| Problem | Cause | Correction |
|---|---|---|
| Non-Square Cuts | Work not clamped properly | Check clamp and clean to remove swarf |
| Misaligned spindle bearings | Check for bearing truth and alignment | |
| Poor coolant distribution | Ensure equal volume of coolant to each wheel side | |
| Wheel too hard | Use softer acting wheel - softer grade/finer grit | |
| Poor Cutting Rate | Insufficient power being used | Increase feed or pressure to pull full power |
| Wheel too hard | Use softer wheel or thinner wheel | |
| Contact area too large | Reduce contact area to minimum | |
| Wheel out of side truth | Check spindle and wheel | |
| Poor Finish | Too much burr | Use finer grit or softer wheel |
| Wheel too coarse | Use finer grit | |
| Poor Quality Cut | Non square cuts | See appropriate section below |
| Work piece burn | Wheel too coarse Use finer grit | |
| Wheel too hard | Use softer wheel | |
| Work Piece Burn | Insufficient feed rate | Work machine to maximum power available |
| Poor coolant flow | Increase volume and direct at cutting point | |
| Wheel too coarse | Use finer grit wheel or pull more power | |
| Wheel too hard | Use softer grade wheel | |
| Wheel running out | Check spindle and clock wheel side truth | |
| Wheel speed too slow | Ensure no wheel slippage and maximum speed being used |
