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Nilfi sk ALTO Operator’s Manual (EN) - SCRUBTEC 866, 871, 866, Boost 8 and 871C FORM NO. 71492A - 21 -
Figure 21
MAINTENANCE
WARNING: Maintenance and repairs must be done by au-
thorized 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. Disconnect AC power from battery charger (follow charger in-
structions).
3. Make sure the screen fi lter over the vacuum motor is clean and
in position (see fi gure 21.
4. Make sure the valve on the recovery drain hose is clean. Tightly
close the valve.
5. Make sure the brushes are in position and installed correctly
6. Check the installation of the squeegee and squeegee hose.
7. Make sure the solution drain/level indicator hose is secure on
upper fi tting.
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