Hisense AS-09UR4SVNVG1 (UP1) Service Manual page 17

5 . C O N T R O L M
5 . C O N T R O L M
Dehumidifying area II: The compressor stops for 5 minutes and operators for 5 minutes at the
lowest frequency.
Dehumidifying area III: The compressor stops.
5-3-10 Air Blowing mode
The outdoor unit does not work while the indoor fan runs with the fan speed selectable at the
auto, low, medium and high speeds.
When being auto, the fan speed is determined in the cooling mode (with the temperature
0
setting of 24 C in default).
The high, medium and low fan speeds are same with that in the cooling mode.
5-3-11 Compressor operating state indication
When the compressor is in operation, The 3 LED indicator lights on the control panel of
the outdoor unit indicates the causes of the restriction on the compressor's current
operating frequency.
Symbols for indicator light:: ★: ON
LED1 LED2
Ο Ο
1
× ×
2
×
3
★
×
4
★
×
5
★
6
★ ★
×
8 ★
O D E L
O D E L
Ο: flashing
The cause of the restriction on the compressor's current
LED3
operating frequency
Ο
Normal frequency ascent and descent with no restriction
on the frequency
Frequency descent or restriction on frequency ascent
★
caused by over current
Frequency descent or restriction on frequency ascent
★
caused by anti-freeze in cooling or overload control in
heating
Frequency descent or restriction on frequency ascent
★
caused by too high compressor discharge temperature
×
Restriction on maximum operation operating frequency
caused by too low voltage on the supply circuit
Operating at a fixed frequency (when in a capacity
★
measurement or forced operation at a fixed frequency.)
×
Communication frequency drops.
×: OFF
24