GMV DC Inverter VRF
1
1 Safety Notices (Please be sure to abide)
WARNING: If not abide them strictly, it may cause severe damage to the unit or the people.
NOTICE: If not abide them strictly, it may cause slight or medium damage to the unit or the
people.
This sign indicates that the operation must be prohibited. Improper operation may cause
severe damage or death to people.
This sign indicates that the items must be observed. Improper operation may cause damage
to people or property.
WARNING!
l This product can't be installed at corrosive, inflammable or explosive environment or the
place with special requirements, such as kitchen. Otherwise, it will affect the normal
operation or shorten the service life of the unit, or even cause fire hazard or serious injury.
As for the above special places, please adopt special air conditioner with anti-corrosive or
anti-explosion function.
l A warning to assure that partial units shall only be connected to an appliance suitable for the
same refrigerant.
l Follow this instruction to complete the installation work. Please carefully read this manual
before unit startup and service.
l This unit <model xxx> is a partial unit air conditioner, complying with partial unit
requirements of this International Standard, and must only be connected to other units that
have been confirmed as complying to corresponding partial unit requirements of this
International Standard.
l Installation should be conducted by dealer or qualified personnel. Please do not attempt to
install the unit by yourself. Improper handling may result in water leakage, electric shock or
fire disaster etc.
l Before using the unit, please check if the pipe and wiring are correct to avoid water leakage,
refrigerant leakage, electric shock, or fire etc.
l Don't climb the outdoor unit, and don't put anything on it. If you fall or turn it over, it will cause
damage.
l Before performing related operations (such as maintenance, inspection, etc.) for the
equipment, the unit must be turned off and the power supply must be cut off. Moreover, use
the relevant instrument check whether the voltage at the power input terminal is zero. After
that, you can perform the operation. Otherwise it will cause electric shock or injury (the unit
has low-power standby function. Only the main control board indicator is on under standby
status).
l If conducting troubleshooting or maintenance for the modular unit, all outdoor units are
required to be de-energized or energized at the same time. It's prohibited to energize or
de-energize some outdoor units.
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