[C320-list] Overheating Problem

[alahlm at comcast.net]

Rick
   I'm not sure but I think my engine runs at about 180 degrees your 150 sounds alittle low 
    AL ahlman
      #476

-------------- Original message -------------- 
From: Rick Onyshko <rick_o at ameritech.net> 

> I have a 3 year old Yanmar 3YGM and had an overheat alarm go off on my first 
> trip after the winter. I replaced the impeller, no missing vanes. It seemed to 
> run at normal temp ~ 150 for over an hour. Today I took it out and had it 
> idling while I dropped sails and put fenders out, and it did not overheat but 
> the temp went up to about 170. Returned to 150 when I started moving forward 
> and the RPM went up. 
> 
> Not sure if anyone has any ideas or suggestions, it has typically run right at 
> 150 pretty consistently. 
> 
> Thanks 
> 
> Rick 
>