YS 140DZ fixed!

[Chad Northeast]

Restrictor???  Whats that :)

Chad

----- Original Message -----
From: "Koenig, Tom" <tom.koenig at actewagl.com.au>
To: <discussion at nsrca.org>
Sent: Wednesday, April 23, 2003 7:20 PM
Subject: RE: YS 140DZ fixed!


>
> With or without restrictor lads?
>
> > ----------
> > From: Chad Northeast[SMTP:chadnortheast at shaw.ca]
> > Reply To: discussion at nsrca.org
> > Sent: Thursday, 24 April 2003 10:59
> > To: discussion at nsrca.org
> > Subject: Re: YS 140DZ fixed!
> >
> > 16.5x12W @ 8500
> > 16x13 @ 8400
> > 17x12 @ 8100
> >
> > 30% nitro as well, and more power than I know what to do with :)
> > ----- Original Message -----
> > From: Troy Newman
> > To: discussion at nsrca.org
> > Sent: Wednesday, April 23, 2003 6:35 PM
> > Subject: Re: YS 140DZ fixed!
> >
> > You are in the ball park RPM wise...I'm turning the 16.5-12W at
> > 8400....peaks out at about 8700...and I'm flying at about 8300-8400....
> >
> > that is of course on Cool Power 30% heli pro.....
> >
> > TN
> > ----- Original Message -----
> > From: Peter Pennisi
> > To: discussion at nsrca.org
> > Sent: Wednesday, April 23, 2003 5:16 PM
> > Subject: RE: YS 140DZ fault?
> >
> > The problem is fixed by replacing the whole pump assembly.
> > When I removed the original one the piston or whatever in the pump was
> > seizing. Motor appears to be running OK. There is a small leak I need to
> > investigate.
> >
> >
> > What sort of ground RPM are people swinging with this
> > engine. I tached 8500 on a 16x12 APC on 25% heli fuel. (Klotz KL-198
heli
> > glow).
> >
> >
> > Peter Pennisi
> > Pentagon Systems
> > P.O Box 4280
> > Eight Mile Plains
> > QLD 4113
> > Australia
> > Phone:    61+0738414234
> > Fax:        61+0738414264
> > Mobile:   0408007206
> > Email: pentagon.systems at bigpond.com
> > -----Original Message-----
> > From: discussion-request at nsrca.org
> > [mailto:discussion-request at nsrca.org] On Behalf Of PENNISI Peter
> > Sent: Wednesday, 23 April 2003 13:23 PM
> > To: 'discussion at nsrca.org'
> > Subject: RE: YS 140DZ fault?
> >
> >
> > Thanks Terrence,
> >
> > A big problem I am having is it wont go to full
> > throttle. At about 1/3 throttle or less it goes lean and stops. How can
> > this be rich. I tried this approach even at 1 1/2 turns out on main
needle
> > with the same results. What about the loud metal rattle that is coming
> > from the pump assembly.
> >
> > Regards,
> >
> > Peter
> > -----Original Message-----
> > From: T&C Brown [mailto:tncbrown at charter.net]
> > Sent: Wednesday, 23 April 2003 1:01 PM
> > To: NSRCA
> > Subject: Fw: YS 140DZ fault?
> >
> >
> >
> > Peter,
> >
> > It sounds like your running the engine way too rich.
> > When I got my first DZ, I set it up the same way, and had the same
> > problem.  You cannot run it like an "L".  If you have adjusted the pump
> > from the factory setting......return it to it's original position and
> > start with the high speed needle at 1 1/8 to 1 1/4 turns out from full
> > closed.  If the motor starts.....let it warm up a minute then advance it
> > to full throttle.  Once at full throttle, slowly  (one or two clicks at
a
> > time) turn the needle in to lean it until the RPM drops.  Once you hear
> > the RPM start to drop, richen it back three or so clicks and run it.  I
> > know what your thinking...."It sounds way to lean"  but this is how
> > Richard from YS Performance told me to set it up, and I've had no
problems
> > with this.  Once the motor is broke in the high speed needle should be
> > around 3/4 to 1 turn out from full close.  Hope this helps.
> >
> > Terrance Brown
> > YS Field Rep
> >
> >
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