Nilfisk-Advance BA 751 User guide

Nilﬁsk A/S

Kornmarksvej 1

DK-2605 Brøndby

Denmark

Tel.: +45 43 23 40 50

Fax: +45 43 43 77 00

mail.com@nilﬁsk.com

www.nilﬁsk.com

If the machine has been used until the Red light illuminates on the battery level indicator on the machine, a full recharge of the batteries (10-12 hours) will be required.

Failure to carry out this this procedure may cause damage to the batteries. Charging the batteries after every use is recommended.

PLEASE ENSURE RED SOCKET IS LEFT DISCONNECTED AFTER RECHARGE IF THE MACHINE IS NOT TO BE USED ON A DAILY BASIS

Use and Maintenance

- BA 651/ 751/851/ 751C

ATTENTION! Do not use the machine before you have read and understood the User Manual

2. Fill the tank with a clean water. The

clean water temperature must not

exceed 40 °C.

1b. Disconnect the battery charger

cable from the electrical main.

3. Fill the EcoFlex tank with a

detergent suitable for the work to

be performed (highly concentrated

detergent).

4. Install the squeegee and fasten it

with the handwheels, then connect

the vacuum hose to the squeegee.

1a. Switch off charger by pressing the

STOP button. Unplug charger cable

from red battery plug. Reconnect

the red battery plug to the machine.

17. Clean the machine using a damp

cloth and where needed use a neutral

cleaning product.

15. Press the switch and wait for the

brushes to fall on the ﬂoor.Remove

the brushes and clean them.

16. Take the squeegee off and remove

debris. Check and clean the squeegee

blades.

18. Charge the batteries: Connect the

battery charger cable from the

electrical main.

19. Park the machine with the recovery

tank cover open.

12. At the end of the work. Empty the

recovery tank with the hose. Then

empty the solution tank with the

trasparent hose

10. Lower the squeegee with the lever. 11. Push the drive paddle for starting

ﬂoor cleaning. If solution applied

ﬂows outside the brush housing

during use, reduce the ﬂow of

solution. Switch off the machine

using the key.

13. Wash with clean water the recovery

tank and the vacuum grid. Remove

and clean the debris tray.

14. Clean the ﬁlter: 1) Close the solu-

tion tap under the machine. 2)

Remove the transparent cover and

the gasket, then remove the ﬁlter

strainer.

7. Press the solution ﬂow control

switches as necessary, depending

on the type of cleaning to be per-

formed.

5. Place the brushes or the pad-holders

under the deck. Use the appropriate

brushes to clean the ﬂoor.

6. Turn the ignition key to “I”, then

lower the deck by pressing the Green

switch. To engage the brushes,

slightly press the drive paddle and

then release it.

8. Press the detergent ﬂow control

switch. The number of display shows

the detergent concentration level in

the solution (see the table on the la-

bel). See the User Manual for setting

change.

9. Press the EcoFlex™ switch whenever

you temporarily need a greater

cleaning power.

Machine with battery chargerExternal battery charger

Nilﬁsk A/S

Kornmarksvej 1

DK-2605 Brøndby

Denmark

Tel.: +45 43 23 40 50

Fax: +45 43 43 77 00

mail.com@nilﬁsk.com

www.nilﬁsk.com

The machine

doesn’t work

as it should?

The suction

doesn’t work

as it should?

The machine

doesn’t clean

as it should?

The brush

don’t work as they

should?

Troubleshooting

- BA 651/ 751/851/ 751C

ATTENTION! Do not use the machine before you have read and understood the Instructions for User Manual

1Check if the power cable is correctly

connected.

1Check if the suction hose is

correctly installed and cleaned.

1Check if you have the right

detergent and water settings.

1Check if the brushes are correctly

installed and not worn out.

2Check if the battery is charged.

2Open the recovery tank and check

if the vacuum grid and gasket are

cleaned.

2Check if the solution/clean water

tap is open.

2Check if there isn’t any brush motor

overload i.e. 3 battery Ledsﬂash si-

multaneously.

3Turn the ignition key to “0”, then

try to start the machine without

pressing the paddle.

3Check if squeegee blades are dam-

aged or dirty.

3Check if the solution ﬁlter is

cleaned.

3Check if there are external materials

avoiding brush rotating.

4Check if the surfaces has a gradient

exceeding the speciﬁcations.

4Close the recovery tank cover prop-

erly and/or verify the gasket wear.

4Check if the isn’t any dirty in the

EcoFlex™ system.

4Check if the green switch Led

is ﬂashing. Wait until the light is

steady.

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