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engine carb help
what does it mean to get a proper carb setting
and how could i do that wmrcer |
RE: engine carb help
Depends on the type of engine, but here we go...
If its a simple two stroke glow engine, you need to adjust both the needly valve and slow running jet such that you get good running at both ends and good transition from one to the other, this can take some time. best bet is to work the main needle to a point where the top-end is god, then SLOWLY adjust the slow running until that is good. At this point you will probably find that the main needle will need another tweak to attain perfection, after which only weather, prop selection and fuel type should require that you change anything. Other than two stroke glow I don't know much, but if you can provide more details about the engine I'd be glad to help. |
RE: engine carb help
And then of course there's engine break-in. ;)
Do a search here on RCU, both subjects have been covered a LOT. But your best bet is to find a local club and get some one on one help, because we can't tell you how the engine should sound. Dennis- |
RE: engine carb help
You would be amazed at how many people claimed to have their carbs set yet if they new how to perform a back up check, the carb is still way off. High end needles are generall a no brainer. The fun is in setting the low end.
With your engine running at an idle carefully remove the line from the car or pinch it real tight and wait for the engine to quit. If the engine rpms increase right before the engine quits, your low end is to rich. If the rpms just go down and the engine quits, your low end is too lean. I try and get mine at a very slight increase. Now each time you change the adjustment , give the engine a few reves to clear it out and chack for a smooth trnasition from low speed to high speed. With this you will have a perfect running engine. |
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