[C320-list] MOTOR

[William]

Could be a fouled prop.  Is your hull clean?
Mike Ott
'Amanda Lu'
508

Sent from my iPhone

On Jun 27, 2013, at 5:30 PM, "Dingo Is Talent" <dingoistalent at bigpond.com> wrote:

> Hey thanks..that makes sense - saw some C320 articles on this recently...it leaks (exchange box) water into the bilge so when I start up it is empty and then it comes through - I think that may be it. Exchange box clogged up 
> Will check it out
> RON
> 
> -----Original Message-----
> From: c320-list-bounces at lists.catalina320.com [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Bruce Heyman
> Sent: Friday, 28 June 2013 5:07 AM
> To: C320-List at Catalina320.com
> Subject: Re: [C320-list] MOTOR
> 
> Would verify both fuel filters are clear and check the exhaust/raw water mixer.  They have a nasty habit of clogging up with carbon and increasing the exhaust back pressure.  How is the volume of cooling water flow?
> Bruce
> Somerset, Dana Point CA
> 
> Bruce Heyman
> (949) 289-8400
> 
> Dingo Is Talent <dingoistalent at bigpond.com> wrote:
> 
>> Hi
>> 
>> My 320 MK2 - hull 1150 recently began putting out a light grey smoke 
>> and also belching out black smoke when under load/in gear over 2000 revs.
>> 
>> Take it out of gear and rev it up and all fine.
>> 
>> Has anyone got any ideas or suggestions as to what could be causing this?
>> Motor only has 400 hours on it (2008 delivery so real new for a diesel)
>> 
>> 
>> 
>> At one point I ran it under load for about 45 minutes and suddenly 
>> there was this big puff of black smoke the revs increased by about 200 
>> RPM and it was fine for about a month.
>> 
>> Now it has reoccurred. 
>> 
>> 
>> 
>> Have checked oil, coolant etc and have added some antifungal and 
>> injector cleaner additive.
>> 
>> No better.
>> 
>> Your ideas welcome as to how to fix or what it may be
>> 
>> 
>> 
>> Ron (DINGO) Reddingius
>> 
>> DOWN UNDER
>> 
>> Perth Western Australia
>