| Casting part, machined part |
Small flaw, burr |
Remove with oil stone. |
| Deep or grooved flaw |
Replace part. |
| Clogged fluid passage |
Clean with air or wire. |
| Flaw on installing surface, residual gasket |
Remove with oil stone or replace part. |
| Crack |
Replace part. |
| Bearing |
Not smooth rotation |
Replace. |
| Streak, pitting, flaw, crack |
Replace. |
| Bushing, thrust washer |
Flaw, burr, wear, burning |
Replace. |
| Oil seal, gasket |
Flawed or hardened seal ring |
Replace. |
| Worn seal ring on its periphery or side |
Replace. |
| Piston seal ring, oil seal, gasket, etc. |
Replace. |
| Gear |
Flaw, burr |
Replace. |
| Worn gear tooth |
Replace. |
| Splined part |
Burr, flaw, torsion |
Correct with oil stone or replace. |
| Snap ring |
Wear, flaw, distortion |
Replace. |
| No interference |
Replace. |
| Thread |
Burr |
Replace. |
| Damage |
Replace. |
| Spring |
Settling, sign of burning |
Replace. |
| Clutch disc, brake disc |
Wear, burning, distortion, damaged claw |
Replace. |
| Clutch plate, brake plate |
Wear, burning, distortion, damaged claw |
Replace. |
| Sealing surface (where lip contacts) |
Flaw, rough surface, stepped wear, foreign material |
Replace. |