Controls And Indicators; Inspections Prior To Starting; Starting And Stopping; List Of Control Symbols And Indicator Lights On The Electrical Panel - Nilfisk 3707 Manual De Instrucciones

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Controls and indicators

Figure 5
1.
Vacuum gauge
2.
Main switch
3.
Reverse phase indicator
4.
Thermal operation indicator light
5.
Electrically powered machine indicator light
6.
Phase inverter
7.
Electric filter shaker start button
8.
Stop button
9.
Start button
10. Hour counter
11. Filling level indicator
12. Main filter shaker knob

Inspections prior to starting

Figure 6
1.
Inlet
Before starting, check that:
The filters are installed;
The closing band is properly tightened;
The vacuum hose and tools have been correctly fitted into
the inlet (1);
In case of liquid application, the liquid mechanical stop is
properly installed inside the liquid container:
The bag or safety container is installed, if applicable.
CAUTION!
Do not use the device if the filters are faulty.

Starting and stopping

CAUTION!
Before starting the machine, lock the castor brakes
Figure 7
1.
Castor brakes
2.
Main switch
3.
Reverse phase indicator
4.
Electrically powered machine indicator light
5.
Phase inverter
6.
Stop button
7.
Start button
Turn the main switch (2) to "I" to electrically power the
machine.
Press the start button (7) to start the machine.
Press the stop button (6) to stop the machine.
Turn the switch to "0" to turn off the machine.
[ NOTE ]
If the machine does not vacuum any air, the motor rotation
direction is wrong.
Disconnect the plug from the power socket and turn the
phase inverter (5).
3707 - 3707/10 - 3907 - 3907W - 3907/18
Machines equipped with system for vacuuming
liquids
When the container is full, the liquid mechanical stop turns
off the vacuuming; the vacuum unit remains on.
Do not let the vacuuming unit running, after the liquid stop
has been activated. Turn it off with the relevant switch.
Machines equipped with an electrical control panel
equipped with phase sequence control relay
Turn the main switch (2) to "I" to electrically power the
machine.
Press the start button (7) to start the machine.
Press the stop button (6) to stop the machine.
Turn the switch to "0" to turn off the machine.
If the machine does not vacuum any air, the motor rotation
direction is wrong and reverse phase indicator (3) turns on.
Disconnect the plug from the power socket and turn the
phase inverter (5).
Machines equipped with an electrical system preset
for start from vacuum inlets
Turn the main switch (2) to "I" to electrically power the
machine.
Press the start button (7) to start the machine.
If the machine is equipped with vacuum inlet sensor, vacuuming
will start automatically, after performing the above procedure,
when the first inlet will be opened by the operator.
The machine will stop two minutes after the last inlet is closed
by the operator. To immediately stop the machine press the
stop button (6).
CAUTION!
Too frequent starts of the machine can damage the
motor; it is advisable not to modify the tripping time of
the sensor located on the vacuum inlets.
List of control symbols and indicator lights
on the electrical panel
9
[ NOTE ]
Agitator-mixer
Hopper Load
Container/outlet/bag full
Container/outlet/bag
Inlets too simultaneous
GB
C65

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