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-   -   Cause of engine damage? (https://www.rcuniverse.com/forum/gas-engines-142/10771868-cause-engine-damage.html)

Tired Old Man 10-20-2011 08:34 AM

RE: Cause of engine damage?
 
TimBle,

In your earlier post you mentioned that "a lot" of large plane fliers have someone else do all the work. If we change "a lot" to a lower value I'll agree with you. We have the same problem with small stuff now too. Buy and Fly has brought a lot of people in the hobby that have no working understanding of what they are involved with. Competition flyers frequently have others build their tools for them. I have a lot of personal experience correcting issues in aircraft that were assembled by some high level competitors. Seems many of them are only concerned with making it through a few heats in the next contests and from the nothing matters. Time has become our enemy with many having none of it to spare for recreational use. Amazing how all that modern technology that was supposed to make lives easier has ended up making life more complicated while consuming more personal time.

You are correct in another area. Teaching can be a frustrating task but you presumed that I care;) Most of what I do in this fourm isn't so much for teaching anymore but more to generate thoughts and decompress from work. For those purposes even those that can't stand me and what I do serve a useful purpose. They distract from my work and assist the generation of new ideas. I know I offend some people but for some avoiding offense is not possible. They would not admit they were doing something wrong regardless of the evidence presented. That would apply to just about everything they did in life. For them only the baseball bat to the forehead technique might get their attention.

acerc 10-20-2011 09:19 AM

RE: Cause of engine damage?
 


T.O.M,
Your the man!
Seriously, I have often wondered why you and a few other's with a superb engine intelect put up with the abuse.
Now I know. Enjoy, relax and tell it like it is. It's refreshing.</p>

Tired Old Man 10-20-2011 11:19 AM

RE: Cause of engine damage?
 
Thanks.

Don't get me wrong, I DO like to help, but don't find it necessary, That makes the personal challenges a lot easier to deal with.

TimBle 10-20-2011 11:30 AM

RE: Cause of engine damage?
 


ORIGINAL: Tired Old Man

TimBle,

In your earlier post you mentioned that "a lot" of large plane fliers have someone else do all the work. If we change "a lot" to a lower value I'll agree with you. We have the same problem with small stuff now too. Buy and Fly has brought a lot of people in the hobby that have no working understanding of what they are involved with. Competition flyers frequently have others build their tools for them. I have a lot of personal experience correcting issues in aircraft that were assembled by some high level competitors. Seems many of them are only concerned with making it through a few heats in the next contests and from the nothing matters. Time has become our enemy with many having none of it to spare for recreational use. Amazing how all that modern technology that was supposed to make lives easier has ended up making life more complicated while consuming more personal time.

You are correct in another area. Teaching can be a frustrating task but you presumed that I care;) Most of what I do in this fourm isn't so much for teaching anymore but more to generate thoughts and decompress from work. For those purposes even those that can't stand me and what I do serve a useful purpose. They distract from my work and assist the generation of new ideas. I know I offend some people but for some avoiding offense is not possible. They would not admit they were doing something wrong regardless of the evidence presented. That would apply to just about everything they did in life. For them only the baseball bat to the forehead technique might get their attention.

Indeed you do care :)even if you won't admit it to yourself. If you didn't you'd sit on the side lines and revel in the struggles of others and how amusing that can be.
I too jump in at every opportunity to help because seeing people struggle with things that should be straight forward just pains me. It seems work never stops. In fact to get away from work I started slope soaring. No engines, no fuel, no oil and none of the associated recycled questions tha comes with those. However I always find myself drawn to it.
Life is not a popularity contest in my book but its often more effective to not be too disliked :)

PS: Nothing against saying it like it is. I believe its the best way to convey any message but theres afine line there between just being rude and being brutal with the truth. A few steps over the lines seldom kills anyone.
I do appreciate your input.

DadsToysBG 10-20-2011 12:30 PM

RE: Cause of engine damage?
 
I have been messing with gas for many years. and find that I still need help. Just ask TOM. I have developed a good ear for gas. Sometimes I'm not sure what my ears are telling me.
When I hear a gas out of tune I just keep my mouth shut. If he asks for help I'll help other then that I leave it along. Dennis

Tired Old Man 10-20-2011 01:03 PM

RE: Cause of engine damage?
 
Man, how I do miss slope soaring.

There's a purity to it that cannot be found in any other aspect of the hobby, except perhaps thermal soaring without benefit of an electric motor for back up. Both were my start in the RC side of the hobby, and both provided skills not found when learning to fly with an optional source of propulsion. People that fly purely silent aircraft make for much better power flyers because they have a better comprehension of the dynamics involved with flight. Powered flight is easy by comparison. Runway? Who needs a runway?

Back to engine failures though, most occur because people have a tendency to over complicate things and developed some need to attempt making "improvements" or "fix" things that already work. Once they accept some things for what they "are" instead of altering in an attempt to expand to what they "might be" the success factor goes up exponentially.

TimBle 10-20-2011 01:16 PM

RE: Cause of engine damage?
 


ORIGINAL: Tired Old Man

Man, how I do miss slope soaring.

There's a purity to it that cannot be found in any other aspect of the hobby, except perhaps thermal soaring without benefit of an electric motor for back up. Both were my start in the RC side of the hobby, and both provided skills not found when learning to fly with an optional source of propulsion. People that fly purely silent aircraft make for much better power flyers because they have a better comprehension of the dynamics involved with flight. Powered flight is easy by comparison. Runway? Who needs a runway?

Back to engine failures though, most occur because people have a tendency to over complicate things and developed some need to attempt making "improvements" or "fix" things that already work. Once they accept some things for what they "are" instead of altering in an attempt to expand to what they "might be" the success factor goes up exponentially.

Amen to that.

aussiesteve 10-20-2011 02:46 PM

RE: Cause of engine damage?
 

ORIGINAL: DadsToysBG

I have been messing with gas for many years. and find that I still need help. Just ask TOM. I have developed a good ear for gas. Sometimes I'm not sure what my ears are telling me.
When I hear a gas out of tune I just keep my mouth shut. If he asks for help I'll help other then that I leave it along. Dennis
+1 on that

When I hear a Gasser out of tune, it depends on who it is as to how I react. If it is one of the more experienced guys and they seem to be having problems, I will walk over and offer some assistance. If it is a newbie without a clue, I offer assistance. If it is anyone else who seems to be trying to sort them out, I offer assistance. If they don't want assistance, I "depart" immediately and watch.

However - if it is one of the guys who always buys the cheapest he can get from the Chinese direct suppliers, and who raves about how great they are (because the specs are identical to or better than a DL on the website), then continually fiddles with everything but the right things and refuses to accept advice from anyone (apparently he knows better), then I say nothing and wait. People usually comment on the mid range burble, the constant deadsticks, the regularity of the "spark plug blew out of the head" and the high number of planes he has gone through (due to deadsticks - and a new engine in the next one). I usually offer those bystanders some advice. That advice usually involves "never fly with him and never take advice from him". While that person (and there are more than one of them at the field I fly at) is back on the ground fiddling, I usually go and give my engine a flip and go flying.

How did I learn to tune so well and how to pick the right product to begin with?

1 - Personal experience (some good, some bad)
2 - Listening to T.O.M, Ralph, Pe, etc. They really do have a very good clue but some of us just take longer than others to figure it out.;)

Tired Old Man 10-20-2011 03:25 PM

RE: Cause of engine damage?
 
There's a lot of arrogance out there in some crowds though. Certain groups will get pretty course about being offered any help with an ailing engine or poor set up. Unfortunately I've found most of them to be the people representing the precision side of flying. With that group I usually just stand back and watch and wait for a request for assistance. I need help from time to time too and I get paid to do this stuff, every day.

kmeyers 10-20-2011 09:35 PM

RE: Cause of engine damage?
 
Why is this question only posed to "experts"? I feel that the OP should have mentioned this in the subject line.

clivemc 10-20-2011 09:53 PM

RE: Cause of engine damage?
 


ORIGINAL: aussiesteve


ORIGINAL: DadsToysBG

I have been messing with gas for many years. and find that I still need help. Just ask TOM. I have developed a good ear for gas. Sometimes I'm not sure what my ears are telling me.
When I hear a gas out of tune I just keep my mouth shut. If he asks for help I'll help other then that I leave it along. Dennis
+1 on that

When I hear a Gasser out of tune, it depends on who it is as to how I react. If it is one of the more experienced guys and they seem to be having problems, I will walk over and offer some assistance. If it is a newbie without a clue, I offer assistance. If it is anyone else who seems to be trying to sort them out, I offer assistance. If they don't want assistance, I "depart" immediately and watch.

However - if it is one of the guys who always buys the cheapest he can get from the Chinese direct suppliers, and who raves about how great they are (because the specs are identical to or better than a DL on the website), then continually fiddles with everything but the right things and refuses to accept advice from anyone (apparently he knows better), then I say nothing and wait. People usually comment on the mid range burble, the constant deadsticks, the regularity of the "spark plug blew out of the head" and the high number of planes he has gone through (due to deadsticks - and a new engine in the next one). I usually offer those bystanders some advice. That advice usually involves "never fly with him and never take advice from him". While that person (and there are more than one of them at the field I fly at) is back on the ground fiddling, I usually go and give my engine a flip and go flying.

How did I learn to tune so well and how to pick the right product to begin with?

1 - Personal experience (some good, some bad)
2 - Listening to T.O.M, Ralph, Pe, etc. They really do have a very good clue but some of us just take longer than others to figure it out.;)
I too have learnt the hard way.......... the question to ask yourself is how many F's do you use :):)
Fix it, fit it, fix it, flip it, flip it, flip it, fix it, F@#$ it, flip it, fly it, F@#$ it!
or buy better and
Fit it, Flip it,Fly it,

thanks to all the 'old hands' who offer their expertise here, we all learn something new every day :)

HunkaJunk 10-20-2011 10:00 PM

RE: Cause of engine damage?
 
As far as model airplane engines are concerned most (nearly all) of the "engine damage" I have witnessed was the direct result of a crash. But if the engine is out of tune and quits at a really bad time and the result is a crash, I guess that one could be blamed on bad tuning.

I personally always had more trouble tuning glow engines than any gas engine, I guess because I was a piston head from a very young age. To this day, most all of my horses smell like gasoline.:D




TimBle 10-21-2011 12:08 AM

RE: Cause of engine damage?
 


ORIGINAL: Tired Old Man

There's a lot of arrogance out there in some crowds though. Certain groups will get pretty course about being offered any help with an ailing engine or poor set up. Unfortunately I've found most of them to be the people representing the precision side of flying. With that group I usually just stand back and watch and wait for a request for assistance. I need help from time to time too and I get paid to do this stuff, every day.

:)

Thats seems to be more than just a local thing. I haveexperienced some inthat crowd and found them to be some of the best sciencefiction writers out there. Just ask about the functioning a canalizer....

DadsToysBG 10-21-2011 09:46 AM

RE: Cause of engine damage?
 
I have found that's it easier to let my engine (3-W) to the talking for me. If they ask why mine is so smooth, that when I say "I"ll get my screw driver and see what I can do. If you what me too?"
After Toms help about a cheap can of air everybody wanted to know what I did. My answer was "my secret"
I don't get into throttle linkage. I just try and get the engine to sound better. Linkage is a whole other subject, and telling someone you know that they didn't do it right gets you nowhere.
Also I do believe in throttle curve. Again another thread topic. Dennis

aussiesteve 10-21-2011 05:04 PM

RE: Cause of engine damage?
 


ORIGINAL: clivemc
I too have learnt the hard way.......... the question to ask yourself is how many F's do you use :):)
Fix it, fit it, fix it, flip it, flip it, flip it, fix it, F@#$ it, flip it, fly it, F@#$ it!
or buy better and
Fit it, Flip it, Fly it,

thanks to all the 'old hands' who offer their expertise here, we all learn something new every day :)

That absolutely brightened up my morning and I can hardly wait to use that at the field at the next available opportunity.:D

Just have to think up a close relative to that saying too - something along the lines of "how many Backs get used - get it, send it back for great service, get it back, send it back for great service again shortly thereafter" (I know - it needs a lot of improvement on that one but it's a start).


quote]ORIGINAL: DadsToysBG

I have found that's it easier to let my engine (3-W) to the talking for me.

[/quote]

+1 on on that
In my case, it is not only the 3W's, it is also the BME's and the MVVS's as those 3 brands are my only gassers now. Once tuned they sure are a pleasant experience.

Kweasel 10-21-2011 11:32 PM

RE: Cause of engine damage?
 
A lot of people just dont have the knack for machines. Many of these people that are having problems with their giant scale models would have, in the past, been shaken out of the hobby after that 20 second flight/crash of their Cox ARF. Others are intelligent, creative guys that over complicate and over tinker their way into problems. The key is staying in the game long enough to be successful.

TimBle 10-22-2011 01:00 AM

RE: Cause of engine damage?
 
+1


Tired Old Man 10-22-2011 08:36 AM

RE: Cause of engine damage?
 
That time period has been noted for providing a very expensive education.

Kweasel 10-23-2011 11:24 PM

RE: Cause of engine damage?
 


ORIGINAL: Tired Old Man

That time period has been noted for providing a very expensive education.
Yes, new endevors have occasionally been expensive. For me, flying an ARF with a DLE just has no soul. When it comes to full scale I like stuff that has been proven for 40+ years.


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