Originally Posted by Rallye Chick
well i bought it off a company with a warenty, dont wana name names for 150 quid! shud it be sent back?? that dump valve Stu was siloconed back on! he hasnt had a llok in his old one as hasnt got the toque bits at hand at moment, the one he got 'new' just screwed straight off and thats why he looked inside it. it hasnt got a rubber diaphram, its metal??!!
yeah milkman, it not been out as i never ordered his turbo as i like taking my saoh out n 2 shows but i cudnt put him off any longer! LOL

I would call teh company who are warrantying it then. Its up to them if you are allowed to dismantle it or not.
The T28 should NOT be run without this valve active unless it is no longer running a MAF.