Electrical Control Function
42
Electrical Control System
The louver operates same as in relevant mode.
If the machine switches mode between heating and cooling, the compressor will keep stopping for 15
minutes and then choose mode according to T1-Ts.
If the setting temperature is modified, the machine will choose running function again.
1.3.4 Drying mode
1.3.4.1 The indoor fan will keep running at low speed.
1.3.4.2 All protections are active and the same as that in cooling mode.
1.3.4.3 The louver operates the same as in cooling mode.
1.3.5 Timer function
1.3.5.1 Timing range is 24 hours.
1.3.5.2 Timer on. The machine will turn on automatically when reaching the setting time.
1.3.5.3 Timer off. The machine will turn off automatically when reaching the setting time.
1.3.5.4 Timer on/off. The machine will turn on automatically when reaching the setting “on” time, and then
turn off automatically when reaching the setting “off” time.
1.3.5.5 Timer off/on. The machine will turn off automatically when reaching the setting “off” time, and then
turn on automatically when reaching the setting “on” time.
1.3.5.6 The timer function will not change the AC current operation mode. Suppose AC is off now, it will not
start up firstly after setting the “timer off” function. And when reaching the setting time, the timer LED will be
off and the AC running mode has not been changed.
1.3.5.7 The setting time is relative time.
1.3.6 Economy function
1.3.6.1 It is valid in cooling, heating and auto mode.
1.3.6.2. Turning off, changing mode or setting fan speed will cancel economy function.
1.3.6.3 Operation process in sleep mode is as follow:
After pressing ECONOMIC or SLEEP button on the controller, the machine will go into economy mode.
When cooling, the setting temperature rises 1
℃
(be lower than 30
℃
) every hour, 2 hours later the setting
temperature stops rising.
For heat pump models, when they are in heating, the setting temperature reduces 1
℃
(be higher than 17
℃
)
every hour, 2 hours later the setting temperature stops reducing.
1.3.6.4 In this mode, the fan speed is forced into AUTO mode.
1.3.7 Auto-Restart function
The indoor unit is equipped with auto-restart function, which is carried out through an auto-restart module. In
case of a sudden power failure, the module memorizes the setting conditions before the power failure. The
unit will resume the previous operation setting (not including Swing function) automatically after 3 minutes
when power returns.
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