50 PB
OPERATION
Unit Function
Air flow direction control
The horizontal louver is controlled by a step motor, press the SWING button to swing or stop the louver.
During the louver run in normal operation, the current position will be stored. When the appliance turns off and louver swings automatically
to the default position, it will position at the default position plus 5º.
Outdoor fan
The outdoor fan speeds can be changed according to outdoor ambient temperatures.
Reversing Valve
State: It is energized in heating.
Switchover: When initially powered on for heating, the reversing valve is activated immediately.
In the change from cooling to heating, it needs an interval of 50 seconds for the reversing valve to change over from being interrupted to
being activated.
The super function (option)
In cooling mode, when you press the SUPER button by remote control, the unit will operate for 15 minutes with the following setting:
The set temperature is 61°F;
The fan speed with highest speed;
The compressor runs with high frequency.
Dehumidifying mode
The dehumidifying mode is illustrated as follows:
Dehumidifying area I: Operation at the frequency in the range (30–60Hz) according to Dt
(T indoor ambient- Tset).
Dehumidifying area II: The compressor stops for 5 minutes and then operates for 5 minutes at the lowest frequency.
Dehumidifying area III: The compressor stops.
Fan Only Mode Operation
During the appliance run in this mode, the compressor and outdoor fan stop, the indoor fan operate under the pre-setting of air
volume, and the louver swing, and the indoor fan speed same as the Heating Mode.
62˚F
Dt(°F) f(Hz)
32 30
33 30
34 40
35 50
36 60
Figure 306
Figure 307
To Next Page
Loading...
