Gree GMV-680WM/E-X Manuel D'utilisateur page 65

Note:
①When installing remote monitor or central controller, displacement on indoor units'
project codes must be made. Otherwise, there will be collision malfunction of the
project codes. For detail operation methods, please refer to the GMV5E Installation and
Maintenance Manual.
②If problem can not be solved after checking the above items, please contact Gree
service center and show phenomena and models.
Following circumstance are not malfunction.
When unit is started immediately after it is just
turned off
Unit doesn't run
When power is turned on
Mist comes from
Under cooling
the unit
Slight cracking sound is heard when just
turned on
There is consecutive sound when cooling
There is sound when unit starts or stops
Noise is emitted
There is slight and consecutive sound when
unit is running or after running
Cracking sound is heard when unit is operating
and after operating
The unit blows out When unit runs after no operation for a long
duct period
The unit emits
Operating
odor
Indoor unit still
After every indoor unit receive "stop" signal,
runs after switch
fan will keep running
off
Mode conflict COOL or HEAT mode can not be operated
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"Malfunction"
Overload protection switch makes it run
after 3 minutes delay
Standby operating for about 1 minute
Indoor high humidity air is cooled rapidly
It is noise when electronic expansion valve
initialization
That's sound for gas refrigerant flowing in
unit
That's sound for gas refrigerant stops to
flow
That's sound for operation of drainage
system
That's sound caused by expansion of
panel and other parts due to temperature
change
Dust in indoor unit is blew out
The room odor absorbed by the unit is
blew out again
Indoor fan motor will keep running 20-70s
so as to take good use of excess cooling
and heating and prepare for next operation
When the indoor operating mode conflicts
with that of outdoor unit, indoor fault
indicator will flash and conflict will be
shown on the wired controller after 5
minutes. Indoor unit stops to run and
meanwhile change outdoor operating
mode as the same as that of indoor unit,
then the unit will go back to normal. COOL
mode doesn't conflict with DRY mode.
FAN mode doesn't conflict with any mode.
62
GMV DC Inverter VRF
Reason