fermentation time

My first brew lit, an MYO American IPA was in the fermenter 2 weeks, now its in a plastic keg, with 85g of granulated sugar, for 2nd fermentation.... should be ready in one week. When should I stop the heat, and cold crash (cold here in South England) ... after the 1 week, or after 2. Then how...

Hello all, Im planning on fermenting 900L batches of various low alcohol fruit wines in IBC's aiming for around 5-6% ABV. Once completed a bottling service is coming to bottle and label the product. I am trying to estimate a fermentation time in order to book the bottling service to come at...