4. HEATING OPERATION
Switch the airflow [Auto], and the indoor fan motor will run according to a room temperature,
as shown in Fig. 7.
On the other hand, if switched in [Hi] ~ [Lo], the indoor motor will run at a constant airflow
of [Heat] operation modes Lo, Me, Hi, as shown in Table 5.
5. COOL AIR PREVENTION CONTROL (Heating mode)
6. DRY OPERATION
Refer to the Fig. 3.
During the dry mode operation, the fan speed setting can not be changed.
7. DEFROST OPERATION
When the defrost operation starts, the indoor fan runs according to cool air preventtion control for 20 seconds.
And the fan is stopped if 20 seconds have passed.
When 60 seconds have passed after defrost operation is released,
the fan runs according to cool air preventtion control
01-07
Setting Fan mode
S-Lo mode
STOP
27°C
24°C
Indoor heat exchanger
temperature
Indoor heat exchanger
temperature
The maximum value of the indoor fan speed is set as shown in Fig. 8, based on the detected
temperature by the indoor heat exchanger sensor on heating mode.
( Fig.7 : Airflow change - over ( Heating : AUTO ) )
( Fig.8 : Cool Air Prevention Control )
TR-Ts > -1.0°C
=
-2.0°C > TR-Ts
1.0°C > TR-Ts > -2.0°C
=
TR-Ts > -1.5°C
=
-2.5°C > TR-Ts
-1.5°C > TR-Ts > -2.5°C
=
Lo mode
Me mode
Hi mode
Setting Fan mode
27°C
24°C
Indoor heat exchanger
temperature
13 min. later
Lo
Lo
AMP Air Conditioning
www.ampair.co.uk | [email protected]
