Crankcase Explosion - Cooling Time
Waiting time before opening crankcase after an OMD trip - 30 minutes cooling minimum per MAN ES / WinGD.
Status
Wait - premature opening risk re-ignition
Formula, assumptions, and limits
Hot bearing / liner can re-ignite oil mist on air inrush. 30-60 min cooling. Slow-speed engines some OEMs specify 2 hours. Inspect + barring turn before restart.
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| Elapsed cooling time | min | OEM requirement |