Two/Four Stokes

Wed Nov 13 05:21:30 AKST 2002

My experience exactly, once I got them set right they never miss a beat.

Chad

----- Original Message -----
From: "Bob Kane" <getterflash at yahoo.com>
To: <discussion at nsrca.org>
Sent: Wednesday, November 13, 2002 7:20 AM
Subject: RE: Two/Four Stokes

> Wojtek is right on, the DZ will quit at low throttle
> if the mixture is too rich, and it gets worse as the
> motor breaks in. Andrew Jesky's DZ was exhibiting the
> same symptoms. My theory is a new motor runs hotter
> and will tolerate the rich low-end. As it breaks in,
> the motor runs cooler, and a rich low-end will cool it
> to the point were it will not run. We leaned the pump
> adjustment slightly on Andrew's motor, this is the
> only adjustment on a DZ apart from the main needle.
>
>
> --- "Tomanek, Wojtek" <tomanekw at saic-abingdon.com>
> wrote:
> > Try leaning the DZ high speed needle.  The needle
> > should be somewhere
> > between 4/5 to 1-1/4 out (do not bottom out too hard
> > or you will have to
> > replace the needle seat).  Sometimes it can be
> > tricky to get to the right
> > adjustment point. The DZs sound different than the
> > Ls so you cannot use that
> > as a measure.  Worst case start at a very rich 2 or
> > 3 turns out and keep
> > leaning it out, chances are that you may not see
> > appreciable RPM increase
> > from 1-3/4 turns out down to 1 turn out.  When you
> > reach a point that the
> > RPM actually decreases a little you have just passed
> > the optimum point, and
> > back out several clicks or 1/8 or little more.  You
> > also may have to lean
> > the low end too.  Here use the standard method.
> >
> > The raw fuel being injected directly into the
> > cylinder will put out the glow
> > plug if it is too rich.  The DZs do not like to run
> > too rich.
> >
> > Hope this helps your friend with the DZ in his
> > Synergy.
> >
> > Wojtek
> >
> >
> > -----Original Message-----
> > From: Rodney Tanner
> > [SMTP:rtanner at bbbeurorscg.com.mx]
> > Sent: Tuesday, November 12, 2002 8:40 PM
> > To: discussion at nsrca.org
> > Subject: Re: Two/Four Stokes
> >
> > Quality - sure. But those YS "Dingos" seem to flame
> > out a lot.
> > Last Sunday a friend was testing his new Synergy
> > with a new Dingo.
> > 4 flights - 4 flame outs.
> > My Webra 145: 4 flights - 0 flame outs
> > Anyway Ron has been waiting for a long time for a
> > 2-stroke revival.
> > So let
> > him revel a bit!
> >
> > A memorable  quote from Ron in the KF, if my memory
> > serves, went
> > something
> > like "4-strokes are just a momentary aberration,
> > caused by a
> > misguided rule
> > change". . .  ?? :-)
> > We will just have to wait to see the listings after
> > the 2003? F3A
> > World
> > Champs in Poland? Somehow I don´nt think much will
> > change at that
> > level.
> > Until then I know which I prefer. The Webra 145.
> > I have sold my YS´s and the Moki 2.10s (I had for
> > IMAC)
> > As for a weight limit - well its just not relevant.
> > A Pattern Plane
> > needs to
> > be under 10 pounds, at least at this altitude.
> >
> > Rodney
> > NSRCA #2906
> >
> >
> >
> >
> > on 12/11/02 6:23 PM, Terry Terrenoire at
> > amad2terry at juno.com wrote:
> >
> > > What a pitty! Guess some people don't appreciate
> > quality!
> > >
> > > Terry T.
> > >
> > > On Tue, 12 Nov 2002 19:19:26 -0500 ronlock
> > <ronlock at comcast.net>
> > writes:
> > >> I recently shared a day at a sport field with
> > Joe and a number of
> > >> other pattern guys - There were seven pattern
> > pilots, seven
> > pattern
> > >> birds, and not a 4 stroke in sight !
> > >>
> > >> Ron Lockhart
> > >> ----- Original Message -----
> > >> From: "Joe Lachowski" <jlachow at hotmail.com>
> > >> To: <discussion at nsrca.org>
> > >> Sent: Tuesday, November 12, 2002 7:28 AM
> > >> Subject: Re: Weight Limit/cost
> > >>
> > >>
> > >>> Come on Terry, when are you gonna come over to
> > the dark side and
> > >> fly a two
> > >>> stroke?<vbg>
> > >>
> > >>>> From: Terry Terrenoire <amad2terry at juno.com>
> > >>>> Reply-To: discussion at nsrca.org
> > >>>> To: discussion at nsrca.org
> > >>>> Subject: Re: Weight Limit/cost
> > >>>> Date: Tue, 12 Nov 2002 06:08:55 -0500
> > >>>>
> > >>>> Just to confirm this:
> > >>>> I am currently building a Synergy
> > >>>> Kit cost $875
> > >>>> Engine $500, YS 1.40 L
> > >>>> Header $40
> > >>>> 4 digital servos $360
> > >>>> Paint and Monokote $100?
> > >>>> Ball bearing controls $40
> > >>>> Pilot $10
> > >>>> Wheels $30
> > >>>> Add another misc $100 and you have a total of
> > $2055
> > >>>>
> > >>>> And this is with top equipment. Have not
> > purchased a pipe yet
> > and
> > >> the
> > >>>> throttle servo is a 132 from my inventory.
> > >>>> Eliminate the ballbearing hardware, and
> > digital servos and
> > you're
> > >> back
> > >>>> under $2000.
> > >>>>
> > >>>> Terry T.
> > >>>>
> > >>>> On Mon, 11 Nov 2002 20:35:00 -0600 "Keith
> > Black"
> > >> <tkeithb at attbi.com>
> > >>>> writes:
> > >>>>>> BTW you mentioned being competitive with a
> > $1500 plane.  If
> > >> true
> > >>>>> why are
> > >>>>>> the "top boys" flying planes were the
> > radio/receiver/servos
> > >> along
> > >>>>> cost
> > >>>>> $1500?
> > >>>>>
> > >>>>> What I said was one could be competitive by
> > spending $1500 to
> > >> $2000
> > >>>>> and I
> > >>>>> feel that this is the case. That's not to say
> > that the "big
> > >> boys",
> > >>>>> or even
> > >>>>> the well financed guy at the local club,
> > won't spend more.
> > >> Obviously
> > >>>>> that
> > >>>>> dollar figure doesn't assume you get a ready
> > built plane from
> > >>>>> someone like
> > >>>>> PLProd. BTW, I wasn't including the
> > transmitter in that figure
> > >> as
> > >>>>> most
> > >>>>> people in the hobby have a TX they fly
> > multiple planes with
> > >> (even
> > >>>>> the sport
> > >>>>> guys). You can get a name brand JR or Futaba
> > radio with lots
> > >> extras
> > >>>>> like
> > >>>>> multi-model support, dual rates, exponential,
> > programmable
> > >> mixes,
> > >>>>> etc. for
> > >>>>> $250.
> > >>>>>
> > >>>>> As to the $1500 to $2000 figure consider the
> > following: Top
> > >> notch
> > >>>>> JR
> > >>>>> digitals on all flight surfaces for around
> > $400 to $500, Webra
> > >> 1.45
> > >>>>> or OS
> > >>>>> 1.40RX - $395.00 to $450, Hitec receiver for
> > $60, competitive
> > >>>>> cutting edge
> > >>>>> kit or ARC for $425 to $700 (in my case I'm
> > building an Aries
> > >> from
> > >>>>> AeroSlave, but you can also go with others or
> > even
> === message truncated ===
>
>
> =====
> Bob Kane
> getterflash at yahoo.com
>
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