30
7.
Trouble shooting
Fault
Possible cause
Remedy
Excessive vibration
or/and Unusual noises
Imbalance due to worn or broken grinding
tools.
Worn out buffer rubbers
Defective bearing.
Replace all worn or broken parts.
Replace all worn or broken parts.
Check the bearing on the axle drive
shaft and replace if necessary.
Reduced or no grinding
performance
Grinding tools have reached the maximum
permissible wear.
Inappropriate grinding tool for the
application.
Replace the worn parts.
Replace the grinding tools with
appropriate grinding tools for the surface
to be treated.
Motor does not switch on
Missed phase
Defective Component.
Pushed stop button during first start up.
(auto-tuning)
Check the mains power supply and try to
switch on again.
Find fault and replace defective
component.
Remove power supply and wait for 1
minute until all power is out of the
machine. Connect again to power supply
and start machine.
Motor triggers while
running
Motor protections switch triggered because
of overload .
Motor has a defect.
Reduce additional load .
Check the motor.
Failure
Cause
Check
Action
Nothing starts
No power supply.
Not the correct
voltage (only for
230v systems)
Is the supply cable plugged in
the wall socket/generator?
Check Main switch (when
applicable).
Check supply voltage.
Check Under voltage relays
(when applicable).
Plug in cable.
Turn on main Switch (when
applicable).
Check if under voltage
relays has switched (when
applicable).
Let an electrician check if
there is Sufficient voltage on
terminals.
Supply is OK But no
Control Voltage
EM-stop activated.
No control Voltage.
Is EM-stop pushed in.
Is deadman switch present?
Check circuit breakers.
Deactivate by turning the
knob.
Place deadman switch key.
If EM-relay has 3 green Led
than EM-circuit is closed.
Reset circuit breakers when
they are off.
Summary of Contents for BMG-444
Page 1: ...Original Instructions OPERATING INSTRUCTIONS BMG 444 VERSION 1 0 ...
Page 13: ...13 4 4 Adjust the steering height ...
Page 14: ...14 Adjust the steering handle ...
Page 28: ...28 6 4 Tensioning the lower belt 1 2 3 4 5 ...
Page 33: ...33 8 2 Dimensions of the BMG 444 1310 mm 982 mm 940 mm 824 mm 507 mm ...