SIGHT F.I. REQ'D

07:35 Jul 16, 2015 

Please give your source text and context in the original EN, it often helps!

05:26 Jul 16, 2015 

dans la tuyauterie auxiliaire, devant TOTAL D'EAU DE REFROIDISSEMENT REQUISE
C'est une fiche technique

05:05 Jul 16, 2015 

Impossible to tell without more context — you may have to dig a lot deeper in your wider document to glean additional clues.

In particualr, where does this appear? It might be in a list of actions to take, in which acse 'sight' might be a verb in the imperative; then again, it might be a legend on a drawing, in which case 'sight' could be a noun.

And of course, F.I. is a bit crpytic — but like many of your other abbreviations, you may find the explanation of what it stands for in the rest of your document; it may also help to see in what part of the document this occurs.

You have all the information in front of you... sadly, we don't!