What kind of alarm? constant, beep every min., or rapid beep?


wrote in message
oups.com...
I have just bought an older (about 1990) model Johnson 90 Horse. It
runs fine but after a run at between 38 to 48 rpm for 5-10 minustes
when idling the alarm sounds. There continues to be good water flow
from the unit and the oil is full. Any ideas regarding this problem?
Thanks