Finish Of Defrost Operation; Returning From Defrost Operation; Louver Control; Louver Position - Toshiba RAS-07PKVP-E Service Manual

High Wall, Heat Pump Type
8-8-2. Finish of Defrost
Operation
Returning conditions from defrost operation to heating
operation
1) Temperature of outdoor heat exchanger rises
to +8°C or higher.
2) Temperature of outdoor heat exchanger is kept
at +5°C or higher for 80 seconds.
3) Defrost operation continues for 15 minutes.
8-8-3. Returning from defrost
operation
1) The compressor stops for 40 seconds.
2) The 4-way valve is switched 30 seconds after
the compressor stops.
3) The outdoor fan starts rotating 30 seconds
after the compressor stops.

8-9. Louver Control

8-9-1. Louver Position

This function controls the air direction of the indoor unit.
• The position is automatically controlled according to
the operation mode (COOL/HEAT).
• The set louver position is stored in memory by the
microcomputer, and the louver returns to the stored
position when the next operation is performed.
(Cooling/heating memory position)
The angle of the louver is indicated as the horizontal
angle is 0°.
When the louver closes fully, it directs approx. 10°
upward.
Louver angle
Louver position in cooling operation
Cooling operation/AUTO (COOL)
Initial setting of "Cooling storage position"
Louver : Directs downward (23°)*1
*1 When the indoor humidity is high (Hu sensor valve)
compressor speed is 23 rps or more and the position of the louver
is less than 29°, the louver moves to 29° to prevent the air outlet
from dew drop.
And the louver can't be move to less than 29°. When the indoor
humidity become low or the compressor speed become less than
23 rps, the louver returns to the storage position.
Louver position in heating operation
Heating operation / AUTO (HEAT)
Initial setting of "Heating storage position"
Louver : Directs downward (72°)
In case that the following temperature is
obtained during 12 minutes or 12 to 25 minutes
from start of heating operation:
Room temperature (TA)
< Set temperature (Tsc) –3.0
"Heating storage position"
Louver : Directs downward (72°)
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Service Manual
Horizontal
(0 )
Powerful
"Cooling storage position"
Louver : Directs downward (34°)
Powerful
"Heating storage position"
Louver : Directs downward (58°)
SLEEP MODE operation
In case that the following temperature is
obtained during 12 to 25 minutes from start
of heating operation:
Room temperature (TA)
Set temperature (Tsc) –3.0
or when 25 minutes or more passed from
start of heating operation.
"Cooling storage position"
Louver : Directs downward (23°)
70%), the