"Instructions on" vs. "instructions for"
Thank you to everybody who has added comments. The intention of my question was not to find a better wording to the sentence, but to understand the correct usages of 'on' and 'for', which Kris's answer cleared up perfectly!
Edit: As it may disappear, the comment that answered my question best was as follows:
Instructions on how to do this will be provided in the User Manual.
Instructions for the correct way to do this will be provided in the User Manual.