Electrical Control Function
1.3 Operation Modes and Functions
1.3.1 Fan mode
(
1) Outdoor fan and compressor stop.
(2) Temperature setting function is disabled, and no setting temperature is displayed.
(3) Indoor fan can be set to high/(med)/low/auto.
(4) The louver operates same as in cooling mode.
(5) Auto fan:
5.0
4.0
High
Low
2.0
Medium
3.0
Ts=24
1.3.2 Cooling Mode
1.3.2.1 Outdoor PMW open angle control
The unit is working in cooling mode with the EXV open 300P for 3 minutes, then adjusting PMW open angle
according to the temperature of compressor discharge every 2 minutes.
1.3.2.2 Outdoor fan operation rules
27
High
Low
25
20
15
low temperature cooling
Outdoor fan in low temperature cooling mode acts as follow:
38
Exit low ambient cooling
mode
, run with high fan
for 1 minute
Low
30
27
23
off
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