Nilfisk-Advance VHS110N1 CR, Instruction Manual

Page: 13 / 52

VHS110N1 CR
04/2016
11
C424
US
Primary and absolute filter disassembly
and replacement
WARNING!
When the vacuum cleaner is used to vacuum
hazardous substances, the filters become
contaminated, therefore:
■ work with care and avoid spilling the vacuumed
dust and/or material;
■ place the disassembled and/or replaced filter in a
sealed plastic bag;
■ close the bag hermetically;
■ dispose of the filter in accordance with the laws
in force.
WARNING!
Filter replacement is a serious matter. The filter must
be replaced with one of identical characteristics,
filtering surface and category.
Otherwise the vacuum cleaner will not operate
correctly.
Primary star filter replacement
Figure 12
1.
Band latch
2. Lid
WARNING!
Take care not to raise dust when this operation is
carried out.
Wear an N100(P3) mask and other protective clothing
including protective gloves (PPE/DPI) suited to the
hazardous nature of the dust collected, refer to the
laws in force.
Before proceeding with these operations, turn off the
vacuum cleaner and remove the plug from the power
socket.
■ Use the band latches ( 1 ) to remove the lid ( 2 ) together
with the primary star filter.
■ Remove the old star filter from the cage.
■ Fit the new star filter.
■ Install the lid and the primary star filter in the reverse
order of removal.
■ Dispose of the old star filter according to the laws in
force.
If necessary contact the manufacturer’s Service Center.
Upstream absolute filter replacement
Version for dust harmful for the health
WARNING!
Take care not to raise dust when this operation
is carried out. Wear an N100 (P3) mask and other
protective clothing including protective gloves (PPE
/ DPI) suited to the hazardous nature of the dust
collected; refer to the laws in force.
WARNING!
Do not use the HEPA filter again after having removed
it from the vacuum cleaner.
Figure 13
1. Band Latch
2. Lid
3. Absolute filter /HEPA)
4.
Stop nut (absolute filter)
■ Stop the vacuum cleaner.
■ Remove the absolute filter ( 3 ) unscrewed the nut ( 4 )
■ Cover the absolute filter ( 3 ) with a plastic bag, close
the plastic bag hermetically and dispose of the filter in
accordance with the laws in force.
■ Insert a new absolute filter ( 3 ) with the same filtering
characteristics as the removed one.
■ Lock the absolute filter with the nut ( 4 ).
■ Close the cover hermetically by means of the band latch
( 1 ).
Motor cooling fan inspection and cleaning
WARNING!
These operations can only be carried out by trained
and qualified personnel.
Periodically replace the motor cooling filters to prevent the
motor from overheating, especially if the vacuum cleaner is
used in a dusty place ( 2 , Fig. 5).
Inspection
Filter chamber seal check
Figure 14
If the gasket (
1
, Fig. 14) between the container and the filter
chamber ( 3 ) fails to guarantee tightness:
■ Loosen the four screws ( 2 ) that lock the filtering chamber
( 3 ) against the vacuum cleaner structure.
■ Allow the filtering chamber ( 3 ) to lower down and tighten the
screws (
2
) once it has reached the tightness position.
If an optimal seal cannot be obtained and the gasket ( 1 ) is
torn or cracked, etc. it must be replaced.
Wiring diagrams
Fig. 15
Item Type Description Qty.
P1 4083901741 Switch 3 pole 20A 1
J1 Z8 39219 Antijamming filter 10A 1