[C320-list] Once Every 12 Years

[Bruce]

297 hours...Bruce.

John Zienda <jzienda at sbcglobal.net> wrote:

>Bruce,
>
>How many hours do you have on your engine?
>
>John Zienda
>#691
>
>
>Sent from my iPad 
>
>On Apr 20, 2013, at 11:56 AM, "Bruce Heyman" <bruceheyman at cox.net> wrote:
>
>> After 12 years I figure it was time to do more involved maintenance on our
>> Yanmar 3GM30CF (adjust vales, rebuild injectors, replace hoses.).  More on
>> that later but I wanted to warn everyone.
>> 
>> 
>> 
>> I'm replacing all of the hoses and when I went to remove the raw water
>> intake hose from the through hull seacock to the strainer if found three
>> clamps that had totally failed two of them were only still there because
>> they were stuck to the hose.  The third one was almost all the way rusted
>> through and was easy to twist off.  Seems to me there should have been four
>> as the strainer only had one on both intake and outflow.
>> 
>> 
>> 
>> I was able to pick up the broken pieces with a magnet.  I assume that means
>> it was a very low grade stainless steel and that is why these original
>> clamps failed sometime before their 12th year of service.
>> 
>> 
>> 
>> 
>> 
>> Bruce Heyman
>> 
>> <mailto:bruceheyman at cox.net> bruceheyman at cox.net
>> 
>> (949) 289-8400
>> 
>> Somerset #671 Dana Point, CA
>> 
>> 
>>