Exam Question
(a) Describe 2-stroke Maine engine cylinder liner diameter measuring procedure (8)
(b) What is the modern system for liner diameter measurement (4)
(c) What are the advantages of modern system over old system (4)
Class 4 (4th Engineer)
MEP
📅 May 2023
Reference Answer
### (a) 2-Stroke Main Engine Cylinder Liner Diameter Measuring Procedure (Traditional Method)
A detailed, systematic procedure is followed to ensure accuracy and consistency in measuring cylinder liner wear. This data is critical for assessing engine condition, planning maintenance, and preventing catastrophic failures.
**1. Pre-Measurement Preparations:**
* **Timing:** Measurements are typically conducted during scheduled major overhauls of the cylinder unit, approximately every 6,000 to 8,000 running hours.
A detailed, systematic procedure is followed to ensure accuracy and consistency in measuring cylinder liner wear. This data is critical for assessing engine condition, planning maintenance, and preventing catastrophic failures.
**1. Pre-Measurement Preparations:**
* **Timing:** Measurements are typically conducted during scheduled major overhauls of the cylinder unit, approximately every 6,000 to 8,000 running hours.
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