– 12 –
(Room temp. –
Set temp.)
+1
0
Set
temp.
ON
OFF
4-way valve
Outdoor fan
OPERATION
display
ON
OFF
OFF
ON
ON
Compressor
Common relay
HIGH
MED
LOW(+)
LOW
LOW
28
27
26
25
24
Room temp.
7. OPERATION DESCRIPTION
7-1. FAN ONLY Operation
(MODE of the remote control : FAN ONLY)
(1) Fan speed setting
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.
Fig. 7-1-1 Auto setting of air volume
Table 7-1-1 Manual setting of FAN SPEED
Indication of
HIGH Air volume
FAN SPEED
(m
3
/h)
LOW
550
MED
650
HIGH
750
(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.
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. 7-2-1
(2) A cool operation is carried out when the indoor
microcomputer sends the operation signal to the
outdoor microcomputer.
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.
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.
7-2-1. Louver Control
(1) By pushing the SET button of the remote control
during the operation, the louver can be set to the
desired position.
And the louver position is stored in the micro-
computer, the louvers will be set to the position
automatically at the next operation.
(2) When the AUTO button is pushed, the louver
vertically swings within range of 25deg.
(Room temp. – Set temp.)
MED (+)
MED
LOW (+)
LOW
+1,5
+1,0
+0,5
+0
–0,5
RY01 OFF
Set
temp.
Manual
FAN
According
to the set
position
HIGH
AUTO
