Nilfisk VHW320 Betriebsanleitung Seite 22

Instructions for use .........................................................................................................3
Operator's safety ............................................................................................................................. 3
General information for using the vacuum cleaner .......................................................................... 3
Proper uses ..................................................................................................................................... 3
Improper Use ................................................................................................................................... 3
Versions and variations ................................................................................................................... 4
Classification in compliance with standard EN 60335-2-69 - Annexe AA ....................................... 4
Dust emissions in the environment ................................................................................................. 4
General recommendations .............................................................................................................. 4
In case of accident or breakdown .................................................................................................... 4
EC Declaration of conformity ........................................................................................................... 4
Vacuum cleaner description...........................................................................................5
Parts and labels ............................................................................................................................... 5
Optional kits ..................................................................................................................................... 5
Accessories ..................................................................................................................................... 5
Packing and unpacking ................................................................................................................... 6
Unpacking, moving, use and storage .............................................................................................. 6
Setting to work - connection to the power supply ............................................................................ 6
Extensions ....................................................................................................................................... 7
Dry applications ............................................................................................................................... 7
Maintenance and repairs ................................................................................................................. 7
VHW320 - VHW321 Technical Data ................................................................................................ 8
Dimensions ...................................................................................................................................... 8
VHW420 - VHW421 - VHW440 - VHW441 Technical Data ............................................................. 9
Dimensions ...................................................................................................................................... 9
Safety devices ............................................................................................................................... 10
Controls, indicators and connections ............................................................................................ 10
Inspections prior to starting ........................................................................................................... 10
Starting and stopping .................................................................................................................... 10
Operation ....................................................................................................................................... 10
Main filter cleaning ........................................................................................................................ 10
Primary cartridge filter cleaning (InfiniClean) .................................................................................11
Emergency stopping .......................................................................................................................11
Emptying the container ...................................................................................................................11
Plastic bag (Class L only) ...............................................................................................................11
Versions for dusts harmful to health ...............................................................................................11
Paper bag .......................................................................................................................................11
Safe Dust Bag ................................................................................................................................11
Replacement of hazardous dust bags ............................................................................................11
At the end of a cleaning session ................................................................................................... 12
Maintenance, cleaning and decontamination ................................................................................ 12
Main filter disassembly and replacement ...................................................................................... 12
Main star filter replacement ........................................................................................................... 12
Main cartridge filter replacement, models with PullClean .............................................................. 13
Cartridge replacement (InfiniClean Models) .................................................................................. 13
Upstream absolute filter replacement ............................................................................................ 13
Downstream absolute filter replacement ....................................................................................... 14
Timer adjustment for machines equipped with vacuum inlet sensor ............................................ 14
Motor cooling fan inspection and cleaning .................................................................................... 14
VHW320 - VHW321 - VHW420 - VHW421 - VHW440 - VHW441
Translation of original instructions
Table of contents
1
GB
C393