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Class 4 (4th Engineer) MEP 📅 Aug 2023

Exam Question

Performance of a Fire-pump has deteriorated and is not developing required head. Describe the following;

(a) The procedure for dismantling the pump (4)

(b) The likely defects and remedial measures to be taken (3)

(c) Which all Clearances are to be checked. (3)

(d) Precautions during assembly (3)

(e) Checks for alignment of motor pump coupling. (3)

Reference Answer

### (a) The Procedure for Dismantling the Pump (4 Marks)
A systematic and safe procedure is critical to prevent damage to components and ensure personnel safety. The following steps assume a horizontally split-casing centrifugal pump, common for fire pump applications.
1. **Preparation and Isolation**:
* Obtain Permit-To-Work (PTW) and conduct a toolbox talk.

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