Exam Question
a) Describe the survey procedure of an oil lubricated stern bearing and shaft.(8)
b) Explain how the integrity of the outboard seal of an oil lubricated stern tube may be proved before the dry-dock is flooded.
(8)
Class 2 (2nd Engineer)
MEP
📅 Mar 2026
Reference Answer
### Part A: Survey Procedure of an Oil Lubricated Stern Bearing and Shaft (8 Marks)
A comprehensive survey of an oil-lubricated stern bearing and shaft, typically conducted during a dry-docking for Special Survey, involves a systematic inspection of all components after dismantling. The procedure is as follows:
**1. Preparation and Documentation Review:**
* **Prerequisites:** The vessel must be in dry dock with the propeller removed. The shaft must be adequately supported. The forward and aft seal assemblies are to be dismantled.
A comprehensive survey of an oil-lubricated stern bearing and shaft, typically conducted during a dry-docking for Special Survey, involves a systematic inspection of all components after dismantling. The procedure is as follows:
**1. Preparation and Documentation Review:**
* **Prerequisites:** The vessel must be in dry dock with the propeller removed. The shaft must be adequately supported. The forward and aft seal assemblies are to be dismantled.
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