Nilfisk-Advance S2 - Controls and Indicators; Inspections Prior to Starting; Starting and Stopping; Vacuum Cleaner Operation

S2 / S3
03/2010
7
C344
US
Controls and indicators
Figure 5
2. Start/Stop indicator and button
If the indicator is lit, the motor is ON.
You can start/stop each motor with this button.
5. Stop button
This button stops all the motors simultaneously when pressed
(but doesn’t turn the power of the vacuum cleaner off).
6. Low compressor pressure alarm indicator (only used with
automatic lter cleaning option with air compressor)
If lit, this indicates low air pressure inside air tank
7. Max. vacuumed level indicator
If lit, this indicates the maximum level of the vacuumed
material has been reached in the container, if the
level control for liquids or solids has been installed on
machine.
8. Voltage indicator
Indicates the vacuum cleaner is energized.
9. Primary lter indicator
Green - Indicates the primary lter is functioning properly.
Red - Indicates the primary lter is blocked and needs to be
cleaned.
10. HEPA lter indicator (if installed)
Red - Indicates the HEPA lter is blocked and should be
replaced.
11. Manual lter shaker knob (models with manual lter
shaker)
Figure 6
1. Dust Container release lever
2. Castor lever
3. Closing band lever
5. Electric power cable
6. Handle
Figure 7
1. Inlet
Inspections prior to starting
Prior to starting, check that:
■ The lters are installed;
■ All the levers are locked in place;
■ The vacuum hose and tools have been correctly tted to
the inlet (1 - Fig.7);
■ The bag is installed, if applicable.
WARNING!
Do not use the vacuum cleaner if the lter is faulty.
Starting and stopping
Figure 8
WARNING!
Lock the castor brakes (1) before starting the vacuum
cleaner.
■ Press button (2) to start each vacuum motor
■ Press button (2) again to stop each motor or press “stop”
button to stop all motors at once.
Vacuum cleaner operation
WARNING!
The air speed in the suction tube should not be less
than 20 m/s.
If the air speed drops below this rate, the red indicator
light will illuminate on the primary lter.
When using the vacuum cleaner, check:
■ The state of the max. vacuumed material level indicator
(7 - Fig. 5) if the level check is installed.
■ The state of the primary lter (9 - Fig. 5) and the HEPA
lter (if installed) (10 - Fig. 5).
■ The state of the low compressor pressure indicator (6 -
Fig. 5) (if installed).
WARNING!
If one of the indicators is lit, follow the instructions.
Symbol Indicator signal
Indicator
color
Vacuum cleaner state
and procedure
bar/psi
MAX
Low compressor
pressure
(6 - Fig. 5)
Red
Suction stopped.
Check the compressor
is functioning properly (if
installed).
bar/psi
MAX
Max. vacuumed
material level
(7 - Fig. 5)
Red
Suction stopped.
Empty the container
(See relevant
paragraph).
bar/psi
MAX
Primary lter
(9 - Fig. 5)
Red
Suction on.
Use the primary lter
shaker after stopping
the vacuum cleaner (on
models with a manual
lter shaker).
bar/psi
MAX
HEPA lter
(10 - Fig. 5)
Red
Suction on.
Change HEPA lter
(See relevant
paragraph).
WARNING!
Consult the “Troubleshooting” chapter if faults occur.