Mechanical System Troubleshooting

1. Check that bearings are rolling smoothly
2. After tightening bearings and shafts, make sure that shaft is aligned and it spins freely
3. Check for obstruction on any moving parts, such as rocks, metal, or wood branches
4. Check that bolts are secured and not loose
5. Check for any broken parts by visual inspection
6. Check for signs of wear or rubbing of mechanical parts