Fan Only Operation; Cool Operation - Toshiba RAS-07EKH Service Manual

PREPARATION:
• When the power plug (or cord) is connected to
EKH: AC 220/230/240V (50 Hz) outlet, the OP-
ERATION (ON) lamp starts flashing, indicat-
ing that power has been turned on (or that
power failure occurred).
• Confirm that the remote control TEMPORARY
switch is set to the REMOTE CONTROL posi-
tion.
• When the remote controller's START/STOP
button is pushed, a receive tone is heard from
the main unit and the following operations are
carried out.

8-10. FAN ONLY Operation

(The remote controller's MODE button is set to the
FAN ONLY position.)
(1) 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.
(2) When the FAN SPEED button is set to the AUTO
position, the indoor fan motor operates as shown
in Fig. 8-21. When the FAN SPEED button is set
to LOW, MED, or HIGH, the motor operates with
a constant air volume as listed in Table 8-2. Power
relay RY7 is turned off.
Fig. 8-21 Auto setting of air volume
Table 8-2 Manual setting of FAN SPEED
Indication of FAN SPEED
LOW
MED
HIGH

8-11. COOL Operation

(The remote controller's MODE button is set to the
COOL position)
(1) 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.
(2) Relay RY07, RY08 is turned on to energize the
outdoor unit, and a cool operation is carried out.
The indoor fan motor operates as shown in Fig.
8-22 when FAN SPEED button is set to AUTO.
The motor operates with a constant air volume
as listed in Table 8-2, when the FAN SPEED but-
ton is set to LOW, MED, or HIGH.
8-11-1. Louver control
(1) When the SET LOUVER button of the remote
controller is pushed during the operation, the lou-
ver is automatically set to the desired position.
(2) When the SET button is pushed, the louver verti-
cally swings within range of 25°.
(3) The louver position is stored in the microcom-
puter, and at the next operation, the louvers will
be set to the position automatically.
– 27 –
Air volume
LOW
MED
HIGH
Fig. 8-22 AUTO