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Fuse and PCB (plate) replacement (in case the air curtain has regulation incorporated)
Before the replacement, inform people that there is work in progress, Disconnect main supply, make sure
that the unit is without tension and that the fans are stationary.
Fuse replacement: Open the service panel where
there is the PCB. Remove the fuse of the fuse holder
by hand pulling and turning counter clockwise.
Replace it and do the steps the other way around.
PCB replacement: Open the service panel and
simply unscrew the power plate by the external part of
the air curtain, loosen the wires and do the necessary
repair.
Once done, we will be able to remove the fan with
the grille. To assemble the new fan with the grille
we will follow the process in reverse order.
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