[C320-list] Fuel hose feed to injectors

[Dennis Cookson]

Thanks, Jack, that’s good to know.

Regards,
Dennis Cookson
#577

> On 12 Aug 2020, at 13:15, Jack Brennan <jackbrennan at bellsouth.net> wrote:
> 
> Dennis:
> 
> I checked on my engine. I too have a hose in that spot. Mine is a 1998 Yanmar 3gm30. It leads from the secondary filter to what appears to be injectors, although I haven’t dug into the manual to confirm that. With the paint on it, you can be sure it’s original.
> 
> I would take the hose into any shop that sells fuel lines. It looks to be standard. I also wouldn’t worry too much about the hose. They’re pretty tough, and it doesn’t take a huge amount of effort to remove one, in my experience. (I just replaced my fuel lines from the tank to the fuel pump.)
> 
> Jack Brennan
> Sonas, 1998 Catalina 320
> Tierra Verde, Fl.
> 
> 
> 
> 
> 
> 
> Sent from Mail for Windows 10
> 
> From: Dennis Cookson
> Sent: Wednesday, August 12, 2020 3:48 AM
> To: C320-List at catalina320.com
> Subject: Re: [C320-list] Fuel hose feed to injectors
> 
> Thanks Tim, that’s interesting. I don’t want to pull the old hose off until I’m sure I have a new one ready to fit, as I expect it will crack and be unusable.  No other advice on this one as yet!
> 
> Regards,
> Dennis Cookson
> #577
> 
>> On 11 Aug 2020, at 19:23, Timothy Woods <woodstimothya at gmail.com> wrote:
>> 
>> Sorry if I'm late, been out sailing.
>> 
>> That's the first time I've seen a hose there. Mine is metal pipe.
>> 
>> Tim #375
>> 
>> On Sat, Aug 8, 2020, 10:00 AM Dennis Cookson <dennis at cooksons.net> wrote:
>> 
>>> I need to replace some of the rubber fuel hoses on our Yanmar 3GM30F which
>>> are showing signs of wear and are likely original.  One of these is the
>>> line from the secondary filter to the injectors. This hose, seen in this
>>> photo <
>>> https://c320.org/mediagallery/media.php?f=0&sort=0&s=2020080813461490>
>>> has quite a narrow diameter but the new hose I’ve bought is much fatter due
>>> to better reinforcement, with an approx 17mm diameter. It looks like the
>>> replacement would foul on the injector fixings. I’m wondering if anyone
>>> here happens to know the max. diameter I could fit.
>>> 
>>> My understanding is that the hose inside diameter needs to be 5/16” or 8mm.
>>> 
>>> Dennis Cookson
>>> #577.  1999
>>> 
>>> 
>>> 
> 
>