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143
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'10 • SR-T-091
(9) Outline of cooling operation
(a) Operation of major functional components in Cooling mode
(b) Detail of control in each mode (Pattern)
1) Fuzzy operation
During the fuzzy operation, the air ow and the compressor speed are controlled by calculating the difference between
the indoor temperature setting correction temperature and the retum air temperature.
(10) Outline of automatic operation
(a) Determination of operation mode
The unit checks the indoor air temperature and the outdoor air temperature, determines the operation mode, and then begins in
the automatic operation.
Heating
Dehumidifying
Cooling
Indoor air temperature (˚C)
Outdoor air temperature (˚C)
(b)
The unit checks the temperature every hour after the start of operation and, if the result of check is not same as the previous
operation mode, changes the operation mode.
(c)
When the unit is started again within one hour after the stop of automatic operation or when the automatic operation is selected
during heating, cooling or dehumidifying operation, the unit is operated in the previous operation mode.
(d)
Setting temperature can be adjusted within the following range. There is the relationship as shown below between the signals
of the wireless remote controller and the setting temperature.
Signals of wireless remote controller (Display)
–6 –5 –4 –3 –2 –1
±
0 +1 +2 +3 +4 +5 +6
Setting
temperature
Cooling
18 19 20 21 22 23 24 25 26 27 28 29 30
Dehumidifying
19 20 21 22 23 24 25 26 27 28 29 30 31
Heating
20 21 22 23 24 25 26 27 28 29 30 31 32
Unit : ºC
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