Nilfisk-ALTO 748 L - Manual (Page 23)

How to Clean a Very Dirty Floor
To clean a very dirty floor, follow this procedure:
1. Apply solution to the floor.
2. Do not lower the squeegee.
3. Do not activate the vacuum motor.
4. Lower the brushes and scrub the floor.
5. Leave the solution on the floor long enough for the
solution to begin cleaning the floor.
6. Scrub the floor again with additional solution, picking
up all the solution with the squeegee
HOW TO OPERATE THE MACHINE
WARNING: Maintenance and repairs must be
done by authorized personnel only.
WARNING: Always empty the solution tank and
recovery tank before doing any
maintenance.
WARNING: Keep all fasteners tight.
These Maintenance Procedures Must Be Done Every Day
Keep the machine clean, it will need fewer repairs and
have longer life.
Do These Procedures When You Begin Your Work
Period
1. Turn off key switch.
2. Unplug charger from AC outlet and wrap cord around
bracket at rear of machine.
3. Make sure the recovery tank lid is on correctly (see
figure #20).
4. Make sure the Screen filter over the vacuum motor
is clean and in position (see figure #20).
5. Make sure the valve on the recovery drain hose is
clean. Tightly close the valve.
6. Make sure brush housings and skirts are in
position on the brush head.
7. Make sure the brushes are in position and
installed correctly
8. Check the installation of the squeegee and
squeegee hose.
MAINTENANCE
Figure #20
CLARKE TECHNOLOGY Operator's Manual - SCRUBTEC 770 / 784 / 795 SCRUBTEC 770 / 784 / 795 SCRUBTEC 770 / 784 / 795 SCRUBTEC 770 / 784 / 795 SCRUBTEC 770 / 784 / 795 - 23 -