Engine Department Competence

MAN MC & ME Series

This test assesses knowledge of MAN MC, MAN ME-C and MAN ME-B main engines, including engine control systems (ECS), CCU, EICU, MOP, FIVA operation, fuel injection, exhaust valve control, engine process adjustment and key differences between electronically controlled and camshaft-controlled engines. The test is designed for engine cadets, junior engineers and watchkeeping engineers who want to evaluate their understanding of modern MAN propulsion systems and engine automation.

Questions 15

Time Limit 9 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

What is the maximum tolerable combined content of aluminium and silicon (Al + Si) in bunker fuel?

A Strict 60 ppm limit.

B Not more than 110 ppm.

C Not more than 80 ppm.

D Not more than 100 ppm.

E Not more than 120 ppm.

Question 2

What are the causes of turbocharger surging?

A All of the below.

B Rapid load changes.

C Engine imbalance.

D Faulty injectors.

E Clogged air filters.

Question 3

What are the main components of the Engine Control System (ECS) on a MAN ME-C engine?

A Engine Interface Control Unit (EICU).

B Cylinder Control Unit (CCU).

C Main Operating Display (MOP).

D System Operational Display (SOD).

E Exhaust Gas Turbocharger Control Unit (EGTCU).

F Fuel Oil Booster Pump Module (FOBPM).

Question 4

Increasing Pmax by 1 bar will result in:

A A reduction in fuel oil consumption of approximately 0.2–0.25 g/kWh.

B An increase in fuel oil consumption of approximately 0.3–0.4 g/kWh.

C No change in engine fuel consumption.

D An increase in exhaust gas temperature.

E Exhaust gas deviations.

Question 5

What is the maximum permissible cat fines level before engine operation is affected?

A 5 ppm.

B 15 ppm.

C 20 ppm.

D 30 ppm.

E 40 ppm.

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