INDUSTRIAL SHREDDER
Instruction manual for use and maintenance
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8.
MAIN FAULTS AND FAILURES
1) THE MOTOR DOES NOT START
CAUSE
REMEDY
Emergency push-but- ton pressed
Release the emergency push-button, see paragraph 6.2
Stand doors open
Close the doors, see paragraph 6.2 STARTING SEQUENCE
Thermal relay tripped
See paragraph 6.5.1 Overload reverse
Voltage drop or safety device intervention
Push the reset-button, see paragraph 6.2 STARTING
2) THE SHAFTS ROTATE IN REVERSED DIRECTION
CAUSE
REMEDY
Motor is incorrectly connected
Exchange the two phases in the motor connection
Wrong move on direction selector switch
Turn the selector switch to forward running
3) THE MACHINE IS JAMMED BY AN OVERLOAD BUT IT DOES NOT REVERSE
CAUSE
REMEDY
Wrong system settings
Check the setting, see paragraph 5.3 ADJUSTMENTS ON
Faulty p.c. board
Replace the p.c. board
4) THE MACHINE CONTINUALLY REVERSES ITS DIRECTION OF REVOLUTION, AND STOPS BY
EMERGENCY
CAUSE
REMEDY
Non-shreddable material in hopper
Take out the the non-shreddable pieces, see paragraph 6.5
ANOMALOUS SITUATIONS, EMERGENCIES, ALARMS
To massive feeding
Reduce the feeding of material
4) RAM BLOCKED (IF PRESENT)
CAUSE
REMEDY
Non-shreddable material in hopper
Take out the the non-shreddable pieces, see paragraph 6.5
ANOMALOUS SITUATIONS, EMERGENCIES, ALARMS