| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique capable of forcedly feeding lubricating oil and discharging all the lubricating oil in a short time, and eventually reducing time required for replacement of lubricating oil and improving maintainability, in an engine unit equipped with an oil tank.SOLUTION: An engine unit 100 comprises: an engine 1; an oil tank 2 storing lubricating oil L of the engine 1; a first pipe 3 feeding the lubricating oil L from the engine 1 to the oil tank 2; and a second pipe 4 feeding the lubricating oil L from the oil tank 2 to the engine 1, and comprises: an oil pump 42 forcedly feeding the lubricating oil L; and a selector valve 43 switching routes in which the lubricating oil L flows, the oil pump 42 being disposed halfway along the second pipe 4, and the selector valve 43 being disposed halfway along the second pipe 4 downstream of the oil pump 42. |
