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Old March 4th 07, 01:22 AM posted to rec.aviation.piloting
Travis Marlatte
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Posts: 233
Default Ignition switch settings

"Jon Woellhaf" wrote in message
...
And I've been trying to learn for years why R is on the left and L is on
the right.


My recollection from the last time this was discussed is that the labeles
used to be the other way around so that "L" on the left meant that the left
mag was grounded and, therefore, the right mag was firing. Then, to keep it
more consistent with the "Off" and "Both" labeling, they switched the
labeling but left the right key position which grounded the right mag so
that the left mag was firing now labeled "L"?

Doesn't bother me a bit. If one mag fails an RPM drop, I'm gonna check the
wiring to both any. What is more important to me is that the left key
position has the bottom plugs firing. That's important so that I can pull
the correct plugs the first time to clear an unusually stubborn fouling.

Say, why don't they label them "Off", "B", "T", and "Both"?
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Travis
Lake N3094P
PWK