Exam Question
(a) Sketch a pneumatically operated starting air valve. (6)
(b) Explain its operation (5)
(c) State with reasons what normal maintenance is required (5)
Class 4 (4th Engineer)
MEKM
📅 Oct 2022
Reference Answer
### (a) Sketch of a Pneumatically Operated Starting Air Valve
A labeled, cross-sectional sketch is required, showing the following components clearly:
* **Valve Body/Casing:** The main housing of the valve.
* **Main Air Inlet:** Connection from the 30 bar starting air manifold.
A labeled, cross-sectional sketch is required, showing the following components clearly:
* **Valve Body/Casing:** The main housing of the valve.
* **Main Air Inlet:** Connection from the 30 bar starting air manifold.
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