float needle bracket height
is it correct to bent tab to correct height ?
Re: float needle bracket height
by Roger Lee » 6 years ago
Roger Lee
LSRM-A & Rotax Instructor & Rotax IRC
Tucson, AZ Ryan Airfield (KRYN)
520-349-7056 Cell
Re: float needle bracket height
by GS » one month ago
I have a lot of fuel in my carb bowls. Like 4 mm from top.
Floats weigh <7 grams..more like 6. So I assume I need to adjust these brackets. Anyone have a video or some pictures of how it is done?
Couldn't find a good r912 video online.
Re: float needle bracket height
by Roger Lee » one month ago
This job is fairly say. The carb needs to come off. Remove the bowl and floats. Get a millimeter ruler. Point the carb upside down so the brass float armature is facing up. Place the millimeter ruler on the edge of the carb edge where the gasket normally sits. Slide the numbered side over to the brass float armature. The armature has a flat spot on top. This is where you look to make sure it’s at the 10.5mm measurement. If you need to adjust this then the little tab that the tiny wire of the needle valve is on can be bent to get the proper measurement. It can be tweaked up or down. Once at the 10.5mm mark you’re all set. I have found over the years if you’re a half millimeter off it doesn’t make a difference, Most people can’t get within that half millimeter anyway. 😏
Roger Lee
LSRM-A & Rotax Instructor & Rotax IRC
Tucson, AZ Ryan Airfield (KRYN)
520-349-7056 Cell
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