[C320-list] Yammar runs below normal operating temperature

Bruce bruceheyman at cox.net
Thu Aug 11 04:01:38 PDT 2011


Bruce,
Are your sure your gage is accurate?  Sensor is accurate.  Maybe one of  
those laser temperature probes would be good.  You could see if it agrees  
with the sensor.
Otherwise you can heat the thermometer in a sauspan and see wha temperature  
it opens up at.
Bruce
Somerset 741 Dana Point

Bruce Heyman 
949-289-8400

-----Original message-----
From: Utility Email <kswanson123 at comcast.net>
To: "C320-List at Catalina320.com" <C320-List at Catalina320.com>
Sent: Thu, Aug 11, 2011 06:25:18 GMT+00:00
Subject: Re: [C320-list] Yammar runs below normal operating temperature

My 2007 Yanmar 3YM30 normal operating temperature is 155 degrees.  Sounds  
like you have a faulty thermostat.

Dave Swanson
S/V Emily Ann
2007 C320 MK II, No. 1107
Mukilteo, WA
On Aug 10, 2011, at 2:30 PM, "Bruce Stumpp" <bstumpp at comcast.net> wrote:

> I have a Yanmar 3GM30F that does not run at normal operating temperature
> which, I believe, is 180 degrees.  It gets close to that on warmup and  
then
> drops down and hovers well below that at around 90 to 120 degrees all the
> time we are motoring.  I've changed the thermostat with a new Yanmar part
> that is the correct number.  Anyone else experience this?  Any suggestions
> on what to do?
> 
> Bruce Stumpp
> Adventure, #647
> Frog Mortar Creek, MD     




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