On PC, the components can be added by opening the console and typing player.additem xx0463b7, where xx represents the position of the Far Harbor add-on in the load order.
↑ 1.01.1The Sole Survivor: "If you say so." Captain Avery: "We get our drinking water from a purifier not far outside of town. We had a bad storm not long before you got here, and it must have damaged the Fog Condensers that protect the road to the purifier.I sent Howard Dunbar out to fix them. He was out there when the Mirelurks hit us, and I'm afraid they might have got him, too." (Captain Avery's dialogue)