Tuesday, 31 March 2015

Aprilia RS 125 Charging , generator , alternator , stator testing

The Aprilia Rs 125 Blog Contents







Alternator output tests 






Start the engine and run to 6000 revs per mintue as this is the speed at which the alternator starts working .

The attach voltmeter at to volts and test at the battery terminals reading should be 13,5-15v

if its less than this you have charging circuit problem if more than this a possible reg/rectifier problem .

Need a Multimeter try here mines a kewtech and it has been excellent .


Alternator coils testing 




Set multimeter to ohms , test measurements between all three yellow wires and then all yellow wires to earth .



Stator coil resistance

122 , 0.1 ~ 1.0 ohms
123 , 0.2 ~ 0.4

                                             3 X tests between yellow coil wires


Then test yellow wires to earth 
use body of stator or black yellow wire 





Need a new Alternator Stator ?  try here



see more Aprilia RS 125 posts here 


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