Troubleshooting - RCm MILLE SK Instruction And Maintenance Handbook

Problem
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 inside the fi lter housing
Sweeper fails to pick up paper, lea-
ves, etc.
Motor sweeper throws dirt forwards
Rapid brush wear
Main brush noisy
The brushes fail to turn
Refuse container does not rise and
no overturns.
Refuse container lowers in jerks
Dust and waste come out of refuse
container.
Refuse container lowers by itself
Rear container door opens by itself

TROUBLESHOOTING (1/2)

Cause
Brush speed too slow
Working speed too fast
Brush pressure too light (trace on fl oor) Adjust brush pressure
Brush worn
Bristles bent, or string or wire, etc.,
entangled in brush.
Dust guide plate encrusted with
pressed material.
Suction fan faulty
Refuse container detached from fan
mouth.
Dust fi lter clogged
Flaps worn
No seals under fi lters
Filters broken
Front fl ap raiser not working
Front fl ap broken
Excessive brush pressure
Floor very abrasive
Material wound around brush
No hydraulic oil in system
Hydraulic oil tap shut off
Pressure too low in circuit
Brush drive motor not functioning
Pump worn or broken
Hydraulic oil fi lter clogged
Container overfull
Low pressure in the circuit
(should be 150 atmospheres)
Piston seals worn
Pump worn or broken
Pump does not supply enough oil
Rear container door seal broken
Rear container door not correctly closed Take lever 6 to pos. B (fi g. 3)
Piston seals worn
Valve faulty
Piston seals worn
59
Corrective action
Increase hydraulic motor speed
Reduce working speed
Replace brush
Remove string or wire
Clean using an iron spatule
Check suction fan
Close tight the refuse container
Clean dust fi lter
Replace fl aps
Fit seals
Replace them
Repair fl ap mechanism
Replace front fl ap
Reduce brush pressure (narrower trace)
-
Remove entangled material
add oil
Open oil tap
Adjust pressure
Replace motor
Replace pump
Replace fi lter
Empty more frequently
Increase pressure
Replace
Replace
Increase motor speed
Replace
Replace seals
Replace valve
Replace seals