electrical issue

nateridesbikes

Been Around the Block
My battery is deff not charging. The rectifier is brand new. Can someone give me a checklist of things to look at it. I'm deff not on the wiring a team.
 
This is what someone suggested to me. hook a voltmeter up to your battery and tape it to the tank. Then take the bike for a ride and see what happens, you should see at least 12.8 volts. Then they told me to put the meter on ac and turn the lights on and I should only see a drop of 1/2 a volt. I just haven't gotten around to doing it yet.
 
I think while the bike is running, you should see closer to 14v for charging.

You want to check your rotor too - google on how to check yours, but it has to do with checking resistance between two copper rings (at least it does on my XS650). Also the brushes that rub on the rotor and actually pick up the charge require maintenance from time to time. Start at one end and work your way to the battery.
 
http://www.thegsresources.com/garage/gs_statorfault.htm

I think I've posted this before, and I must say, I find it extremely helpful. Don't worry about not being on the A Team. :) You will be after you tackle these tests. First off, get a good reading of your battery with the engine off. Should be over 12 volts. Next, after you get the old girl running, put that meter on the battery again, and check the reading. More than 12 volts again, right? Good. When you roll up the RPMs nice and steady, does the battery voltage increase, say to somewhere over 13 volts? It should. If it doesn't, you've got a problem. Not a catastrophe, just a problem. Helll, it's just more of a situation. You'll be able to follow along with that GS fault finding guide, and in no time, you'll have at least a bit more knowledge of what's goin' on in that electrical system of yours.

Remember, do one test at a time. Don't tear down the entire electrical system, divide and conquer. Do a test, put it back the way it was, and do another test. MAKE IT FAIL. Electrical/electronic problems are the hardest to troubleshoot, as they are very often crafty little bitches that like to only rear their heads when your riding in the back country with no tools. Take your time, put on your patience hat and read as much information from legit sources as you can.

Read through that fault finding guide. Many of the tests are either identical, or pretty damned close to all japanese bikes. With that said, make sure you know what your manual says for each reading. You do have a manual, don't you?

loudest143
 
thank you sir! yes i do have a manual. im on top of my game there i had that before the bike ha. i need to get myself a battery charger now because it is dead dead dead. hopefully i have some time to dig into it tomorrow.
 
I got a black and decker charger from walmart for like 20 bucks. Works great, very dependable. Came with permanent leads, clamp on leads, and a cigarette lighter adapter, too.

loudest143
 
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