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7 - POSITIONING AND INSTALLATION
Positioning the unit on the roofcurb
Once the previous work has been carried out, the machine can
be mounted on the roofcurb.
Safety grille
Important: All roofcurb are supplied with a return safety grille
intended for plenum installations. For installations with ducted
return, the grille must be removed prior to place the machine on the
roofcurb. This grille is fastened using 4.8 self-tapping hex screws.
Electrical
cabinet
Sheet metal
precuts
Electric power supply
If the connection of the power cables is to be carried out via the
machine base they will have to go through the roofcurb using the
sheet metal precuts for this purpose.
Important: It’s the responsibility of the installer the insulation and
sealing upsweep around the roofcurb, as explained above.
The machine fi ts perfectly on the
roofcurb, no connecting element
is necessary.
Important: the installer must ensure the sealing in all
the precuts after passing through them the hoses of the
power supply.
These precuts are located in the roofcurb area below the electrical
cabinet. Its position can be consulted in the dimensional drawings.
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