– 18 –
7. OPERATION DESCRIPTIONS
7-1. FAN ONLY Operation
(MODE of the remote control : FAN ONLY)
(1) During this mode, the relay RY01 is always
turned off so that only the indoor fan is operated.
RY02 is always turnd on.
1) When the FAN is set to AUTO, the indoor fan
motor operates as shown in Fig. 7-1-1.
2) When the FAN is set to LOW, MED, or HIGH,
the indoor fan motor operates with a constant
in volume as listed in Table 7-1-1.
7-2. COOL Operation
(MODE of the remote control : COOL)
(1) Compressor, 4-way valve, outdoor fan and
operation display are controlled as shown in Fig.
7-2-1.
Fig. 7-2-2
(3) Once the setting is made, the operation mode is
memorized in the microcomputer so that the
same operation can be effected thereafter simply
by pushing the START/STOP button.
Fig. 7-2-1
(2) Relays RY01 and RY02 are turned on to ener-
gize the outdoor unit, and a cool operation is
carried out.
1) When the FAN is set to AUTO, the indoor fan
motor operates as shown in Fig. 7-2-2.
2) When the FAN is set to LOW, MED, or HIGH,
the indoor fan motor operates with a constant
in volume as listed in Table 7-1-1.
(Room temp.
–
Set temp.)
MED
LOW(+)
LOW
LOW
(continuous)
+4
+3
+2
+1
0
RY01
OFF
Set
temp.
Manual
FAN
According
to the set
position
HIGH
AUTO
HIGH
MED
LOW(+)
LOW
LOW
28
27
26
25
24
(Room temp.
–
Set temp.)
Set
temp.
Fig. 7-1-1 Auto setting of air volume
Table 7-1-1 Manual setting of FAN SPEED
Indication of
FAN SPEED
LOW
MED
HIGH
HIGH Air volume (m
3
/hr)
RAS-10YKH-E
RAS13-YKH-E
RAS-10YKH-ES RAS13-YKH-ES
400
510
500
560
600
650
(Room temp.
–
Set temp.)
+1
0
Set
temp.
ON
OFF
4-way valve
(RY04)
Outdoor fan
(RY03)
OPERATION
display
ON
OFF
OFF
ON
ON
Compressor
(RY01)
Common relay
(RY02)
(2) Once the setting is made, the operation mode is
memorized in the microcomputer so that the
same operation can be effected thereafter simply
by pushing the START/STOP button.
