Engine: Expired / General Subjects

1. A motor operated with one pump located in the engine room at the shaft alley door and the other in a common passage way
2. B manually operated with one pump located at the shaft alley door and the other in a common passage way
3. C motor operated with one pump located on the engine room side and the other on the shaft alley side of the water tight door
4. D manually operated with one located in the engine room and the other in the shaft alley of the water tight door

Tip: press A-D to answer