21
ACVIBA HE
AIR-AIR PACKAGED UNITS
COMPACT VERTICAL INVERTER
IOM_ACVIBA HE_35ia80i_207910_190501_EN
OPERATION
BEFORE START-UP
The installer shall complete various control operations to make sure that the unit operation is correct when commissioning
the unit for the first time. Start-up shall be supervised by an air conditioning qualified technician.
GENERAL INSTALLATION CHECKING
Control that there is space enough for operation, access to the electrical box and for maintenance.
Control that the unit is inclined with 2% following the drain direction.
Control that all the panels are fitted properly with screws.
Control the condition and position of the grilles, diffusers, air ducts,
etc…
Control that the air filters are clean and correctly fitted.
Control that the drainage is not blocked.
Electrical installation checking
Check that the electrical wiring diagram is available as it is an essential document to complete the connection
operations.
Check that all the electrical connections are tight.
Check the power supply voltage. The power supply to the unit must be within 10% of the voltage level stated on
the serial plate. In case of three-phases lines, make sure that the three phases are well balanced. Damages
caused by the start-
up of the unit with an incorrect voltage line will not be covered by the Hitecsa’s warranty.
Check that the necessary line protection devices are installed and comply with the local valid legislation.
The unit is equipped with frequency converters. Check that the main switch is of minimum 300 mA or is a
superimmunized switch so as to avoid possible power cuts caused when it is activated.
Check that the thermostat is connected and power supplied properly.
Check the remote on/off connection.
Check the rotation direction of the fans.
Check that the electrical interconnecting cables are protected with a tube or a conduit.
