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Dust Extractor
RL 250 / RL 300 / RL 350
Annex
8.11 Faults, causes and repairs
Fault Cause Repair
Machine does not start Main switch at setting „0“ Check switch position
Error in the electrical contact. Check the electrical connection (connecting
lead, fuses).
Fire extinguisher has been triggered
(case of fire)
After the fire extinguisher was triggered a
service by a FELDER technician is manda-
tory!
Warning light lights up (Differential pres-
sure switch / Control panel)
The pressure switch monitors the de-
gree of soiling of the filter through the
differential pressure measurement.
Clean the filter, Renew the filter.
Attention material damage! This setting may
not be modified, however if required, it may
only be executed by a person authorised to
carry out this task.
The vacuum performance is sinking. Dirty filter. Clean the filter.
Filter defect Renew the filter.
if vacuum output is very low Incorrect direction of rotation (Drive
motor, Fan propeller)
Change direction of the Motor rotatation
The chips are falling out of the bag. Filter defect Renew the filter.
The chipbag has a defect. Renew the chip bag.
The fan wheel is running incorrectly. Unclean / dirty fanwheel Contact service technician
Vibrations Use a piece of so-called ”coil hose” to connect your dust collector to the dust collec-
ting system to avoid forwarding vibrations to the system.
the chip bags will be sucked upwards The seal between the chip container and dust collector must be tight, otherwise the
chip bags will be sucked upwards and the unit will not function correctly!
Check the seal periodically and replace if needed.
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