Exam Question
(a) Describe procedure for overhauling auxiliary engine fuel pump. (8)
(b) Describe procedure to check fuel pump timing (8)
Class 4 (4th Engineer)
MEP
📅 Jun 2023
Reference Answer
### (a) Procedure for Overhauling Auxiliary Engine Fuel Pump (8 Marks)
An overhaul of an auxiliary engine's jerk-type fuel pump is a critical maintenance task to ensure correct fuel metering, timing, and pressure. The procedure requires precision, cleanliness, and adherence to manufacturer's tolerances.
**1. Preparation and Safety**
* **Isolation**: Ensure the auxiliary engine is stopped, locked out, and tagged out. Isolate the fuel supply to the pump being overhauled by shutting the relevant valves.
An overhaul of an auxiliary engine's jerk-type fuel pump is a critical maintenance task to ensure correct fuel metering, timing, and pressure. The procedure requires precision, cleanliness, and adherence to manufacturer's tolerances.
**1. Preparation and Safety**
* **Isolation**: Ensure the auxiliary engine is stopped, locked out, and tagged out. Isolate the fuel supply to the pump being overhauled by shutting the relevant valves.
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