P6 Leveling Resources - How to make it?

Hi gents,

As reference made, I’m still not so familiar with P6 tools which currently I faced problem in Leveling resource…it’s totally different with p3 hence
I’m still needs yours helping hand…. The things something like this….. If I want minimize the weekly man-hours usage up to 6000 mhrs what I suppose to do….current loading (w/o leveling resource was exceeded up to 8000 mhrs)

Thanks in advance for your kind assistance