MCAC-PDSM-2013-04 Midea Precision AC Technical Manual-Down Delivery Series
59
Compressor checking:
Press the
Set
key, the setting temperature to be room temperature
minus 5°C, the relative humidity to be the same as the room temperature, and press
enter
to observe the compressor whether operates or reverses. (The compressor reverse then it
will has abnormal voice.)
Note:
The compressor cannot be reversed over 30 seconds, and it should be judged immediately and
cut off the power.
Back to
M0
page, and press
Status
to check the rising pressure of the compressor is
normal or not, and at the same time, the outdoor fan should be high speed operating, and
the stable pressure of the compressor should about 30bar.
Cooling state detection:
Press the
Menu
and press the
Down
button to check the current
mode is cooling or not.
Dehumidification function detection:
Press the
Set
to change the temperature as the
same as the room temperature, and relative humidity set to the room temperature minus
5%RH. Press
enter
and the compressor will be normally operated, and then press the
Menu
, press
Down
key to check the current mode is dehumidification or not.
Humidification function detection:
Operate the humidifier switch, press the
Set
to change
the temperature as the same as the room temperature, and the relative humidity set to be
the room temperature plus 5%RH, then press
enter
to check the compressor stops or not
and the humidifier starts to inlet water or not. Press the
Status
, find the
li
page, and check
the current flow of the humidifier whether increased gradually, and wait the action of the
humidification tank change from
Water inletting
to be
Evaporating
. Press
Manual
drainage
switch to drain off the water.
The first grade heater detection:
Operate two electrical heater switchs, press
Set
to set
the temperature to be room temperature plus 2°C, and the humidity stays the same as the
indoor humidity. Press
enter
to check whether stop humidifying and whether operate the
first grade electrical heating pipe, and then press
Menu
,
Down
key to check whether
display heating mode.
The second grade heater detection:
Press
Set
to set the temperature to be room
temperature plus 4°C, and the humidity stays the same as the indoor humidity. Press
enter
to check whether operate the second grade electrical heating pipe, and then press
Menu
,
Down
key to check whether display heating mode.
Dehumidification heating mode:
Press the
Set
button to change the relative humidity to
be indoor humidity minus 5%, press
enter
to check the compressor whether operates, and
then press
Menu
,
Down
to check whether display dehumidification heating mode.
Humidification heating status detection:
Press
Set
to change the relative humidity to be
indoor humidity minus 5%, press
OK
to check the compressor whether stops and the
humidifier starts to inlet water and starts humidifying or not, at that time the humidification
tank will be getting hot, and then press
Menu
,
Down
to check whether display
humidification heating mode. Press
Manual drainage
switch to drain off the water.
Cooling humidification status detection:
Press
Set
key to change the temperature to be
indoor temperature minus 5%, press
enter
, and operate the unit after the unit stops one
minute, to check whether continue humidifying or not; and press
Menu
,
Down
to check
whether display cooling humidification mode.
