Dirna 12 V Manuel De L'utilisateur page 11

The display will show CA alternating with the selected temperature. If the temperature is
over 32ºC / 89ºF inside the vehicle, the blower and compressors will enter into maximum
performance for around 20 minutes when the unit is started up, subsequently regulating
performance capacity in line with the interior temperature.
Pressing or
59º and 80ºF.
This option allows users to select the comfort temperature and change the blower speed of
the unit manually.
pressed down increases the blower speed, displaying U1, U2, U3, U4, U5.
Keeping
Release the key at the required speed.
pressed down decreases the blower speed, displaying U5, U4, U3, U2, U1.
Keeping
Release the key at the required speed.
Pressing or
59º and 80ºF.
The compressors and the electro connect and disconnect automatically when the chosen
temperature is reached (E.g.: chosen temperature 23ºC / 73º F, the compressors and the
electro disconnect at 21ºC / 70ºF and connect again at 24ºC / 75ºF).
!
In some cases of error messages, the ON/OFF
display goes off in order to turn off the unit.
!
If the unit and the display shut down during operation, it may be due to the communication
cable or the power cable being disconnected or the power cable fuse having blown.
F4 Function: Automatic unit operation
chooses the required temperature, between 15º and 27ºC or between
F0 Function: Manual unit operation
chooses the required temperature, between 15º and 27ºC or between
Important
key must be pressed down until the
Important
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