Fault clearance
What to do if...
97
Fault clearance
This section informs you what to do if a malfunction occurs. A disturbance
can have various different causes.
For instructions on the respective fault clearances that may be carried out by
technical personnel as defined under "Personnel qualification", please refer
to the section "Fault clearance". It is essential to observe the safety instruc-
tions within the respective section.
What to do if...
Mechanical malfunctions
Detected disturbance Possible cause Remedial action
Machine shuts down Power supply disrupted,
error message
Have technical personnel
establish and eliminate
the problem
Motor defect Replace motor
Machine shutdown with
running motor
Drive belt slips Check belt tension,
increase if necessary
Replace belt
Check all driven shafts
for smooth running
Drive belt torn
Individual swivel rollers
stand still
Round belt defective Replace round belt
No swivelling function Pneumatic cylinder defective Replace pneumatic
cylinder
Solenoid valve defective Replace solenoid valve
Noise in conveyor
rollers/pulleys
Inner bearing ring turning on
shaft, bearing defective
Replace conveyor
rollers/pulleys
Noise development in
the bearings of the
swivel roller bar
Worn bearings Replace swivel unit /
have swivel unit over-
hauled
Evident angular devia-
tion of single swivel
rollers
Plain bearing bushing is worn Replace swivel unit /
have swivel unit over-
hauled
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