Haier HSU-12LEK03-Y2 - Functions and Control; Main Functions and Control Specifications

Domestic air conditioner
HSU-12LEK03-Y2
Functions and control
10
5ˊFunctions and control
5.1 main functions and control specifications
Including brief introduction to air conditioners of series models and electric control function.
Automatic
running
Indoor
temperature
control
Dehumidification
running
When the system runs under "automatic" mode, it will determine the operating mode
according to the follows,
Tr26ć Choose Cooling Mode
Tr˘26ć Choose Blowing Mode ,and default wind speed is low
Temperature control range : 16ć—30ć
Temperature control precision: r1ć
Compressor can’t be controlled by temperature sensor within 2 minutes after it starts
When Tr> Ts, outdoor fan motor and compressor on, and indoor fan motor run at fixed
wind speed. When Tr  Ts, outdoor fan motor and compressor off, and when Tr > Ts,
outdoor fan motor and compressor are working again .If Tr=Ts, the indoor fan motor ,
outdoor fan motor and the compressor’s state will not change.
The compressor, outdoor fan and indoor fan will run as per the following
working pattern so as to realize the refrigerating running of dehumidification:
ķ Tr> Ts+2ć, compressor, outdoor fan run continuously, indoor fan runs as per
setting wind speed (State 1);
ĸ Ts+2ćTrTs, compressor, outdoor fan run intermittently with 10
minutes ON, 6 minutes OFF. (Compressor and outdoor fan are synchronous)
indoor fan runs in fixed lower wind speed, and will cease at the stand-by time of
3 minutes (State 2)
Ĺ Tr <Ts, compressor, outdoor fan ceases, indoor fan runs in lower wind
speed. (State 3)
State1
State2
State3
Ts-1 Ts Ts+2 Ts+2