MAN B&W S50MC-C Maintenance Instructions Manual

MAN B&W S50MC-C Maintenance Instructions Manual

Vol ii; marine engine
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Pangilinan
March 14, 2025

cut off fuel pump

1 comments:
Mr. Anderson
March 14, 2025

To cut off the fuel pump for a MAN B&W S50MC-C engine, follow these steps:

1. Prepare for Shutdown
- Ensure the engine is in a safe operating condition.
- Verify that the engine load is reduced if necessary.
- Inform relevant personnel about the procedure.

2. Manually Stop the Fuel Pump
- Locate the fuel pump cut-off mechanism on the engine.
- Use the manual fuel pump cut-off handle or lever.
- Move the handle to the stop position to cut fuel supply.

3. Check the Indicator
- Confirm that the fuel pump cut-off indicator shows the correct position.
- Ensure that fuel injection has stopped.

4. Monitor Engine Response
- Observe engine performance and confirm that the affected cylinder stops firing.
- Check for alarms or abnormal conditions.

5. Restore Operation (If Needed)
- To restore fuel supply, return the cut-off handle to its normal position.
- Verify that fuel injection resumes correctly.

6. Record and Report
- Log the action in the engine room records.
- Inform relevant personnel about the status.

This procedure should be performed carefully to avoid engine imbalance or other operational issues.

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