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I need to know how to test a stator, the better on my bike isn't charging and am suspect theirs no output, or very little from the stator, and for the first time in two years my Haynes manual has let me down and left me confused. 

It has 3 outputwires, all white, anyone have any ideas as to how to test the windings? Do I look for continuity? Or measure the resistance? Is their a sequence to testingor do I just pick any two random wires outf the three?

Any help at all would be appreciated :)

Measure resistance between them all, you should get 3 identical readings. Also check each one for continuity down to earth (frame).

 

Alternatively with the bike running you should get an AC voltage on each.

 

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I just checked and they all have 1.1-1.2Ohms resistance, seems low but they're all consistent so it's probably ok, must be the rectifier 

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Update; 

Just checked my regulator, all diodes seem fine? 

Also checked the stator and it was only putting out 14v AC at idle? Seems low? 

Yeah that does seem low. What are the resistances like between the windings and the frame or engine casing?

 

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On 5/10/2017 at 7:20 PM, finnerz89 said:

Yeah that does seem low. What are the resistances like between the windings and the frame or engine casing?

 

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Resistance between the windings seems to be 1-1.2 Ohms, which seems way, way to low to be, as far as I knew that should be closer to 50-65Ohms (I'll have a look in my Manual later to see if it says. 

Since when it revs up it puts out 12.5V (still anemic) it's JUST about enough to keep the battery charged and barely running, but you can tell it's not happy. I really don't wanna have to replace the stator, it's an oddly expensive part for the EFI model but I might have too 

You need to test the output from the stator though, if that's good then it will be the reg/rec or possibly the cabling in between the two

 

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