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9 Troubleshooting
Troubleshooting may only be carried out by authorised qualified staff.
The qualified personnel must only use tools suitable for the application.
IMPORTANT
Fault
Phase interruption
Vibrator does
not start or
runs at too
Mains voltage too low
low speed
Wiring wrong
Inadequate contact of a
connection point
Phase interruption
Vibrator
speed drops
Incorrectly dimensioned
under load
connecting cable
Overload
Mains voltage too low
One phase
without
Phase interruption
current
Excessive
Wiring wrong
heating of
Overload
stator
Mains voltage too low
winding
Vibrator
Phase interruption
hums
Short-circuit between turns
in the stator winding
Circuit
Phase interruption
breaker fails
when
Overload
switched on
Short circuit in winding
High current
Natural resonance range of
consumption
vibration system
Bounce impacts
Bearings too
Too much grease in
warm
bearings
No grease in bearings
Foreign body in bearings
Possible cause
Troubleshooting
Check fuse and
connecting cable
Check mains voltage and
cable cross-section
Check circuit diagram
Check connection in
terminal box
Check fuse and
connecting cable
Check cable cross-
section
Check setting of
unbalances
Check mains voltage and
cable cross-section
Check the connecting
cable
Check circuit diagram
Check mains voltage and
cable cross-section
Check fuse, mains voltage
and connecting cable
Replace vibrator
Check fuse and
connecting cable
Check unbalance settings
Replace vibrator
Measure current
consumption
Measure current
consumption
Loose fastening
Fill in correct amount of grease:
Klueber Staburags NBU 8 EP.
Fill in correct amount of grease:
Klueber Staburags NBU 8 EP.
Clean bearings, replace if necessary.
20
Action
Replace fuse and/or connect-
ing cable
Check if mains voltage is cor-
rect,
replace cable
Tighten terminal nuts
Replace fuse or connecting
cable
Replace cable
Reduce unbalances
Check if mains voltage is cor-
rect, replace cable
Replace cable
Check if mains voltage is cor-
rect, replace cable
Correct mains voltage,
replace fuse and/or cable
Replace fuse and/or cable
Reduce unbalance
Stiffen device
Reduce power of vibrator
Tighten screws
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