17
Troubleshooting
Malfunctions and faults
Cause
Remedy
Machine at a standstill.
No electricity.
Check the connection. Check the
main switch on the control panel.
The movable interlocking guards
are open.
Check that guards are completely
closed.
Motor brake release key turned on. Turn the key in the locking position.
Emergency button has been
pressed.
Release the emergency button.
Thermal cut-out triggered.
Reset the thermal protection by
pressing the button inside the
panel.
Blown fuses in the electrical board. Replace the fuses with others
having the correct amperage.
Cylinders at a standstill.
No air.
Check the pneumatic connection.
Slow cylinders.
Low pressure.
Increase air pressure to 2 bar
approx.
Clogged filters.
Replace the filters in the pneumatic
box.
The thrust plate remains forward.
The thrust cylinder does not return
in place.
Check the cylinder end-of-stroke
sensor.
Drum does not rotate or stops.
Slack driving belt tension or
loosened locking set.
Invert the polarity on the electrical
board.
Drum rotates in the opposite
direction.
Inverted motor electric connection. Invert the polarity on the electrical
board.
Unsatisfactory product.
Worn toothed belts.
Replace the toothed belts.
High or low thrust pressure.
Calibrate pressure.
Noisy toothed belts.
Slack toothed belts on the drum.
Tighten the tensioning belt tie rods.
The thrust plate does not move
forward.
No pressure.
Check the pneumatic connection
(min. 2 bar).
Lid does not open.
No pressure.
Check the pneumatic connection.
Motor slowed down.
Brake fuses.
Replace the fuses in the electrical
board.
The drum is noisy when empty.
Drum supporting bearings.
Replace the bearings.
The motor is noisy when it stops.
Motor brake.
Check and replace if necessary the
motor brake disc.
Too much smoke in the air exhaust
pipe.
Pressure regulator not adjusted
correctly.
Adjust the screws on the pressure
regulator.
Thrust plate moves forward slowly
or doesn’t move forward, too much
air exiting from the vents.
Faulty solenoid valve. Worn
cylinder gasket.
Replace the solenoid valve or
gaskets.
Summary of Contents for 45403
Page 19: ...19 Parts Breakdown Model GR IT 1500 H 45403 Model GR IT 1500 CR1200 47931 Base Unit...
Page 20: ...20 Parts Breakdown Model GR IT 1500 H 45403 Model GR IT 1500 CR1200 47931 Drum Unit...
Page 21: ...21 Parts Breakdown Model GR IT 1500 H 45403 Model GR IT 1500 CR1200 47931 Drum Driving Unit...
Page 22: ...22 Parts Breakdown Model GR IT 1500 H 45403 Model GR IT 1500 CR1200 47931 Loading Hopper Unit...
Page 25: ...25 Parts Breakdown Model GR IT 0300 H 45404 Model GR IT 0300 CR800 47930 Base Unit...
Page 27: ...27 Parts Breakdown Model GR IT 0300 H 45404 Model GR IT 0300 CR800 47930 Loading Hopper Unit...
Page 30: ...30 Parts Breakdown Model GR IT 1500 CR1200 47931 Model GR IT 0300 CR800 47930 Vibrating Unit...
