ROUTINE CONTROL AND MAINTENANCE OPERATIONS
!
Caution!
1.
The motor-sweeper must be inspected by a skilled technician who checks its safety or for any damage or de-
fects in the following cases:
•
before it is put into operation.
•
after modifi cations or repairs.
•
at regular intervals, as indicated in the "Routine maintenance and control operations" table.
2.
Every six months check that the safety devices are in good working order.
To ensure that the safety devices are operating properly, the machine must be overhauled by specialist staff every
5 years.
3.
The person in charge of the machine must make an annual check on its condition. During this check, he must
decide whether the motor-sweeper still complies with the technical safety regulations, and then apply a mar-
ker plate to the machine to indicate that the check has been made.
Periodical maintenance checks
1
Check engine oil level
2
Check engine air fi lter
3
Replace engine air fi lter
4
Check belts
5
Replace engine oil
6
Check that the main brush is free fom wires, strings, etc.
7
Check dust fi lter
8
Replace dust fi lter
9
Check main and side brushes trace width
Fault
The motor-sweeper fails to pick up
large particles of dirt or leaves traces
of dirt behind.
Sweeper leaves dust on fl oor or dust
comes out from side fl aps.
Dust comes out of the suction fan
Motor-sweeper throws dirt forwards Front fl ap broken
The main brush lifts the front fl ap
Rapid brush wear
Main brush noise diff erent or exces-
sive.
The main brush does not turn
AND SAFETY CHECKS
TROUBLESHOOTING
Cause
Travel speed too high
Brush pressure too light
Brush worn
Bristles bent, or string or wire, etc.,
entangled in brush.
Filter clogged
Flaps worn out or broken
Filter torn
Front fl ap too long
Excessive brush pressure
Material wound around brush
Drive belt broken
36
Intervals in hours
8
40 100 150 1500
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Corrective action
Reduce travel speed
Adjust brush pressure (trace on fl oor)
Lower or replace brush
Remove string or wire and straighten
bristles in warm water.
Clean fi lter
Replace fl aps
Replace fi lter
Replace front fl ap
Replace front fl ap
Reduce brush pressure (narrower
trace).
Remove entangled material
Fit new drive belt
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