Operation Description - Toshiba RAS-18YKH-E Service Manual

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.
28
HIGH
27
26
25
24
LOW
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
(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. OPERATION DESCRIPTION

MED
LOW(+)
LOW
HIGH Air volume
3
(m /h)
550
650
750
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.
+1
Set
0
temp.
(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.
+1,5
+1,0
+0,5
+0
Set
–0,5
temp.
(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.
– 12 –
ON ON
OFF ON OFF OFF
Fig. 7-2-1
FAN
AUTO Manual
HIGH
MED (+)
According
to the set
MED
position
LOW (+)
LOW
RY01 OFF
Fig. 7-2-2
ON