[C320-list] Throttle issue

[amshd2]

Sounds like a fouled prop...happens on.the Chesapeake. .I would start with a look at the prop first...then maybe cloged exhaust 


Sent from my Verizon 4G LTE smartphone

-------- Original message --------
From: Steve Turbis <sturbis at gmail.com> 
Date: 7/4/17  6:45 PM  (GMT-05:00) 
To: C320-List at catalina320.com 
Subject: Re: [C320-list] Throttle issue 

When I had this problem it was a plugged exhaust-plugged with carbon.

Steve Turbis
34911 Calle Fortuna
Capo Beach, CA. 92624

On Tue, Jul 4, 2017 at 12:55 PM, Utility Email <kswanson123 at comcast.net>
wrote:

> Is the propellor clean?  I would magi g you could have significantly
> reduced RPM with a fouled propellor or even a barnacle encrusted propellor.
>
> David B. Swanson, P.E., S.E.
> Principal, LEED AP, F. SEI
> Director, Structural Engineering
>
> Reid Middleton, Inc.
> (425) 741-3800 office
> (425) 741-5011 direct
> (425) 508-7971 mobile
>
> www.reidmiddleton.com
>
> Washington | California | Hawaii | Alaska
>
>
> > On Jul 4, 2017, at 12:38 PM, Jbrown5093 <jbrown5093 at gmail.com> wrote:
> >
> > Fouled prop (growth, etc.).
> > Jim Brown. 973
> >
> > Sent from my iPad
> >
> >> On Jul 3, 2017, at 5:43 PM, Onat Dogruer <onat_s at yahoo.com> wrote:
> >>
> >> Hello all,
> >> We have the Yanmar 3GM30F(EU) on our 1998 and this weekend I noticed a
> problem with throttle. There is no RPM pick up once I pass 2200 and then
> when I push the trottle all the way, it only pushes out 2860 rpm. I first
> thought the cable was slipping so I checked both the helm arm and on
> governor arm side connections. It looks normal. I then tried it in neutral
> and noticed that I can get full 3660 rpm on neutral (checked with a laser
> tachometer) Went out for a short cruise and again noticed that I can't get
> more than 2800 in Forward.
> >> Also fuel looks clean. I am going to change the fuel filter regardless.
> The issue seem to be only when we are on forward which doesn't make any
> sense.
> >> What am I missing here? Any thoughts?
> >>
> >>
> >> Sent from my T-Mobile 4G LTE Device
>
>