ROOTS RootsSweep B70, Owner'S Manual, Page: 14 / 21

14
RootsSweep B70
MACHINE OPERATION
Clearing dust deposits from panel air filter during
operation
Clean the panel air filter in the dust vacuum regularly
and as necessary using the shaking device:
Ÿ
When the motor is switched off, pull/push and tilt the
lever of the shaking device quickly, several times.
Removing the panel air filter
Ÿ
Open the hood.
Ensure the motor has stopped before opening the
hood. Risk of injury through belt drive and rotating
fan!
Ÿ
Release the top filter cover locks: Unscrew the
knurled screws from the threaded pins.
Ÿ
Release the bottom filter cover locks: Unscrew the
knurled screws.
Ÿ
Remove the filter cover.
Ÿ
Remove the panel air filter.
Cleaning the panel air filter thoroughly
Do not inhale the dust. Health hazard! Wear an
appropriate dust mask.
Ÿ
Drop the panel air filter a few times from a small
height onto a level, solid surface. Be careful not to
damage the filter ribs!
The ground must not have any surface
irregularities. Do not drop the panel air filter
onto the ground at a slant.
Never install panel air filters which have
damaged filter ribs!
Replacing the sealing strips
If the panel air filter is removed, check the self-adhesive
sealing strips for signs of damage. Damaged sealing
strips must be replaced:
Ÿ
Pull off the damaged sealing strips.
Ÿ
Clean any residual adhesive from the surfaces on
which the sealing strips have to be assembled.
Ÿ
Assemble the new sealing strips.
Inserting panel air filters
Ÿ
Insert the thoroughly cleaned or new panel air filter
from the correct side in the filter support frame.
Pay attention to the labeling on the side of the
panel air filter.
Ÿ
Replace the filter cover
Ÿ
Close the bottom filter cover locks: Pivot the hinged
locks over the edge of the filter cover.
Ÿ
Close the top filter cover locks: Screw the knurled
screws on the threaded pins.
Ÿ
Close the hood.
Checking the suction turbine
Ÿ
Switch the machine on.
Ÿ
Clean a dusty surface for test purposes.
Ÿ
Switch the machine off.
Ÿ
Remove the dirt hopper.
Ÿ
Check whether dust has accumulated on the inner
side of the panel air filter.
Ÿ
If you have the impression that the suction turbine
does not work or dust escapes from the machine,
contact a Roots service.
Do not open the hood when the motor is running.
Risk of injury through belt drive and rotating fan!
Checking the filter system for leaks
Ÿ
When the motor is switched off, hood is open and
filter cover removed, check whether dust escapes
at the edges of the panel air filter.
Ÿ
If this is the case, check the sealing strips and
replace, if necessary.
Ÿ
Check the panel air filter and replace, if necessary.
The frame of the panel air filter must not be twisted
nor show signs of damage. Ensure that the panel air
filter has been inserted true to side.
Ÿ
Repeat this test a certain time after cleaning. If dust
continues to escape at the edges of the panel air
filter, contact a Roots service.
1. Knob filter
2. Fan
3. Panel air filter
4. Hood
5. Filter cover
6. Shaking device
lever
4
6
2
3
1
5