Text: split is equipped with two custom-made 6 watt led modules, which provide a broad, directional light across the work surface.

Correct capitalization: Split is equipped with two custom-made 6 Watt LED modules, which provide a broad, directional light across the work surface.

Text: in summer, can the trumatic c be used to just heat up water without heating up the living area too?

Correct capitalization: In summer, can the Trumatic C be used to just heat up water without heating up the living area too?

Text: you can zoom in, search, print, and view thumbnails of your document from a browser."

Correct capitalization: You can zoom in, search, print, and view thumbnails of your document from a browser."

Text: these last 5 woodcuts were given the headline "concinnator" to show that it was him, the author, who had invented the dialogue.

Correct capitalization:
These last 5 woodcuts were given the headline "Concinnator" to show that it was him, the author, who had invented the dialogue.