[C320-list] Aqua Lift Muffler

Sat Dec 29 18:05:43 PST 2007

I suspect that this is the standard answer from any mechanic in any
industry.  They would rather replace than try to reuse.  Plus, they make
a profit on the replacement part!  And it eliminate any  potential
problems from a subsequent leak.

Dave Gleason
Proud Mary, #150

On Sat, 29 Dec 2007 17:19:32 -0500 Scott Thompson <sthompson at toad.net>
writes:
> Since I've never done this, please take with the appropriate dose of 
> 
> salt.  But every mechanic I've ever spoken to about removing exhaust 
> 
> hose gives the same advice:  Cut it off and replace it rather than 
> try 
> to remove it.  I readily admit that I don't know whether cutting it 
> off 
> is any easier than the alternatives already mentioned.
> 
> Scott
> 
> Bill Culbertson wrote:
> > Allan,  despite what I thought was careful reading of this thread 
> I've only just now realized you've been talking about the hose 
> leaving the muffler heading aft (despite you having said that 
> clearly up front and describing how you'd already removed the 
> engine->muffler hose - duh).  I wondered why all the push pull 
> directions were backward from what I was envisioning.
> > 
> > I've forgotten what access is to that exhaust hose on the other 
> side of the hole in the vertical section of liner it passes through 
> immediately leaving the muffler heading aft.  I thought it was right 
> there under one of those access boards for the water pump or strut 
> bolts.  If so then maybe that's an easy place to use Bruce's strap 
> wrench suggestion.  Also gets the strap wrench person somewhat out 
> of the way of the person yanking on the muffler.
> > 
> >  -bill
> > 
> > 
> > ----- Original Message ----
> > From: Allan Field <Allan.Field at comcast.net>
> > To: C320-List <c320-list at catalina320.com>
> > Sent: Thursday, December 27, 2007 4:53:17 PM
> > Subject: Re: [C320-list] Aqua Lift Muffler
> > 
> > Great idea!  I have a friend who is coming down to assist so we 
> may give
> > this a try.  Again though, the real problem is that the hose 
> fitting is so
> > long.  I either need enough room to move the hose aft or the tank 
> forward or
> > both to get the hose off of the fitting - that will be the 
> challenge.
> > Thanks Bruce. - Allan
> > 
> > -----Original Message-----
> > From: c320-list-bounces at catalina320.com
> > [mailto:c320-list-bounces at catalina320.com] On Behalf Of Bruce 
> Heyman
> > Sent: Thursday, December 27, 2007 2:11 PM
> > To: 'C320-List'
> > Subject: Re: [C320-list] Aqua Lift Muffler
> > 
> > Allan,
> > (this time with your name spelled right...sorry)  I was at the 
> boat
> > yesterday and can see why Catalina has to make a "special" to fit 
> into that
> > space.  It looks to me like you would be able to fit a strap 
> wrench on the
> > hose, just past the pipe to the muffler.  You should then be able 
> to apply
> > heat while also twisting the hose to break the connection.
> > Bruce
> > Somerset #671 SoCal
> > 
> > -----Original Message-----
> > From: c320-list-bounces at catalina320.com
> > [mailto:c320-list-bounces at catalina320.com] On Behalf Of Allan 
> Field
> > Sent: Tuesday, December 25, 2007 4:27 PM
> > To: 'C320-List'
> > Subject: Re: [C320-list] Aqua Lift Muffler
> > 
> > David - My son-in-law, who knows about these things, recommended 
> heat.   The
> > fitting on the forward end of the muffler is probably 3 inches 
> long.  I was
> > able to get the hose up 2 inches but then the hose was bent 
> against the
> > transmission and would not go any further.  So I heated the hose 
> at the
> > bend, that made the hose more pliable, and I was able to get it 
> that last
> > inch while continuing to apply heat at the hose end also.
> > 
> > I have already purchased the replacement which in retrospect 
> probably was a
> > dumb move.  The current muffler failed in less than 450 engine 
> hours.   Why
> > would I think that I would get any longer out of a new muffler of 
> the same
> > make and model...  Only a fool repeats the same behavior over and 
> over
> > again, expecting a different outcome each time.  Guess we know 
> what that
> > makes me!  If and when muffler #2 fails, I'll be back on the list 
> looking
> > for a different option. And this has made me re-think the wisdom 
> of sending
> > muffler #1 back to Catalina for repair and then keeping as a 
> spare.
> > 
> > Allan S. Field
> > Sea Shadow - #808
> > Columbia, MD
> > 
> > -----Original Message-----
> > From: c320-list-bounces at catalina320.com
> > [mailto:c320-list-bounces at catalina320.com] On Behalf Of David 
> Nolte
> > Sent: Tuesday, December 25, 2007 3:26 PM
> > To: C320-List
> > Subject: Re: [C320-list] Aqua Lift Muffler
> > 
> > Allan,
> > 
> > I'm curious as to why you are applying heat. Does it make the hose 
>  
> > more pliable in our current moderately cold temps?
> > 
> > It would seem to me that heating the hose would cause it and the  
> 
> > exhaust outlet to expand, thus making the seal tighter and more  
> > difficult to remove the hose.
> > 
> > I have seen guys at a local boatyard use a tool (I'd love to get 
> one)  
> > that looks something like an enlarged dentist's pick, which they  
> 
> > slide into the hose end to pry the hose off of fittings. I'll look 
> to  
> > see if I can find anything like that in a catalog.
> > 
> > Are you replacing the muffler or having it serviced? When I bought 
>  
> > Beach House (#4), I inherited a very good mechanic, whose first  
> > recommendation to me was to replace the muffler. The former owners 
>  
> > had sent it back to Catalina several times for repair. The repairs 
>  
> > never worked for very long. Late in my first season with the boat 
> the  
> > muffler went up again. I chucked it and my mechanic put an off the 
>  
> > shelf model in, which has worked fine for more than 3 years. If  
> > you're interested, I'll try to  find out the make & model.
> > 
> > Happy Holidays,
> > 
> > David Nolte
> > Beach House #4
> > Severna Park, MD
> > 
> > 
> > 
> > 
> > 
> > 
> > On Dec 25, 2007, at 8:18 AM, Allan Field wrote:
> > 
> >> I am in the midst of replacing the Aqua Lift muffler and am 
> looking  
> >> for
> >> advice from those who have gone before.  Using a hairdryer, I was 
>  
> >> able to
> >> get the hose from the engine to the muffler off after a nominal  
> 
> >> struggle.
> >> The problem is getting the hose from the muffler to the exhaust  
> 
> >> outlet off.
> >> There simply is not enough room to get my hand in to pry the 
> thing  
> >> off no
> >> matter how much I heat the hose.
> >>
> >> It seems to me that I have 3 options.  Obviously, I am looking 
> for  
> >> either
> >> the option that works or the one I have not thought of!
> >>
> >> 1.    Unscrew the muffler from the base, heat up the hose, and 
> try to pry
> >> the muffler off the hose by tugging and wiggling the muffler  
> >> towards the
> >> engine.  I am not sure there is enough room to do this nor am I  
> 
> >> sure that
> >> the hose will come forward a few inches with me (or if that even  
> 
> >> matters).
> >>
> >> 2.    Working with another person who is applying constant heat 
> to the
> >> hose, climb down into the aft locker and try to pull the thing 
> off by
> >> pulling aft.  I am not sure I can get the proper leverage from 
> this  
> >> position
> >> however.
> >>
> >> 3.    Cut the hose off and replace it with a new one.
> >>
> >> Thanks in advance for any helpful advice.
> >>
> >> Allan S. Field
> >> Sea Shadow - #808
> >> Columbia, MD
> >>
> >>
> > 
> > 
> >       
>
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