[C320-list] Marvair Condensation Removal Kit

Mark Seyler mseyler at cox.net
Mon Aug 17 18:20:04 PDT 2020


Thanks Chris and Doug,

I've been looking at the Marvair kit because at $149, from Defender, it's about $50 cheaper than the quote I got from Mermaid.  They definitely work on the same principle, so I'm hoping your experience means I'll be fine.

Mark Seyler
S/V Reality, 
Catalina 320, #232
New Orleans, LA



-----Original Message-----
From: C320-list [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Doug Treff
Sent: Monday, August 17, 2020 5:29 PM
To: c320-list at lists.catalina320.com
Subject: Re: [C320-list] Marvair Condensation Removal Kit

I also have the mermaid and I can say it works well as long as you take it apart once in a while and clean out the debris. It tends to collect minerals and such from the condensate water. My filter assembly is currently soaking in vinegar and will work flawlessly once I return it to the boat.

Also - the output of my AC water line is about a foot higher than the condenser pan. It doesn't matter because the way this thing works is that it generates suction from the venturi effect.

--
Doug Treff
doug at treff.us

On Mon, Aug 17, 2020, at 5:21 PM, Chris Nichols wrote:
> I have a mermaid condensator which works flawlessly and can cope 
> easily with the head you describe. If marvair works the same way I 
> think you will be fine.
> 
> https://www.mmair.com/marine-division/accessories/mermaid-condensator/
> 
> I have no connection to this firm. 
> 
> Chris
> 
> > On 17 Aug 2020, at 20:32, mseyler at cox.net wrote:
> > 
> > I'm thinking about buying a Marvair CR330 condensation removal kit 
> > to remove condensation from the air conditioning on my 320, but have 
> > run into a potential problem with the way it would have to be 
> > installed.  The condensation drain from the evaporator/air handler 
> > appears to be a few inches lower than  the through-hull for the 
> > cooling water discharge from the condenser/compressor unit. (Both 
> > units sit on a shelf above the fuel tank in my starboard lazarette, 
> > but the discharge comes from the top of the compressor and the 
> > condensate drains from the bottom of the air handler.)
> > 
> > 
> > 
> > Does anyone know whether the venturi in the Marvair CR330 generates 
> > enough suction to lift the condensation a few inches to the 
> > discharge line?  I looked at the installation guide on-line, but it 
> > doesn't directly address the question.  And I tried e-mailing the 
> > manufacturer, but haven't received any substantive response.
> > 
> > 
> > 
> > So do any of you have any information based on your own experience?  
> > Any help would be appreciated.
> > 
> > 
> > 
> > Mark Seyler
> > 
> > S/V Reality,
> > 
> > Catalina 320, #232
> > 
> > New Orleans, LA
> > 
> > 
> > 
> > 
> > 
>



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