31
Service Manual
Technical Information
(1)Models: AED07KP,AED09KP,AED12KP
1 Basic Functions
1.1 Cooling Mode
1.1.1 Working conditions and process for cooling
When T
indoor ambient
≥T
preset
+2 (1 ), the unit will start working in cooling mode. Meanwhile, compressor will be
will run at set fan speed.
T
indoor ambient
T
preset
-2 (1 ), compressor will stop running, while indoor fan will run at the set fan speed.
T
preset
-2 (1 )< T
indoor ambient
<Tpreset+2 (1 ), the unit will keep previous running status.
1.1.2 In this mode, the temperature setting range is 61
~86 (16~30 ).
Working conditions and process for drying
When T
indoor ambient
> T
preset
+4 (2 ), the unit will run according to the cooling mode and the fan will run at low fan
When Tpreset-4 (2 )T
indoor ambient
T
preset
+4 (2 ), the unit will run in dry mode and the fan will run at low fan
will run for 6mins and stop for 4mins, and then it runs like that circularly.
T
indoor ambient
< T
preset
-4 (2 ), compressor will stop running, while the fan will run at low fan speed.
1.2.2 In this mode, the temperature setting range is 61
~86 (16~30 ).
ving Mode
Working conditions and process
T
indoor ambient
≥T
preset
+2 (1 ), compressor will be turned on and the fan will run at set fan speed.
When T
indoor ambient
T
preset
-2 (1 ), compressor will stop running, and the indoor fan will also stop running after
running at set fan speed for 60s.
c) When
T
preset
-2 (1 )< T
indoor ambient
< T
preset
+2 (1 ), the unit will keep previous running status.
1.3.2 In this mode, the temperature setting range is 61
~86 (16~30 ).
In this mode, compressor tube will also stop running, while the fan will run at set fan speed.
The temperature setting range is 61 ~86 (16 ~30 ).
Auto Mode
T
ambient
≥79(26 ), the unit is running according to cooling mode, T
preset
=77(25 ).
When T
preset
=68(20 ); if it’s the cooling only controller, the unit will run according to fan mode, T
preset
=68(20 ).
When 72 (22 )<T
ambient
<79(26 ), the unit will keep original running status; if the unit is energized for the
first time, the unit will run at fan mode.
6.2 Description of Each Control Operation