FUEL-CLEAN 3725842 - Caterpillar

Stopping the engine immediately after it has been working under load can result in overheating and accelerated wear of the engine components.If the engine has been operating at high rpm and/or high loads, run at low idle for at least three minutes to reduce and stabilize internal engine temperature before stopping the engine.Avoiding hot engine shutdowns will maximize turbocharger shaft and bearing life.
Reduce the engine rpm to low idle. Shift the marine transmission to the NEUTRAL position and secure the vessel.
Increase the engine rpm to no more than 50 percent of the rated rpm for 3 to 5 minutes in order to cool the engine. Reduce the engine rpm to low idle.
Check the marine transmission oil level. Follow the instructions for the marine transmission or the OEM of the vessel for the procedure to maintain the marine transmission oil level.
Push the "STOP" switch.