AUX air conditioner service manual
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⑩“display” button
When the Digital display screen displays, press the “display” button for hiding the screen; re-press the
“display” button, the Digital display screen resume the normal display condition.
⑵Specification of the working mode
The unit has the memory function (memorizing the fan speed, setting temperature etc.) when the
modes transform.
①Primary electrified
The controller selects the modes of cooling, dehumidifying or heating (ventilating) mode
automatically according to the indoor temperature while being primary electrified.
a)When TA≥TA1: Select the cooling mode, high fan speed, setting temperature 24℃.
b)When TA2≤TA<TA1: Select the dehumidifying mode, high fan speed, setting temperature 24℃.
c)When TA<TA2: the heat pump unit selects the heating mode, high fan speed, setting temperature
24℃.
The cooling only unit selects the ventilating mode, high fan speed, no setting temperature display.
The system mode will not change along with the variety of the indoor temperature after being selected.
At this moment, the corresponding mode and the indoor temperature will display on the screen of the
operation panel. The air-conditioner is in the off condition. After pressing the “on/off” button to start,
the air-conditioner will run according to the selected working modes.
C② ooling mode
The temperature setting range is 16℃~32℃
a)The primary setting temperature is 24℃,setting fan speed is high fan. Press“plus”, “minus”button to
adjust the setting temperature. Press the “fan speed” button to select the setting fan speed between low
fan and high fan.
b)During the run period, when:
TA-TS≤-1℃,the compressor and the outdoor fan unit stop.
TA-TS≥1℃,the compressor and the outdoor fan unit start.
TA=TS,remain the previous condition.
c) During heating process, the indoor fan unit runs according to the setting fan speed. If the setting
speed is strong fan function, the indoor fan unit runs at strong fan speed. If the setting is sleeping
function, the indoor fan unit runs at low fan speed (the display still is the setting fan speed).
d) Includes the anti-freezing, sleeping and timing function.
D③ ehumidifying mode
The temperature setting range is 16℃~32℃
●Temperature control:
a)TA>TS+2℃,compressor,outdoor fan unit runs continuously, the indoor fan unit runs at the
setting fan speed.
b)TS<TA≤TS+2 area,compressor, outdoor fan unit run 10 minutes and stop 6 minutes. The indoor