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Problem
The weeper 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.
Sweeper fails to pick up paper, leaves, etc.
Sweeper throws dirt forwards.
The main brush lifts the front fl ap.
Rapid brush wear.
Main brush noisy.
Main brush does not turn.
Main brush and side brush motors do not work. Motors damaged or its carbons wear.
Waste comes out of the refuse container.
Neither forward nor reverse drive work.
Batteries do not maintain their charge.
Battery discharges quickly .
Electric shaker does not work.
Shaker motor fuse blows.
The vacuum electric fan does not work.
TROUBLESHOOTING
Cause
Working speed too fast.
Brush pressure too light.
Brushes worn.
Bristles bent, or string or wire, etc., Entangled
in brush.
Dust fi lter clogged.
Flaps badly adjusted or wear.
Front fl ap lifting mechanism not working.
Front fl ap damaged.
Front fl ap too long.
Excessive brush pressure.
Floor very abrasive.
Material wound around brush.
Brush driving belts damaged.
Fuse blown.
Refuse container gasket damaged.
Refuse container too full.
Drive motor cables disconnected.
Drive pedal faulty.
Main control unit faulty.
Main fuse blown.
Electrolyte level low.
Battery cells burned out.
Motor over-loaded.
Battery terminals loose.
Material entangled in main brush.
Bearings seized.
Excessive brush pressure.
Insuffi cient charge time.
Battery cells burned out.
Relay faulty.
Fuse blown.
Excessive motor consumption caused by:
> motor carbon brushes worn.
> dirty or worn bearings.
> armature or windings burned out.
Excessive shaker motor consumption.
Fuse blown.
Cables disconnected or short-circuit.
Electric fan damaged.
Fuse blown.
Cables disconnected or short-circuit.
88
Corrective action
Reduce working speed.
Adjust brush pressure.
Adjust brush pressure or replace brushes.
Remove string or wire.
Clean fi lter.
Check fl aps and replace if damaged.
Check or repair fl ap mechanism.
Replace.
Replace.
Reduce brush pressure (narrower trace).
Remove.
Replace belt(s) damaged.
Replace motors or its carbons.
Replace.
Replace.
Empty refuse container.
Check connections.
Check.
Check.
Replace.
Top up electrolyte level.
Replace battery.
Check motor current absorption.
Check and tighten battery terminals.
Remove.
Replace.
Reduce brush pressure (narrower trace).
Increase charge time.
Replace battery.
Replace.
Replace.
Replace.
Replace.
Replace.
(see above)
Replace.
Check or repair electric system.
Replace.
Replace.
Check or repair electric system.
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