Need help plz

hi,
i was on jb lsa with philz latest kernel n tried to flash jb lsa again n also succeeded,tried to install philz kernel again from stock recovery (before this always used pc odin to flash philz kernel n get root later)..it was flashed successfully..instead of eoung wipe cache n wipe delvik ibdid complete wipe llike wipe preload n all as done for new rom..tried to flash jb lsa again but got stuck on factoryfs..tried go to cwm but got msg firmware encountered issue..now i am confused whether to follow this or this pit method..i can go in download mode though... i am not in warranty n once in the past have already tried this pit method n lost 4gb space...i will appreciate ur help