bgpilot1 Posted November 4, 2010 Report Posted November 4, 2010 I have nulites installed for all my instruments but the overhead rheostat will only turn them completly on or off. I read the following: There is a readily available post for all things to be dimmed under the left side of the instrument panel. The dimmer switch is up in the ceiling, but the "wire to" position is only a short distance from your instruments. There should also be a single light bulb aimed at the fuel selector switch very near by this post. Of course, you should probably have your A&P / electrician helping you with this one. Overall it is very easy since most of the new lights that are avilable are LED and draw very little electricity. Remember that LED's do not draw enough current to dim with the old rheostat. To keep the old rheostat, you must either have a bulb somewhere in the circuit or a resistance to ground to draw enough current through the rheostat to setup the voltage gradiant. This definately requires a licensed individual to do the work. Has anyone fixed this issue? Best solutions? 1967 M20F Thanks, Barry
carusoam Posted November 5, 2010 Report Posted November 5, 2010 Barry, A short search for LEDs in other threads will be a reminder that leaving at least one old bulb in the circuit is a good way to keep the rheostat working. You might have that bulb...There should be a light over the fuel switch on the pilot side that can be included in the circuit. This way you can have your LED nulites and an old incandescent to help you out. Of course, check with your A&P for details.... -a-
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