-
14
-
27.5
25.5
19.5
18
30
4.10 Outline of cooling operation
(1) Operation of major functional components in Cooling mode
(2)
Detail of control in each mode (Pattern)
(a)
Fuzzy operation
During the fuzzy operation, the air flow and the inverter speed are controlled by calculating the difference between the room
temperature setting correction temperature and the suction air temperature.
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
(few minutes ON)
OFF
(few minutes ON)
ON
ON
OFF
Thermostat ON
Thermostat OFF
Failure
Cooling
Compressor
Indoor fan motor
Outdoor fan motor
4-way valve
12~86rps
12~110rps
12~86rps
12~110rps
12~62rps
12~86rps
12~34rps
12~48rps
SRK50ZHX-S
Model
Fan speed
SRK60ZHX-S
Auto
MED
HI
LO
4.11 Outline of automatic operation
(1)
Determination of operation mode
The unit checks the room temperature and the outdoor air temperature, determines the operation mode, and then begins in the
automatic operation.
Heating
Dehumidifying
Cooling
Room temperature (˚C)
Outdoor temperature (˚C)
(2)
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.
(3)
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.
(4)
Setting temperature can be adjusted within the following range. There is the relationship as shown below between the signals of the
wireless remote control and the setting temperature.
Signals of wireless remote control (Display)
–6
–5
–4
–3
–2
–1
±
0
+1
+2
+3
+4
+5
+6
Setting
Cooling
18
19
20
21
22
23
24
25
26
27
28
29
30
temperature
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
