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1986 Electra Glide issue HELP

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Old Aug 10, 2021 | 04:16 PM
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Default 1986 Electra Glide issue HELP

Hey everyone well I'm about to start putting my painted tins back on and just wanted to run the bike before i get everything on to make sure all is well.
when i connect the battery to the bike i get a clicking on and off from this box connector under my seat.
Can anyone tell me what is this connector and what it powers.
Any help will be apricated.

See attached pictures.




 
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Old Aug 10, 2021 | 04:27 PM
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Pic kind of blurry when zooming in but the circuit breaker is tripping and resetting so dead short somewhere.

How many amps (rating) is that breaker?
 
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Old Aug 10, 2021 | 04:28 PM
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That is the main circuit breaker. One wire comes from the starter solenoid where the battery cable is connected. The other 2 wires are: one comes from the voltage regulator, the other is the main feed to everything else.





 
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Old Aug 10, 2021 | 05:04 PM
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One wire comes from the starter solenoid, this is power in to the main circuit breaker (the stud on the breaker should be copper color).

The other side of the breaker has a silver color stud, it is the output side and has the wire from the voltage regulator and the wire that runs up to the ignition switch.

Either one of the wires at the output side of the breaker could be chafed and shorting to ground.

The voltage regulator could be shorted, but I`m not sure I`ve ever seen that happen.

A quick way to isolate the issue is to disconnect one wire at a time on the output side of the circuit breaker and see if the breaker still trips when battery is connected.

Link to wiring diagrams
 

Last edited by Dan89FLSTC; Aug 10, 2021 at 05:29 PM.
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Old Aug 10, 2021 | 06:20 PM
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Hey thanks for the replies. this is how i have it currently wired.
Looking at the schematic I think i have the two wires switched. starter wire should be on top and battery wire on the bottom?
the starter wire is short so I thought in was wired to the bottom stud?
should I switch them or is the wiring I currently have correct?








 
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Old Aug 10, 2021 | 06:41 PM
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Originally Posted by Mafioso
Hey everyone well I'm about to start putting my painted tins back on and just wanted to run the bike before i get everything on to make sure all is well.
when i connect the battery to the bike i get a clicking on and off from this box connector under my seat.
Can anyone tell me what is this connector and what it powers.
Any help will be apricated.

See attached pictures.
Originally Posted by Mafioso
Hey thanks for the replies. this is how i have it currently wired.
Looking at the schematic I think i have the two wires switched. starter wire should be on top and battery wire on the bottom?
the starter wire is short so I thought in was wired to the bottom stud?
should I switch them or is the wiring I currently have correct?
The position of the wires on the main breaker is not the issue. You have a dead short to ground somewhere causing the breaker to "open." That is the clicking noise.

As Dan suggested, disconnect all three wires from the breaker. Connect the wire from the solenoid to one side of the breaker. Touch the other 2 wires to the breaker, one at a time. Which one of those 2 wires causes a spark (and/or trip breaker) will tell you whether the feed from the regulator is shorted, or something in the main harness is shorted to ground. Go from there.
 
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Old Aug 10, 2021 | 08:12 PM
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Originally Posted by Mafioso
....starter wire should be on top and battery wire on the bottom?
No. On Harleys, the battery + terminal is connected to the long large stud on the solenoid, and the starter motor is connected to the short large stud of the solenoid.

Your picture looks correct, if it's really connected the way you say it is.

As the others have already said, it seems like you have a shorted wire somewhere that's causing the main breaker to trip and reset. You need to find that short, and it's not going to be at the solenoid.

.
 
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Old Aug 11, 2021 | 03:58 PM
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Ok so I figured out what the problem was. I originally stripped down the bike to paint the motor and frame.
When I reinstalled the wire harness the volt regulator wire and the wire that was coming from the silver stud on the main breaker was grounded to the ground stud on the bike frame neck.
I disconnected them from there and ran a wire from the voltage regulator straight to the silver stud on the main breaker. bike started up no issues.

The only thing that is confusing me is the wire that was on the silver stud of the main breaker had a ring terminal connector and the wire ended next to the coil.
the voltage regulator also has a ring terminal connector and that wire also ended next to the coil. so i though that both where to be installed together on the neck ground terminal?

These wires where both originally terminating at the same spot next to the coil how was this powered before? the bike ran before i took it apart

see attached progress pictures and marked up PDF





 
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Old Aug 11, 2021 | 04:13 PM
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I can`t make heads or tails out of what you just posted.
Sorry.
 
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Old Aug 11, 2021 | 05:59 PM
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sorry Dan made sense to me when I was writing it LOL. I attached some sketches for reference

My question was if I had a wire coming from the main breaker to the neck of the bike with a ring connector
and another wire from the voltage regulator with a ring connector.
how were these two wires originally connected?
that's why I though they both went to the ground on the neck of the bike(causing short)
there is no slack on these wire to connect anywhere else?
do you think they originally had them wired to the coil?




.


 
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