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(9) Outline of cooling operation
(a) Operation of major functional components in cooling mode
Compressor
Indoor fan motor
Outdoor fan motor
(b) Fan speed switching
Fan speed
Auto
HI
MED
LO
(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 be-
gins in the automatic operation.
Indoor air temperature (˚C)
(b) The unit checks the temperature every 0 minutes 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 se-
lected during 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 sig-
nals of the wireless remote control and the setting temperature.
Cooling
Setting
temperature
Dehumidifying
Thermostat ON
ON
ON
ON
Model
All model
Auto fan control
Speed 5
Speed 3
Speed 2
27.5
25.5
19.5
–6
–5
–4
Cooling
Thermostat OFF
OFF
ON
OFF
Dehumidifying
18
Outdoor air temperature (˚C)
Signals of wireless remote control (Display)
–3
–2
–1
0
0
-
-
Failure
OFF
ON
OFF
Cooling
30
±0
+1
+2
+3
'15 • SRK-T-172
+4
+5
+6
0
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