in case of leakage. For the measures to prevent
the refrigerant from exceeding the limit concentration, please consult your dealer. If no proper measures, it
might cause human suffocation in case of refrigerant leakage.
Please install at a position that is strong enough to support the weight of machine. If the installing position
is of low strength, the machine may drop down and thus cause human injury.
Please carry out installation in accordance with the rules for preventing the typhoon or earthquake. The
machine may tip over if the installation does not comply with the requirements.
The electrical cabling shall be carried out by qualified electricians in accordance with the Safety Code for
Electrical Equipment, relevant local rules and the installation instructions. Make sure to use the
special-purpose circuit. If the power circuit capacity is low or the construction is improper, it might cause
electric shock or fire accidents.
Please use suitable cables and connect them securely. Please fix the terminal joints securely. The terminal
connection shall not be affected due to any external force applied onto the cable. Improper connection and
fixing may cause heating and fire accidents.
Keep the cables in correct shape and prevent them from protruding upward. Please protect them securely
with repair board. Improper installation may cause heating and fire accidents.
When erecting or relocating the air conditioner, do not let any air enter into cooling circulation system
except the specified refrigerant. If any air is mixed, abnormal high pressure will occur in the cooling
circulation system, thus causing crack or human injury accidents.
During installation, please always use the attached parts or designated parts. Failure to use the designated
parts may cause water leakage, electric shock, fire or refrigerant leakage.
CAUTION:
Please earth securely. Do not connect the earth wires to gas pipe, water pipe, lightning rod or telephone
line. Improper earthling might cause electric shock.
Leakage circuit breaker must be installed at some place. No installation of leakage circuit breaker might
cause electric shock.
Do not install at a place where inflammable gas might leak. Gas leakage and despot around the machine
might cause fire accidents.
To ensure correct drainage of water, the drainage hose
instructions. Also the heat insulation shall be provided to avoid condensing.Improper installation of the pipe
might result in water leakage and lead to possible wetting of the articles in the room.
CAUTION may also cause severe accidents sometimes. Therefore, both of them
WARNING and CAUTION. Those that might
WARNING. However, those
shall be installed according to the installation
INSTALLATION
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