Service Manual
Installation and Maintenance
14
9.3
When the initial temperature is set at 28
～
29
℃
, after turning on the sleeping function, the temperature will increase by 1
℃
every two
hours. When the temperature is increased by 1
℃
, the temperature will not change any more. When the unit has operated for 7 hours, the
temperature will decreased by 1
℃
. After that, the unit will operate at this time all the time.
9.4
When the initial temperature is set at 30
℃
, after turning on the sleeping function, the unit will operate at this temperature. When the unit
has operated for 7 hours, the temperature will decreased by 1
℃
. After that, the unit will operate at this time all the time.
10. Fan
The fan can operate at high, medium, low or auto fan speed. The auto fan speed will automatically adjust the current operation status of the
fan.
a
.
Auto fan speed under cooling mode:
Tinner amb.≥2
℃
high fan speed
Tpreset
＜
T inner amb.
＜
2
℃
medium fan speed
T inner amb.≤Tpreset low fan speed
b
.
The fan speed under fan mode is same as that for cooling mode.
c
.
The auto fan under auto mode is controlled by the auto fan under its actual mode;
d
.
Only low fan speed under drying mode. When adjusting the fan speed button, only the low fan indicator is ON and the buzzer will give out
a sound.
11. Power-off memory
The system will memorize the setting operation status (mode, set temperature, fan speed, timer) before power failure. Once power recov-
ered, the unit will automatically operate at the set status before power failure.
