Philips AC4065 - Manual (Page 13)

Problem Solution
Perhaps the mesh of the corona particle charger is not clean. Clean the
corona particle charger (see chapter ‘Cleaning and maintenance’).
The appliance produces
a burning smell during
operation
The appliance may be malfunctioning. Switch off the appliance and
unplug it. Take the appliance to your Philips dealer or an authorised
Philips service centre.
The appliance gives off
an unusual smell during
operation.
In case of an unusual smell, contact an authorised Philips service centre.
The corona particle
charger is still dirty after
I have cleaned it with
the soft cleaning brush.
This is not a problem. By brushing the top and bottom of the corona
particle charger, you remove enough dirt to make it work properly
again.Never touch the corona particle charger with your hands. Always
clean the corona particle charger with the special soft cleaning brush,
which is stored in the front panel. Be extra careful when you clean the
corona particle charger: the wires are very fragile.
The appliance produces
sparks during operation.
Sometimes small sparks may be produced in the corona particle
charger. This is quite normal and the result of moisture in the air.
English 13