GREE Multi Variable Air Conditioners Indoor Unit
73
Corrected value
of environment
temperature
sensor of IDU
(for cooling,
dehumidifying,
and air supply)
Temperature
sensor of unit:
0°C;
temperature
sensor of wired
controller: 0°C
Press “ ” or “ ” to add or
reduce by 1°C.
Corrected value
of environment
temperature
sensor of IDU
(for heating, fast
heating, and air
warming)
Temperature
sensor of unit:
-2°C;
temperature
sensor of wired
controller: 0°C
Press “ ” or “ ” to add or
reduce by 1°C.
The temperature sensor of
unit and the temperature
sensor of wired controller
share the same corrected
value.
In heating mode, corrected
value of temperature sensor
of unit = corrected value of
temperature sensor of wired
controller - 2°C.
Capacity
adjustment
function of IDU
Press " " or " " to add or
reduce by 10%.
Factory setting
recovery for user
functions
Select "01" and then press
and hold the
“ENTER/CANCEL” button to
restore the factory settings for
user functions (factory setting
recovery fails if remote
shielding is valid).
Factory setting
recovery for
engineering
settings
Select "01" and then press
and hold the
“ENTER/CANCEL” button to
restore the factory status for
engineering settings (factory
setting recovery fails if remote
shielding is valid).
Prevention for
heat collection
00: disabled
10: 10 seconds
20: 20 seconds
30: 30 seconds
40: 40 seconds
50: 50 seconds
60: 60 seconds
It indicates the number of
seconds for enabling the
low-level fan every 15
minutes.
Project number
settings of IDU
Automatically
generated upon
the initial
system
operation
In “P42” status, press the
“MODE” button to enter the
setting menu. The project
number blinks in the timer
area. Press “ ” or “ ” to
adjust the project number.
Press the “ENTER/CANCEL”
button to confirm settings and
return to the upper-level
menu.
One-key project
number reset for
IDU
When it is set to "01", the
wired controller initiates an
IDU project number reset
command.
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