By: Thomas Yoon In any problem analysis, we have to specify the problem, check whether there is any deviation from the normal condition, identify the possible causes, evaluate the possible causes and then confirm the true cause. Pumps or other […] ↓ Read the rest of this entry…
Opening boiler manhole safely Mabuk, the cadet engineer is given the task of opening up the manholes in a steam boiler so that the other marine engineers can do the Boiler Inspection later on.Mabuk can do it safely if you […] ↓ Read the rest of this entry…
This is how it happened when you look from a distance. Mabuk has opened up the manhole at the bottom of the boiler, and now he is opening the top. Because he has to carry the heavy tools, he thinks […] ↓ Read the rest of this entry…
Troubleshooting Centrifugal Pumps Because most of the pumps on board ship are centrifugal pumps, we will examine the symptoms and common causes of centrifugal pump problems here. Centrifugal pumps work, as the name suggests, on the centrifugal forces acting on […] ↓ Read the rest of this entry…
Stopping water completely The housing of a general service seawater pump is badly corroded. Mabuk intends to patch up the corroded parts by using plastic steel repair kit compound. But the valve servicing this pump cannot be closed properly. Most […] ↓ Read the rest of this entry…
Cylinder Liner Crack “We just have a scavenge fire in our main engine and now the cylinder liner is cracked!” Bad news! We are in the middle of the ocean and we have a cylinder liner crack. The engine cannot […] ↓ Read the rest of this entry…
Leaking Sea Water Pipe! Mabuk’s ship is in danger of flooding! There is a seawater pipe that is leaking badly. If left unattended, the pipe may burst with grave consequences. Mabuk the Cadet Engineer has to solve this problem very […] ↓ Read the rest of this entry…
Have you tried to find a solution for Mabuk? How do you repair the thin walled seawater pipe to the electrical generators if you cannot patch it with electric arc welding? If you have given up, or you want to […] ↓ Read the rest of this entry…
Our reader, Fred Thibodeau of J.S. Barry Industries, has contributed an alternative solution to help Mabuk out. He can be contacted at: leakmaster1@aol.com Thank you, Fred! First, Mabuk did some measurement to to find out the actual diameter of the leaking […] ↓ Read the rest of this entry…
Upside down gate valve On board ship, Mabuk the Cadet Marine Engineer Officer has to face challenging situations and problems. In this page, we look at one of these problems and we invite you to give your solution or advice […] ↓ Read the rest of this entry…
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