Gree GMV-PD140W/NAB-K

Instruction of the GMV D.C. Inverter
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into all the indoor units through the Y-type manifold and then passes the throttling component for decrease
of pressure and temperature. The liquid then enters the heat exchanger of the indoor unit and carries out heat
exchange with the room air to be regulated. The liquid then changes into low-temperature and low-pressure
gas. Such cycle repeats again and again to achieve the purpose of cooling.
8 Types of Indoor Units to Be Integrated
Diagram of System Integration
Wall Mounted Type indoor unit
Cassette type indoor unit
Ducted type indoor unit
Outdoor unit
Digital multi-connected air-conditioning unit consists of one outdoor unit and up to 16 indoor units. The
indoor unit can be of cassette type, wall-mounted type, ducted type, low hydrostatic pressure ultra-thin type
and oor standing type, etc. The wall-mounted type and the oor standing type indoor units are controlled by
remote controller; the ducted indoor unit and the low hydrostatic pressure ultra-thin indoor unit are controlled
by remote controller and wire controller. For the cassette indoor unit and single side air supply cassette indoor
unit, remote controller or wire controller can be freely chosen. When any indoor unit receives an operation
order, the outdoor unit shall start operation; when all indoor units stop operation, the outdoor unit shall stop.
9 Maintenance Measures
Warning!
● Before cleaning the air-conditioning unit, the unit must be stopped and the main power supply of the
unit must be shut off.
● Do not wet the air-conditioning unit otherwise there will be danger of electric shock. Never use water
to wash the air-conditioning unit.
Precaution!
● Volatile liquid such as thinner or gasoline may damage the nish of air-conditioning unit (only use soft
dry cloth or cloth wetted with neutral cleanser to clean the housing of the air-conditioning unit).
● Never use hot water above 45 to clean the housing of the air-conditioning unit otherwise the unit
may lose color or deform.