Whoahhhh
Apart from congratulations on a perfect speech you deserve a job with
Yamaha.
Nicely put !
Henrique Tabot
----- Original Message -----
From: <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, June 29, 2001 3:34 AM
Subject: To Nick was Re: Throttle body sync
> Nick,
> It is true that humans build motorcycles and therefore are susceptible to
> errors. By the same token, engineers are also human and also fall into
that
> same category. Your argument is much like the foil wrapped rabbit one
would
> receive at Easter... once you sink your teeth into it, you realize it is
> really hollow. To conclude that the procedure detailed in the service
manual
> is flawed because humans build motorcycles and motorcycles have had
recalls
> is totally unfounded. Obviously just about any product that was ever mass
> produced for any period of time could be subjected to a recall. Therefore,
it
> is no longer relevant that because motorcycles have had recalls that
Yamaha
> did not know what they were talking about when they described the
procedure
> for synchronization. In the same light, just because it has a surge at low
> RPMs does also not discount the validity of the service manual. The myriad
of
> possibilities as to why it has a surge does not mean that the engineers
> describing syncing did not know what they were doing. Allow us to get back
to
> how a motorcycle acts when it is out of sync. It is characterized by two
main
> symptoms. One being what is commonly referred to as a hanging idle. (I
know
> you know this, this is for the lurkers) A hanging idle is one where when
the
> engine is revved no load and the throttle released, the RPMs hang well
above
> set idle RPM and take too long to return to that set idle speed. The other
> common symptom that would indicate sync to be in question would be poor
> throttle response when attempting to take off from a stop. What is
happening
> in this case is that all the cylinders are not pulling their own weight
and
> some are trying to pull harder than others. This is not to be confused
with a
> lean hesitation but does feel like the bike is just having a hard time
> getting going.
> To address the issue of things going wrong on a motorcycle, or widget, or
> whatever, after it is produced. Things do go wrong, problems arise and
parts
> fail. Does it mean it is a bad product? Parts can fail due to defects in
> material or workmanship, design and/or application/abuse. A concept for
the
> new motorcycle is thought up, has to go through an engineering stage where
> they try to make someone's idea a real piece of machinery, then it gets
> reviewed by a legal department to make sure it falls within their
acceptable
> parameters for safety, then marketing gets ahold of it and decides what
they
> want to sell it for and then sends it back to engineering to be changed to
> fit all those criteria. Suffice to say the original concept was not was
ended
> up rolling off the assembly line. Although the surge may be annoying, at
some
> point in that process, it may have been a casualty due to emissions or
> something along those lines. Sure they wish they could produce the perfect
> motorcycle but the reality of that is perfection is not the same to
everyone.
> Therefore, they have to compromise certain design facets to accommodate
other
> design requirements. This is a fact. Virtually everything around you that
was
> produced is a compromise. Whether the shortcomings bother you or not is
> subjective.
>
> One other problem here about the list and the Internet in general is there
is
> no guarantee of credibility of individuals that post to it. Surely we
would
> like to think most people who do choose to post do so with the best of
> intentions, but more than one hoax has been facilitated via the net. To
> contradict technical information published by the manufacturer with little
> more than seat of the pants data may be fine for some but not for
everyone.
> The manufacturer has tremendous liability and credibility at stake when
they
> put anything in writing. Cognoscente of that fact, everything published is
> reviewed for accuracy and liability to prevent foreseeable problems
> associated with misinformation. It seems inconceivable that they would
> intentionally publish misinformation on their own product, especially if
it
> reduces performance or the information is incorrect to the point of not
doing
> what it is supposed to do. I believe the fact that you own a Yamaha, which
is
> only an assumption on my part, is a testament to what you believe about
the
> company. That they do produce a quality product worth owning that you are
> proud of and provides pleasure for you.
>
