we are preparing to install a new liner tomorrow mornin on our pool. It 15ft overlap. problem 1...cant get skimmer box off wall, so how do I use a shop vac to suck the liner to the wall? problem 2...if you have to be in the pool to smooth the liner out on the bottom...how do you get our without using the ladder cause if we put ladder in it will mess up the sand before its set??? ANY and ALL advice is great appreciated!!!!!!!!!!!!!!!!!