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C6-17-08
EN
UAB AMALVA we reserve the right to make changes without prior notice
36
2.5.2. „ECO“
An energy-saving mode to minimize the power consumption of the air handling unit. See more details in Sec
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tion 2.4.4..
2.5.3. AUTO mode
AUTO – automatic operation mode when the unit is operating and changing ventilation intensity based on the
chosen (pre-set) weekly operating schedule (for more details, see Section 2.4.6.2). If you connect air quality
sensors to the unit, then by pressing AUTO, the ventilation is automatically adjusted according to the current
air pollution in the room (see Section 2.4.6.3.).
2.5.4. Warning indicator
The indicator informs the user about dirty air filters or ventilation unit malfunctions.
2.5.5. Reset button
After the failure elimination or replacing the air filters, press the reset button and hold it for 5 seconds to remove
the fault message. If the fault message cannot be removed and the unit is not working, then follow the instruc
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tions in the troubleshooting tables (Section 2.6.).
2.5.6. Turning the unit on/off
Pressing the OFF button turns off the air handling unit. To activate the unit, press the same on/off button, or
choose one of the modes directly.
2.5.7. Keypad lock
By pressing the keys
simultaneously and holding them for 5 sec., the keypad is locked and all keys will
become inactive. To unlock the keypad, perform a similar procedure.
2.6. Troubleshooting
If the unit is not working:
• Make sure that the unit is connected to the power supply network.
• Check all the automation fuses. If necessary, replace burned out fuses with new fuses that have the same
electrical parameters (the fuse types are listed in the principal wiring diagram).
• Make sure there is no fault message or indication in the control panel. If there is a problem, you must first
remove the fault. To remove the fault, follow the instructions in the troubleshooting tables.
• If nothing is shown on the control panel, check for damage to the cable that connects the remote panel to
the unit.