VALVE GP-SELECTOR 8P4221 - Caterpillar

Stopping the engine immediately after it has been working under load, can result in overheating and accelerated wear of the engine components. Follow the stopping procedure, outlined below, to allow the engine to cool. Excessive temperatures in the turbo-charger center housing will cause oil coking problems.
1. Reduce the engine speed to LOW IDLE.2. Shift the marine gear to NEUTRAL and secure the vessel.3. Increase engine speed to no more than half engine speed. Idle for at least five minutes to cool the engine.4. Reduce engine speed to LOW IDLE.5. Check the crankcase oil level while the engine is idling. Maintain the oil level between the ADD and FULL marks on the CHECK WITH ENGINE RUNNING side of the dipstick.6. Shift the marine gear to forward or reverse. Check the marine gear oil level at LOW IDLE. Maintain oil level between the ADD and FULL marks on the dipstick.7. Shift the marine gear to NEUTRAL.8. The engine may be stopped by using one of the following engine mounted controls: Toggle Switch Move toggle switch to the OFF position. Manual Fuel Shutoff Lever Pull the red handle lever out to shut off the fuel supply and to stop the engine.After Stopping the Engine
1. Fill the fuel tank to minimize possible water condensation problems. Filling the tank drives out moisture-laden air.2. Drain the sea water system if freezing temperatures are expected.3. If freezing temperatures are expected, allow the engine jacket water expansion tank to cool; then check the coolant for proper antifreeze protection. Add Caterpillar Low Silicate Antifreeze or equivalent if required.4. Repair any leaks, perform minor adjustments, tighten loose bolts, etc. 5. Observe the service meter reading or service hour reading. Perform periodic maintenance as instructed in the Maintenance Schedule. Make appropriate entries into the Maintenance Log.6. Perform the required periodic maintenance on all other equipment as outlined in the equipment manufacturer's instructions.