[NSRCA-discussion] YS 140L throttle "problem"

Wed Aug 9 18:46:28 AKDT 2006

Could the throttle stop screw be holding it open?

--- Adrien L Terrenoire <amad2terry at juno.com> wrote:

> I just installed a new 140 in my Synergy. Had 90
> flights on the original
> and sent it in for new ring, and rear bearing.
> I ran one tank of PM 25% thru the engine on the
> ground, cycling between
> lean and rich.
> Then I put it in the air, still a little rich. I had
> forgotten how much
> power this engine produces. Noticed it while trying
> to taxi. the
> slightest movement of the throttle stick had a great
> response at the
> engine. I could not taxi without "pulsing" the
> engine.
> It flew fine, but after landing, the engine would
> not shut down. It just
> kept clicking over shaking the plane horribly. A
> quick bump of the
> spinner with my hand stopped the determined engine.
> When I got home I
> adjusted the throttle expo to flatten the curve on
> the low end.
> Tonight I put on the 2nd flight. Neither problem was
> solved. I still had
> to pulse the throttle to taxi, and it would not shut
> down.
> I use the 3 position switch on the Futaba TX to go
> to low idle, and cut
> off. Always worked in the past.
> I am thinking that there is something wrong with the
> carb, and may try
> putting the carb from the original engine on the new
> one.
> 
> Anyone have any other ideas??
> 
> Terry T.
> 
> 
> 
> On Wed, 9 Aug 2006 08:29:47 -0500 "White, Chris"
> <chris at ssd.fsi.com>
> writes:
> Oh, the good ole days
..
> Back when I was about 12  (1971) my dad traded our
> Honda 90 for an EK
> Logictrol (Log 2)
.it had humongous servos, plugs
> and a shorting plug for
> a switch.  
>  
> Memories
..
> We learned to fly on the old Styrofoam Canyon
> Schwiezer 1-26 sailplane on
> Hi-Start ($29 from Tower I think).   First flights
> yielded 1 traffic
> pattern from a 300 ft launch
.I remember something
> like 30-40 second
> flights
(IT WAS VERY HEAVY)  Then I’m back chasing
> the hi-start
> parachute. (Yep, I earned my flight time!!!!)   Dad
> then extended the
> round trailing edges that came out of the mold by
> using balsa trailing
> edge material and we picked up a few more seconds
> per flight
.then
> sandpaper and elmer’s white glue to smooth the wing
> surface
.a few more
> seconds.  I think we finally got it to about 1:50
> avg flight per tow.  In
> contrast a couple of years later we bought one of
> the new EK Champions
> with the little bitty servos
.built a Windfree and
> got at the very
> minimum 5 minute flights from the hi-start in dead
> air.
>  
> Why does it seem that RC was just as much fun then
> as it is now
..(I
> would never have dreamed of having more than one
> setup back thenJ)
>  
> Chris White
> 
> 
> 
> From: nsrca-discussion-bounces at lists.nsrca.org
> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On
> Behalf Of
> jivey61 at bellsouth.net
> Sent: Tuesday, August 08, 2006 10:00 PM
> To: NSRCA Mailing List
> Subject: Re: [NSRCA-discussion] Inadvertent Start
>  
> Anybody......remember the shorting bars we had made
> from a wood dowel and
> plugged in to turn on the receivers in the "50s. I
> had one on my J3 Cub
> BCR10 Babcock system. My 1st RC plane.
>  
> Jim Ivey
> ----- Original Message ----- 
> From: Ron Lockhart 
> To: NSRCA Mailing List 
> Sent: Tuesday, August 08, 2006 7:55 PM
> Subject: Re: [NSRCA-discussion] Inadvertent Start
>  
> Agree, a mechanical/electrical connection sort of
> thing would seem best.
> And have it located to be easy for all to see.
>  
> Later, Ron Lockhart
> ----- Original Message ----- 
> From: John Ferrell 
> To: NSRCA Mailing List 
> Sent: Tuesday, August 08, 2006 4:42 PM
> Subject: Re: [NSRCA-discussion] Noxville Contest??
>  
> I personally witnessed an instance of electric
> starting unexpectedly at
> the Nats. Since I was only around Masters & FAI I
> believe it safe to
> dismiss the problem as lack of experience.
>  
> I feel it essential to implement some kind of safety
> device to prevent
> this from occurring. I would prefer a mechanical
> lockout of some sort or
> at least an arming plug.
>  
> The airplane was being carried back to the pits when
> the failure
> occurred. The handler was on top of the problem but
> it could have
> happened after the plane was parked.
>  
> It is a disaster waiting to happen.
>  
> John Ferrell    W8CCW
> "My Competition is not my enemy"
> http://DixieNC.US
> ----- Original Message ----- 
> From: J.Oddino 
> To: NSRCA Mailing List 
> Sent: Tuesday, August 08, 2006 12:53 PM
> Subject: Re: [NSRCA-discussion] Noxville Contest??
>  
> Another reason to go electric.
>  
> Jim O
> ----- Original Message ----- 
> From: John Ferrell 
> To: NSRCA Mailing List 
> Sent: Sunday, August 06, 2006 9:38 AM
> Subject: Re: [NSRCA-discussion] Noxville Contest??
>  
> I have an $8000 left thumb. They installed a couple
> of options while they
> were rebuilding. It warns of weather changes and
> also serves as an alarm
> clock (sometimes).
>  
> I recommended that a student headed for a pro basket
> ball career give up
> RC until the career was behind him.
>  
> John Ferrell    W8CCW
> "My Competition is not my enemy"
> http://DixieNC.US
> ----- Original Message ----- 
> From: BUDDYonRC at aol.com 
> To: nsrca-discussion at lists.nsrca.org 
> Sent: Sunday, August 06, 2006 11:10 AM
> Subject: Re: [NSRCA-discussion] Noxville Contest??
>  
> About two years ago I got my finger in one It cut
> the right index finger
> off at the first joint. Wrapped the finger in a
> towel went to the
> hospital with the severed finger, three month's and
> $6000.00 later it was
> almost as good as new except it is still numb on the
> end. APC's show no
> mercy.
> Buddy 
> 
> 
> 
> _______________________________________________
> NSRCA-discussion mailing list
> NSRCA-discussion at lists.nsrca.org
>
http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
> 
> 
> 
> _______________________________________________
> NSRCA-discussion mailing list
> NSRCA-discussion at lists.nsrca.org
>
http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
> 
> 
> 
> 
=== message truncated ===>
_______________________________________________
> NSRCA-discussion mailing list
> NSRCA-discussion at lists.nsrca.org
>
http://lists.nsrca.org/mailman/listinfo/nsrca-discussion

Bob Kane
getterflash at yahoo.com

__________________________________________________
Do You Yahoo!?
Tired of spam?  Yahoo! Mail has the best spam protection around 
http://mail.yahoo.com 