Auto-Restart Function; Super Ionizer Function; Self Clean Function; Follow Me Function - Midea MSY-09HRDN1-QC8 Service Manual

Air conditioner dc inverter split wall-mounted type, r410a, 1ph, 220~240v, 50hz
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8.13.5 When user uses timer off function in sleep mode(or sleep function in timer off mode), if the
timing time is less than 7 hours, sleep function will be cancelled when reaching the setting time. If the
timing time is more than 7 hours, the machine will not stop until reaches the setting off time in sleep
mode.

8.14 Auto-Restart function

In case of a sudden power failure, the indoor main chip will restore the setting conditions before the
power failure. The unit will resume the previous operation setting (including setting mode,
temperature, fan speed, vertical swing) automatically after 3 minutes when power returns.

8.15 Super Ionizer function

Super ionizer function which is controlled through remote controller is available only when the unit is
on.
After the Aircon being turned on, the Ionizer function is switched on when the unit receives CODE
from remote controller at first time, and ionizer is switched off when the unit receives the CODE
again. It's a circle.
After starting the Ionizer function, the ionizer can work only when the indoor fan motor is running. If
the indoor fan motor is off, the ionizer also stops working, even though the Ionizer function is
available.Ionizer function will not be off when the running mode is switched. Ionizer function will be
off when the unit is turned off.
8.16 Self-clean function
1) Self-Clean function is available only at cooling (including auto-cooling and turbo) and drying
mode, when the user presses down the button "Self-Clean" on remote controller, "SC" icon will be
displayed on the indoor temperature display area. After running for 13 minutes in low fan mode, the
unit will get into low heating mode (anti-cold wind function is not valid). When the unit keeps low
heating mode for 1 min or evaporator high temp protection occurs, it will stop heating and get into
low fan mode and keep running for another 2 minutes. Then the unit will quit from Self-Clean
function and turn off.
2) When setting the Self-Clean function, the unit has been in Timer or Turbo function, the Timer or
Turbo function will be cancelled and then execute Self-Clean function.
3) When the unit is running Self-Clean function, all other functions will be not available except
swing/air direction/clean air/vent/LED display, and only receiving "Self-Clean" code again or "turn
off" code, the unit will quit from the function.
4) When the unit is running Self-Clean function, all protection functions are valid.

8.17 Follow me function

If the indoor PCB receives the signal which results from pressing the FOLLOW ME button on remote
controller, the buzzer will emit a sound and this indicates the follow me function is initiated. But when
the indoor PCB receives signal which sent from remote controller every 3 minutes, the buzzer will not
respond. When the unit is running with follow me function, the PCB will control the unit according to
the temperature from follow me signal, and the temperature collection function of room
temperature sensor will be shielded, but the error detective function of room temperature sensor will
be still valid.
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