Charging output

[bradleyvtx]

My 1987 45 hp merc is charging

My 1987 45 hp merc is charging battery to 16 volts.

 

[beckerjs]

"was the battery fully charged

"was the battery fully charged and good when you got that reading. There is no voltage regulator on the engine, only a rectifier changing a/c current to d/c current"

 

[beckerjs]

double post

double post

 

[bradleyvtx]

yes the battery was charged. B

yes the battery was charged. Battery starts out at 12.5 and works its way slowly to 16.5 volts
.

 

[bradleyvtx]

Will 16.5 volts damage the ele

Will 16.5 volts damage the electrical system on this motor.

 

[beckerjs]

"the engine itself is independ

"the engine itself is independent of the charging system. some people say to leave something on while running (light). High voltage is ussually related to a low or failing battery.

Here is a link to testing the rectifier
http://www.themarinedoctor.com/testarec.htm"