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29
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(2) Indoor fan control
(a) Normal control
(
!
)The indoor fan runs on EXTRA-LOW speed during the thermostat OFF.
EXTRA-LOW speed can be changed to LOW or HIGH speed by setting the dip switch SW1- and SW1-6, If the pipe
temperature becomes more than degrees below the room temperature during the thermostat OFF, the indoor fan
will stop. After, when the indoor coil temperature becomes within degrees of room temperature, the indoor fan will
run on EXTRA-LOW speed.
(
@
)Hot adjustment
Hot adjustment is a warm-up for HEAT operation
<Start conditions>
The hot adjustment works under any of the following conditions.
● HEAT operation starts.
● Defrosting ends.
● Thermostat turns ON.
[Hot adjustment]
Initially, the indoor fan runs on EXTRA-LOW speed. When minutes have passed or the indoor coil temperature
exceeds °C, the fan speed changes to LOW. Two minutes later, the hot adjustment ends. Then, the fan speed
depends on the remote controller setting.
(
#
)The indoor fan stops when the indoor coil temperature is within degrees either way of room temperature.
(
$
)To eliminate the remaining heat, the indoor fan runs for the first 1 minute after the booster heater is turned OFF.
(3) Auto vane control
Auto vane position is set to 70 degrees airflow at the start-up of Heat operation.
The airflow direction can be changed by the remote controller setting.
In the following cases, airflow direction becomes 10° regardless of the remote controller setting.
1
During the hot adjustment with fan speed at EXTRA-LOW
2
During defrosting with indoor fan OFF
3
During the thermostat OFF
10°
0°
60°
70°
SWING
OC229A
