Hoover CCS 5172X Manuel D'entretien Et D'utilisation page 24

Do not use sharp objects to remove this protection as it could damage
it.
Electrical connection (for U.K. only)
Plug your appliance into the power socket. If the plug we supply does
not fit :
CUT IT OFF AND DESTROY IT!
You can't use it on other appliances, and
the exposed wires could be dangerous if
anyone plugged it in.
Fit a suitable plug, as follows:
Connect to the terminal in the plug
Marked with the letter E,OR marked
with the Earth symbol,
Green and
yellow wire
OR coloured green,
OR coloured green and yellow.
Marked N,
Blue wire
OR coloured black.
Marked L,
Brown wire
OR coloured red.
authorised
The fan is preset to OFF.
To activate, press the switch (fig. 6)
To optimize energy consumption, it is recommended that you turn the
fan on only when the ambient air temperature exceeds 28/30 °C.
EN21