| Abnormality |
Possible Cause | Remedy |
| Excess of powder particles |
1.Worn out of cutters.
2.Too wide of cutters gaps.
3.Wrong turning direction of cutters.
4.Too fast of turning speed of cutters.
5.Grinding material changed.
|
1.Re-sharpening of cutter.
2.Adjust to suitable gaps.
3.Regulate to correct direction.
4.Change drive belt wheel to reduce the speed.
5.Different materials, different crushing conditions.
|
| Phenomenon of temperature rise |
1.Temperature too high of crushing material.
2.Storage barrel is over loaded and obstructing material discharge.
3.Bearing damaged.
|
1.Continue loading of crushing material after lowering down of temperature.
2.Remove obstacle from storage barrel.
3.Replace bearing.
|
| Discharging long strip objects |
1.Sieve worn out.
2.Loosening of sieve seat.
3.Over size of sieve mesh.
|
1.Replace sieve.
2.Fix the sieve seat tightly.
3.Change to smaller mesh one.
|
| Inadequate handling capability of machine |
1.Different specific weight of grinding material.
2.Cutter worn out.
3.Sieve mesh too small.
4.Using inappropriate machine model.
|
1.Different materials having different specific weight.
2.Re-sharpening of cutter.
3.Adjust to proper gaps.
4.Change to suitable model of crusher.
|
| Strange noise of machine |
1.Cutter worn out.
2.Scrapping of rotating and static cutters.
3.Loosening of cutter.
4.Foreign objects dropped into grinding barrel.
5.Insufficient voltage and lacking of phases.
6.Bearing damaged.
|
1.Re-sharpening of cutter.
2.Replace with proper sieve.
3.Tightly fix the cutter.
4.Take out foreign objects. Remove the polluted grinding material.
5.Inspect the power source.
6.Change bearing.
|
| Machine vibrating |
1.Over size of grinding material feeding.
2.Loosening of machine parts.
3.Uneven floor. Wheels are not touching the ground evenly.
|
1.Select correct size material.
2.Find out source of noise.
3.Let four wheels evenly touching the ground.
|
| Machine stops running unexpectedly. |
1.Power failure.
2.Overuse or improper operation that triggers power disconnection system of the machine.
3.Crushing hopper not securely locked.
4.Sieve seat not tightly fixed.
5.Magnetic switch damaged.
|
1.Clean the grinding barrel. Restore power system to restart machine.
2.Inspect power source.
3.Safety switch not yet contacted.
4.Safety switch not yet contacted.
5.Replace the magnetic switch.
|
