Subcomponents | Failure Modes | Main Causes |
Gears | Fretting corrosion | Vibration among gear tooth surfaces |
Bending fatigue | Excessive Stress on gear tooth | |
Bearings | Cracking | Inhomogenous cooling |
Abrasion | Contamination of lubricant oil | |
Scuffing | The texture of surface is rough | |
Lubricant Oil | Grain Pollution | Wear debris, Dust |
Foam | Breathing of housing, Air trapped in oil, Not enough settling time |