Nilfisk VHW320 Manual De Instrucciones página 36

VHW32x - VHW42x - VHW44x
Problem
The machine does not start
The machine revolutions increase
Dust leaks from the machine
The vacuum cleaner suddenly stops.
The vacuum cleaner blows instead of
vacuuming
Electrostatic current on the machine
I
GB
F
D
E
C393
Troubleshooting
Cause
Lack of power supply
Clogged primary filter
Clogged vacuum hose
The filter is torn
Inadequate filter
Circuit breaker activation
Incorrect connection to the electrical mains
Missing or inefficient grounding
16
Remedy
Check for power at the socket.
Check the condition of the socket and the
cable.
Ask for assistance to be performed by a
qualified manufacturer's technician.
Use the filter shaker (models with manual
filter shaker). Replace it if this is not
sufficient.
Check the vacuum hose and clean it.
Replace it with another of identical type.
Replace it with another of a suitable
category and check.
Check the setting.
Check the motor electrical input. Contact
an authorised after-sales service centre if
necessary.
Ask for assistance from qualified personnel
to perform the correct phase connection.
Check all ground connections. In particular
on the vacuum inlet fitting; replace the hose
with an antistatic hose.