Good luck getting a decent trigger with that piece of instructions. How many know what 20 thousandths actually looks like? Or how to measure it?

This is a far better set of instructions:
http://www.snipercountry.com/Articles/RemingtonTriggers.asp

While the OP's answer is given well in the first link, the rest of the piece has a bunch of huge questions.

Do not consider adjusting a trigger if you do not even have a trigger gauge. They are cheap and answer many questions about the quality of the job, in addition to ensuring it is a good job.

Mark Begich, Joaquin Jackson, and Heller resistance... Three huge reasons to worry about the NRA.