Operating Instructions BMP-E165
Section 9 - Troubleshooting April 2006
©Blastrac April 2006
44
Before beginning any repair or maintenance work on the
machine or its drives, ensure that it cannot be switched on
accidentally. Set the machine into the “Maintenance Mode”.
See Section 1.7 “Maintenance Mode”.
FAULT POSSIBLE CASUE REMEDIES
Excessive Vibration
Unbalanced drum
Defective bearing
Replace worn and/or
broken scarifier cutters
Check drive shaft bearing
and replace if necessary
Unusual noise Defective bearing
Incorrect tension of gear
belt
Defective motor
Check drive shaft bearing
and replace if necessary
Check gear belt tension
and alter if necessary
Replace motor
Controller cannot be
switched on
NOTE: Only a qualified
electrician should
troubleshoot the
machine
Main power connection
not properly connected
E-stop button depressed
Supply voltage under
voltage threshold
Check main connection
and switch on again
Pull E-stop button out
Correct low voltage
problem or find alternate
power supply
Motor does not start
NOTE: Only a qualified
electrician should
troubleshoot the
machine
Electric – Motor fault
If proper power is being
presented to the motor,
the motor windings are
open, shorted or
grounded and the motor
must be repaired or
replaced. Use only an
authorized motor shop to
repair motor
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