C397
6
02/2013
VHT37EXP
US
Extensions
If an extension cord is used, make sure it is suitable for the
power input and protection degree of the vacuum cleaner.
WARNING!
The vacuum cleaner’s power socket must be protected
by a differential circuit-breaker with surge current
limitation that shuts off the power supply when the
current discharged to the ground exceeds 30 mA for
30 ms or an equivalent protection circuit.
WARNING!
Never spray water on the vacuum cleaner: this could
be dangerous for persons and could short circuit the
power supply.
Dry applications
[ NOTE ]
The supplied lters must be installed correctly.
WARNING!
Comply with the safety regulations governing the
materials for which the vacuum cleaner is used.
Maintenance and repairs
WARNING!
Disconnect the vacuum cleaner from its power
source before cleaning, servicing, replacing parts or
converting it to obtain another version/variant; the
plug must be removed from the socket.
■ Carry out only the maintenance operations
described in this manual.
■ Use only original spare parts.
■ Do not modify the vacuum cleaner in any way.
Failure to comply with these instructions could
jeopardize your safety. Moreover, such action would
immediately void the warranty of the device.
WARNING!
Contact the manufacturer’s technical service or sales
network for maintenance operations not described in
this manual.
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