装置

1. Origins, structure, and basic meaning

• Structure: 装置 (そうち) is a device or installation built to perform a function. Both examples mark it with を, but one concerns installation and the other operation.
• Basic usage: A temperature-control 装置を取り付けた; in an emergency, such a 装置を手動で動かす.

2. Common pitfalls and similar expressions

• Automatic device installed and device operated in an emergency
  • The first sentence emphasizes function and installation; the second emphasizes emergency operating mode. An 自動 function does not exclude manual control in the later context.