[C320-list] Furthur Questions on Insulating the Engine Cover

[Barry Fahrer]

Be carefull using acetone in an inclosed space.  You would be well advised 
to remove the cover and clean it outside.
BARRY --... ...--
C-320 # 126
----- Original Message ----- 
From: "Karl Krueger" <smoothsail282 at sbcglobal.net>
To: <catalina at thehares.com>; "C320-List" <c320-list at catalina320.com>
Sent: Tuesday, April 10, 2007 1:44 PM
Subject: Re: [C320-list] Furthur Questions on Insulating the Engine Cover


> Jeff:
>
>  Thank-you for the help.
>
>  I plan on cleaning the cover with acetone.
>
>  Karl Krueger
>
> Jeffrey Hare <Catalina at thehares.com> wrote:
>
> Hi Karl,
>
> I insulated my engine cover 4 years ago I think using the 1" WM kit with
> the adhesive backing.
>
> I used 2 hangers, one at the center top of each cover. I used none of them
> on the sides.
> The adhesive works great. It's shown no signs of loosening and has gone
> through freezing winters and hot engine conditions.
> I would, however clean the surface with alchohol or some solvent that
> removes all the oils. Also, follow the directions and let the adhesive 
> stand
> for the recommended period of time after peeling off the backing and
> exposing the adhesive.
>
> The bottom inch of the Yanmar engine pulley touched the insulation in the
> front but wore a little mark quickly and was never a problem.
>
> -Jeff
>
>
> -----Original Message-----
> From: Karl Krueger [mailto:smoothsail282 at sbcglobal.net]
> Sent: Tuesday, April 10, 2007 1:05 PM
> To: C320-List
> Subject: Re: [C320-list] Furthur Questions on Insulating the Engine Cover
>
> Hello Kirk:
>
> I'm in the posses of installing the WM system. I'm pre-cutting the pieces
> first and then adding the hangers. I have a couple questions.
>
> 1. Did you use the hangers in the overhead areas only? I thinking about
> using them on the the side walls as well since there are extras hangers.
>
> 2. How well does the self-adhesive backing work? Would you (or anyone
> else from the group) advise on also caulking the insulation to the wall.
>
> 3. Will 1" insulation be a problem (size) with the Westerbeke engine?
>
> I'm also adding a handle to the front cover.
>
> Karl Krueger (Kindred Spirit #282), Milwaukee, WI area
>
> Kirk McCullough wrote:
> I used the WM sound insulation kit, and got good results. One really needs
> a Sound Level Meter to properly quantify the noise reduction. But the WM
> kit, along with a gasket does make a significant difference.
>
> Kirk McCullough
> Boomerang #124
>
> ----- Original Message -----
> From: "Gary Doodlesack"
> To: "'C320-List'"
> Sent: Monday, April 09, 2007 3:21 PM
> Subject: [C320-list] Don't forget gasketing when insulating the engine 
> cover
>
>
> If you use the best insulating product (.25" lead faced with 2" foam) then
> you will get a 50% noise reduction. Anything else will be slightly less
> effective (i.e. .25" vinyl with 2" foam, etc.).
>
> You can expect an almost equal amount of noise reduction when you take 
> time
> to apply proper gasketing around all the edges of the engine housing
> clam-shell (front and rear). You can purchase half-round neoprene or even
> neoprene gasketing in full round with a flat self-adhesive edge. Both 
> types
> are made to be compressed against a hard surface for effectiveness. On the
> bottom of the front cover you can set-up large neoprene "barricades along
> the bottom edge where there is no pre-existing surface to compress 
> against.
> Best would be to lay down some 1" wood stock to provide a backing for the
> gaskets. When done the engine housings should fit very very tightly and 
> you
> will notice an immediate difference. You may even get to 90% noise
> reduction.
>
> I insulated my engine box with the "good stuff" and ran with it for a 
> year.
> Thought the difference in noise levels was amazing. Next year I installed
> the gasketing. Thought I noticed an equal amount of noise reduction due to
> the gaskets. Amazing change again. Whisper quiet at 2000 rpm is
> achievable.
>
> Good luck! It's a fun project and you really cant mess it up since
> anything you do in this area will result in a noticeable improvement.
>
> Best regards,
>
> Gary Doodlesack
> C320 No 410
> Lady Diane
> Falmouth, MA
>
> -----Original Message-----
> From: c320-list-bounces at catalina320.com
> [mailto:c320-list-bounces at catalina320.com] On Behalf Of Robert Seastream
> Sent: Monday, April 09, 2007 9:50 AM
> To: catalina at thehares.com; C320-List
> Subject: Re: [C320-list] Cleaning engine cover
>
> I found that a little more elbow grease got most of it off. The SPM
> stuff is the product that Sailorssolutions offers.
> It went on fairly well, just a few gaps here and there that I'm going
> to seal with some sort of heat resistant duct tape.
> They advertise 'up to' 90 percent noise reduction; I'll be happy with
> 50 or better.
>
> Bob
>
> On Apr 9, 2007, at 8:56 AM, Jeffrey Hare wrote:
>
>> I just used alcohol. I believe the key is that the surface is oil and
>> wax
>> free. The staining from the belt rubber won't matter.
>>
>> -Jeff
>>
>> -----Original Message-----
>> From: Robert Seastream [mailto:robert.seastream at comcast.net]
>> Sent: Sunday, April 08, 2007 12:01 PM
>> To: C320-List
>> Subject: [C320-list] Cleaning engine cover
>>
>> All:
>>
>> I bought the SPM soundproofing insulation. They say to clean the
>> surface
>> it's to be applied to. Any suggestions on what to use to get the
>> 'powderized rubber' from the engine belts off the inside of the front
>> cover?
>> I've tried Windex, etc., but since the inside of the cover is a rough
>> finish
>> (unlike the outside), the rubber is turning into 'mud' and smearing.
>>
>> Bob Seastream
>> 'Intuition', hull 906
>>
>>
>>
>>
>
>
>
>
>
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