Battery won't charge

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Battery won't charge

Postby rrichards1 » Sat Aug 15, 2009 10:01 pm

I have a 1981 CX500 which with less the 10K miles. It is my 8th motorcycle I have owned and is my favorite and my last as I plan to keep it forever.

My problem is my charging system. The battery goes dead in about a week of riding around town. I put it on the charger and it is good for another week. Find myself push starting it a little to often as it gets a little embarrassing.

I changed out the voltage regulator a year ago with one off of eBay but it did not help.
The bike runs great at all speeds even when the battery is so low that the turn signals won’t operate.
Thinking that it was a weak alternator, I just ordered one on line, but after reading your posts, I think that maybe it is not the problem since if it was my bike would not run well.

Any ideas on how to trouble shoot and repair?
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Re: Battery won't charge

Postby Gman » Sat Aug 15, 2009 11:40 pm

Do a Stator test,

http://globalcxglvtwins.hostingdelivered.com/viewtopic.php?f=8&t=30

If the main charging coils have gone I'm afraid it's time for a new Stator.It's an engine out job but not that hard with help from here and and also on Chopper Charle's forum which is busier,

http://choppercharles.com/cs/forums/
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Re: Battery won't charge

Postby rrichards1 » Sun Aug 16, 2009 2:42 am

Thanks so much, this will help. Any good instruction on how to remove a engine. I am sure I can figure it out but any help is appreciated.
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Re: Battery won't charge

Postby rrichards1 » Sun Aug 16, 2009 2:52 am

Part Number: ESG080
Retails for $139.99


Below is the ebay description and picture of the stator I am buying. I am concerned that this may be a Transistor Ignition version Stator and I have a CDI.


New ElectroSport OEM Replacement Stator for Honda GL500 / CX500 / NT650 / VT700 / VT750 / PC800 / VT800 / VT1100 Models

Heavy-duty three-phase stators
Twice-baked epoxy finish for increased conductivity
Dual-sheathed wiring for reliability and increased performance
Higher output at low rpm means less stress on the battery
Computer-controlled stator winding and use of thicker materials results in higher output than OEM units
ElectroSport's computer controlled wound stators provide the power when you need it most. Designed to offer more charging power at critical low speed "RPM" operation and significant output gains over stock during normal riding conditions. No other stator comes close in value and performance. All backed by their industry leading technical support and warranties.



If you are in need of a stator cover for your motorcycle, we have those too! Check our stores or give us a call!
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Re: Battery won't charge

Postby <65cc.html?mode=viewprofile&u=410">spanish bandit » Sun Aug 16, 2009 8:43 am

hi rrichards,heres some good reading
http://drop.io/CX500_GL500/asset/chargi ... inding-pdf
uk 1982 gli silverwing
uk,1981 gl troublemaker

when i feel the need,i do it
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Re: Battery won't charge

Postby Gman » Sun Aug 16, 2009 9:45 am

That is the wrong Stator for a CDI engine.It's for the Transistor Ignition engines.

This is the type you need,

http://shop.wemoto.com/pictures.dyn?u=1911758qqq5828142

Can you put your location under your Avatar then I/We can point you to some one who may be close enough to help you as well :)
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Re: Battery won't charge

Postby rrichards1 » Tue Aug 18, 2009 12:48 am

Any good resources which discuss the procedure for removing an engine?
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Re: Battery won't charge

Postby <65cc.html?mode=viewprofile&u=410">spanish bandit » Tue Aug 18, 2009 8:18 am

hi,shep will provide you with some good links,but here is some interesting reading
http://www.elsham.pwp.blueyonder.co.uk/cx500/stator
and
http://www.elsham.pwp.blueyonder.co.uk/cx500/engine_out
and when i asked i had some good tips
http://choppercharles.com/cs/forums/126 ... wPost.aspx

good luck.shep will provide you with extra information :D
uk 1982 gli silverwing
uk,1981 gl troublemaker

when i feel the need,i do it
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Re: Battery won't charge

Postby Gman » Tue Aug 18, 2009 11:02 am

The engines are pretty easy to remove.You need something to support it.I use a trolley jack with a plate on it.some people have even dropped them onto Skateboards :o

Place supper under engine.

Remove oil.
Disconnect battery
Disconnect Clutch cable.
Remove coolant.
ull over flow pipe off rad top and Remove Rad
Disconnect Tacho drive cable
Disconnect drive shaft.
Unplug the two wires under the tank from the oil and Temp sensors.
Unplug main connectors on the read mud guard for the CDI unit etc.
Disconnect Starter cable at solenoid.
Remove Front hanger
Remove rear hanger if fitted.
Disconnect carbs at the engine.
Disconnect Oil breather

Then manoeuvre engine forward and out at the same time pushing wiring harness through the carbs etc.Double check nothing is catching.
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