19
2. Fan state:
Display Corresponding mode
0 Off
1 Low fan
2 High fan
3. Opening degree of EXV:
Opening degree equals the display data times 8;
4. Number of indoor unit
The indoor unit that can communicate with outdoor unit normally.
7.11 Outdoor fan speed control
There is one fan with two-speed, the fan speed is controlled according ambient temp. After
the compressor stop, 30 seconds later the fan stop.
When cooling:
> 27 High speed
Ambient temp.rise
<27 Low speed
>25 High speed Ambient
temp.decline
<25 Low speed
When heating:
> 14 Low speed
Ambient temp.rise
<14 High speed
>12 Low speed Ambient
temp.decline
<12 High speed
7.12 Oil return function
If operation frequency is lower than 54Hz in 2 hours consecutively, it will be increased to 62Hz
for 3 minutes. Then it recovers to the former operation frequency.