Haier AS09/12GS2ERA - 5.2.2.2:The outdoor fan control when heating; 5.2.3: The control of the outdoor electronic expansion valve; 5.2.4: Four way control

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Domestic Air Conditioner
after 30 seconds,it begins to control the airflow speed according to the temperature conditions of the
outdoor environment.
5.2.2.2:The outdoor fan control when heating
The temperature of the outdoor
air ˄Ta ˅
Airflow speed
Ta 2 2ć woL
19 Ta<22ć ć deepsehtgnipeeK
16 Ta<22ć ć muideM
14 Ta<16ć ć deepsehtgnipeeK
Ta<14ć hgiH
5.2.3˖The control of the outdoor electronic expansion valve
When starting the compressor: the opening size of the valve must be guaranteed to have entered into
the standard opening size, and then the compressor can be started.
When refrigeration is in vain (the machine is shut down or is in the state of retrograde operation), the
opening size of the expansion valve of the indoor unit is 5 steps;
When heating is in vain, the opening size of the expansion valve of the indoor unit is 55 steps;
When the outdoor unit is shut down, the valve is opened completely for 2 minutes, and then begin
initialization.
The scope of refrigerationg valve 60-----480 steps
The scope of heating valve 90-----480 steps
The valves are adjusted according to the degree of superheat —SHaˈ SHa.Ƹ
5.2.4˖Four way control
For the details of defrosting four-way valve control, see the defrosting process.
Four way working in other ways:
Under the mode of heating, open the four-way valve, when the compressor is not started or changed
to non-heating mode, make sure the compressor is stoped for 2 minutes, and then close the four-way
valve.
The temperature of the
outdoor air ˄Ta˅
The temperature of the outdoor
coil˄Te˅
Airflow speed
Ta 3 0ć hgiH——
26 Ta<30ć ć deepsehtgnipeeK——
24 Ta<26ć ć muideM——
23 Ta<24ć ć deepsehtgnipeeK——
5Ta<23ć ć woL——
Ta< 5ć 15 Teć woL
eT>51 ć potS
25
AS09/12GS2ERA 1U09/12BS1ERA-SM
Function and control