DM16-01.01.21en Mission On-off
Service manual 41
9.4.4 Auto-mode
This mode can be chosen with remote controller.
In auto mode, the machine will choose operation mode according to ∆T (∆T =T1-Ts).
T1-Ts
Cooling
Heating*
Fan only
Heating*: For cooling only models, they will run at fan speed
AC will run in auto mode in the below cases:
（1） Pressing the forced auto button.
（2） If AC is off, it will run in auto mode when the timer on function is active.
（3） After setting the mode, AC will run in auto mode if the compressor keeps not running for
certain time.
9.4.5 Drying mode
7.4.5.1 The compressor is cycled running with 10 minutes on and then 5 minutes off. The indoor fan
will keep running at low speed.
7.4.5.2 In drying mode, if room temperature is lower than 10℃, the compressor will stop and not
resume until room temperature exceeds 13℃.
7.4.5.3 The evaporator anti-freezing protection is the same as that in cooling mode.
9.4.6 Forced operation function
Forced cooling mode:
The compressor and outdoor fan keep running and the indoor fan runs at low speed. After running for
30 minutes, AC will turn to auto mode with 24℃ setting temperature.
Forced auto mode:
The action of forced auto mode is the same as normal auto mode with 24℃ setting temperature.
When AC receives signals, such as switch on, switch off, timer on, timer off, mode setting, fan speed
setting, sleeping mode setting, follow me setting, it will quit the forced operation.
9.4.7 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.
If the memorization condition is forced cooling mode, the unit will run in cooling mode for 30 minutes
and turn to auto mode as 24℃ setting temp.
If AC is off before power off and AC is required to start up now, the compressor will have 1 minute
delay when power on. Other conditions, the compressor will have 3 minutes delay when restarts.
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