GREE GMV5 INDOOR UNIT SERVICE MANUAL
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(7) Setting of energy-saving function
Energy-saving function: through setting the lower temperature limit of cooling and dry mode and
upper temperature limit of heating mode, to make the air conditioner operate in a smaller temperature
range, thus save energy.
Turn on cooling energy-saving: with the unit is started up, under cooling or dry mode, press “Function”
button to switch to energy-saving function, when “ ” icon flickers, press “▲”or “▼” button to adjust
cooling temperature limit, after setting cooling temperature limit, press “ON/OFF” button or without
pressing any buttons for consecutive 5 seconds, the energy-saving function is confirmed to be turned on
and quit the function setting status. After quiting function setting status, the “ ” icon is on, it means the
cooling energy-saving function has been turned on.
Turn on heating energy-saving: with the unit is started up, under heating mode, press “Function”
button to switch to energy-saving function, press “▲”or “▼” button to adjust heating temperature limit, if
the “ ” icon flickers, after setting heating temperature limit, press “ON/OFF” button or without pressing
any buttons for consecutive 5 seconds, the energy-saving function is confirmed to be turned on and quit
the function setting status. After quiting function setting status, the “ ” icon is on, it means the heating
energy-saving function has been turned on.
Cancel energy-saving function: under energy-saving function setting status or under normal power-
on status, press “Function” button and “▼” button simultaneously to cancel energy-saving function, when
“ ” icon is off, it means the energy-saving function is canceled.
4.2.6 Speed Settings
Under power-on status, press “Speed” button, the speed will be circularly switched according to the
following order:
Notes:
◆
Under dry mode, the speed cannot be adjusted, it will be automatically set to be low.
◆
When the speed of indoor unit is adjusted to be auto speed, the indoor unit will automatically
change speed according to the indoor ambient temperature, to make the indoor ambient
temperature be more stable and comfortable.
4.2.7 Special Function
(1) Inquire address of indoor unit
Under power-off status, press “Speed” button and “ON/OFF” button simultaneously for 5 seconds,
then the “88” LED will display the engineering No. of the indoor unit for 5 seconds; if the engineering No.
is over two digits, it will circularly display the higher two digits and lower two digits.
(2) Inquire unit type
Under power-off status, simultaneously press “Mode” button and “ON/OFF” button for 5 seconds,
then the “88” LED will display corresponding code for 5 seconds: heat pump unit will display “nA”, cooling
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