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Landing Light Circuit Overheats?


Lukon

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My landing light quit on me the other night on approach after working for fine at taxi and takeoff. I cycled the switch and it felt like a breaker not wanting to engage. After I was on the ground taxiing fir a bit, I was able to cycle the switch and it worked fine again. Is it pulling too much power? Would replacing it with an LED landing light solve the issue?  Is there a reasonably priced option out there?  

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probably just old breaker/switch.  I've got a similar problem with my position lights breaker.  I have to make certain not to try to turn off the switch when I want to turn it back on again.  Needs replacement.  I really want to just rewire with separate breakers and switches... 

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@Lukon  Somebody reported the same challenge yesterday... Wednesday... :)

When you don’t feel the click... the CB switch is telling you that it has worn out...  there is that spring loaded over center thing you can learn a lot about...   Mooneys have a few over-center mechanical things that work best when adjusted properly and are replaced when worn...

 

PP thoughts only, not a mechanic...
 

-a-

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My LED landing light was doing this.  I found that the wire insulation had rubbed trough and bare wire was rubbing against the negative terminal and shorting out intermittently.  Fortunately, whoever wired it left some extra wire so I removed the bad portion of the wire and installed a new ring terminal.  So, at least double check the wire going to the light before replacing anything.

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29 minutes ago, BlueSkyTraveler said:

I had this same problem. I switched to an LED landing light in 2015 and have never had the circuit pop again. The current draw seems to be WAY less.

I switched to LED in 2014, and it's only been turned off twice since then--halfway through a pitot static check and once during annual. 

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