Service Manual - DVH 09/12/18/24 SF Series
Service Manual - DVH 09/12/18/24 SF Series
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8.4.11 Louver Position Memory Function
When starting the unit again after shutting down,
its louver will restore to the angle originally set
by the user, but the precondition is that the
angle must be within the allowable range, if it
exceeds, it will memorize the maximum angle of
the louver. During operation, if the power fails or
the end user shuts down the unit in the turbo
mode, the louver will restore to the default
angle.
8.4.12 8℃
Heating (optional)
In heating operation, the preset temperature of
the air conditioner can be as lower as 8℃, which
keeps the room temperature steady at 8℃ and
prevents household things freezing when the
house is unoccupied for a long time in severe
cold weather.
8.4.13 Self clean(optional)
For heat pump models which are provided with
this function, after running in cooling or drying
mode, if the user press “Self Clean” button on
remote controller, firstly, indoor unit runs in fan
only mode for a while, then low heat operation
and finally runs in fan only again. This function
can keep the inside of indoor unit dry and
prevent breeding of mold.
8.4.14 Follow me (optional)
1) 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.
2) When the follow me function is available,
the PCB will control the unit according to the
room temperature from the remote controller
and the setting temperature.
3) The PCB will take action to the mode
change information from remote controller
signal, but it will not be affected by the
setting temperature.
4) When the unit is running with follow me
function, if the PCB doesn’t receive any signal
from remote controller for 7 minutes or pressing
FOLLOW ME button again, the follow me
function will be turned off automatically, and the
temperature will control the unit according to
the room temperature detected from its own
room temperature sensor and setting
temperature.
8.4.15 Silence operation(optional)
Press the “silence” button on remote controller
to initiate SILENCE function. When the Silence
function is activated, the compressor running
frequency will stay lower than F2 and the
indoor unit will bring faint breeze, which will
reduce the noise to the lowest level and create
a quiet and comfortable room for you.
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