Dry Operation; Heat Operation; Louver Control - Toshiba RAS-10YKH-E Service Manual

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.

7-3. DRY Operation

(MODE of the remote control : DRY)
(1) Compressor 4-way valve, outdoor fan and
operation display are controlled as shown in Fig.
7-3-1.
+3
+2
+1
Set
0
temp.
Fig. 7-3-1
• The microprocessor turns the compressor on
and off at regular intervals (4 to 6 minutes on
and/or off). During the compressor off, the
indoor fan will operate in the super low
position.
• The indoor fan will operate in the AUTO
position.
(2) The pattern of operation depending on the
relation between room temperature and set
temperature is shown below:
Room temp.
Set temp.+1
Set temp.
ON ON
Compressor
Outdoor fan
OFF
*
Indoor fan L. S.L.
*
Super Low
Fig. 7-3-2
ON ON
OFF
OFF OFF
ON ON
OFF OFF
L. S.L. L. S.L. L.

7-4. HEAT Operation

(MODE of the remote control : HEAT)
(1) Relays compressor 4-way valve, outdoor fan and
operation display are controlled as shown in Fig.
7-4-1.
0
–1
(2) Relays RY01 and RY02 are turned on to ener-
gize the outdoor unit, and a heat operation is
carried out. The indoor fan motor operates as
shown in Fig. 7-4-2, when the FAN is set to
AUTO.
The motor operates with a constant air volume
as listed in Table 7-1-1, when the FAN is set to
LOW, MED, or HIGH.
RY01 OFF
Set
0
temp.
-1
-2
-3
-4
(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.
– 19 –
OFF OFF
ON ON
ON ON
Fig. 7-4-1
FAN
AUTO Manual
LOW
According
LOW(+)
to the set
position
MED(-)
MED
Fig. 7-4-2
ON