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1988 25hp mariner charging

"Brian, a fully charged batter

"Brian, a fully charged battery should read about 12.5v without the motor running. While running you should see something above 13 volts if the charging system is working properly...."
 
thanks for that info. i've

thanks for that info. i've tested as the outboard manual suggested to. on the components . i even replaced the rectifier for fun. took the flywheel off just to look . i think i might have to take it to a professional.
 
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