<DIV>I was told by a former national team member that the Polish team, along with several other teams at the Worlds, were putting a check valve in the fuel feed line from the supply to the injector. It seems that at low throttle and some other maneuvers this has helped. Anyone else tried this?</DIV>
<DIV> </DIV>
<DIV>Marty King</DIV>
<DIV>NSRCA 2551<BR><BR><B><I>"Lees,John W" <jlees@mwdh2o.com></I></B> wrote:</DIV>
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<DIV><SPAN class=004212816-13052004><FONT face=Arial color=#0000ff size=2> I thought DZ's were crap, had several different tanks, clunk's, ect. Not until I went to a Bladder tank{no air in media} did the engine run flawless. Since then it has never even hick-upped. </FONT></SPAN></DIV>
<DIV><SPAN class=004212816-13052004><FONT face=Arial color=#0000ff size=2>It is of my opinion that the DZ will not tolerate any air in the fuel delivery system. --john</FONT></SPAN></DIV>
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<DIV class=OutlookMessageHeader dir=ltr align=left><FONT face=Tahoma size=2>-----Original Message-----<BR><B>From:</B> PENNISI Peter [mailto:Peter.Pennisi@publicworks.qld.gov.au]<BR><B>Sent:</B> Wednesday, May 12, 2004 5:29 PM<BR><B>To:</B> discussion@nsrca.org<BR><B>Subject:</B> YS 140 DZ going lean in -ve g manoeuvres<BR><BR></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Hi all,</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>My DZ has only returned from holidays in Japan were it was repaired by YS from another cam failure.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>The engine is running absolutely superb except when you pull high negative g manoeuvres like the reverse humpty bump it gets a little lean for a few seconds put it does come good.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>I have re-plumbed the model put the problem is still there. </SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Running</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>APC 16 x 12</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>OS F plug</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Tetra 20 oz tank with OS sintered(Spelling) bubble less pickup.(Yes the expensive one)</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Hatori exhaust (698 pipe)</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Coolpower 30% heli blend</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Model is ZN-LINE Alliance.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Any suggestions</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004>Peter</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=308181500-13052004></SPAN></FONT> </DIV><!--[object_id=#publicworks.qld.gov.au#]-->
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