[C38] Diesel Generator
Joseph Launie
jlaunie at cox.net
Sun Apr 19 23:36:06 EDT 2009
Tom,
How much does that thing weigh? Does it take the Jolly Green Giant
to move it? This would make a great article for the mainsheet. Joe
Launie/Macavity
Tom T. wrote:
> Hi Bill,
>
> Sorry for the delay. I am way behind in reading my email and just
> today saw your's.
>
> If you have an inverter controlled Honda EU2000, you already have a
> very quiet genset. Mine has a Honda engine but it is not inverter
> controlled and runs 3,600 rpm all the time so it's noisy load or no load.
>
> The box is constructed from 1/2" plywood and lined with lead lined
> foam acoustic insulation. Then the inside is lined with light gage
> aluminum. I welded a 3/4" female nipple to the muffler so I can screw
> in a typical lawnmower muffler to further quiet the engine.
>
> Since these pictures were taken, I've fabricated a baffled intake to
> the engine cooling vent hole which really helped quiet it down. All
> three air intakes are separate and directly fed from the outside.
> These include the carb, engine cooling and generator cooling. There
> are two hot outlets, the muffler exit and a large vent on the bottom
> for venting the engine and generator section heated air. The hot air
> from the bottom is directed to the rear where it hits the back of the
> cockpit backrest and is angled up. This reduces noise also.
>
> By putting the genset on the helm seat, it keeps the genset as far as
> possible from the cabin, downwind at anchor, and a great seat for the
> helmsman. I remove the outboard tank from the genset and replace it
> with a throwable cushion for a really great helms seat. I have a rope
> that attaches to the genset that connects to the toe rails to keep it
> in place.
>
> The two pictures of the lid are from both sides. I wanted to show the
> aluminum liner protecting the lead/foam insulation. The slot in the
> top is to allow the lid to be easily removed and replaced and still
> having quick access to the starter cord. I rigged a remote lever
> mounted on the front to operate the choke. Also, on one side is an
> electric button to kill the ignition. There is also a screw out
> marine type port on the side for easy oil changing.
>
> Good luck,
> TomTroncalli
>
>
>
>
> ----- Original Message -----
> *From:* William Knowles <mailto:whk1965 at gmail.com>
> *To: *Catalina 38 Listserve <mailto:listserve at catalina38.org>
> *Sent:* 3/30/2009 9:50:57 PM
> *Subject:* Re: [C38] Diesel Generator
>
> Hi Tom,
> I bought a honda gen at the boat show, would like to see photos of
> your install. Sounds like the perfect fix for the honda.
>
> Thanks Bill Knowles
> flying goose
>
> whk1965 at gmail.com <mailto:whk1965 at gmail.com>
>
> 2009/3/30 Max Soto <maxsoto at gmail.com <mailto:maxsoto at gmail.com>>
>
>
> Hi Tom,
>
> I definitely want to go with a permanent installed Marine
> generator in order to run my air conditioning at anchor. You
> did a hell of a job with your sound shield and thanks a lot
> for you input!! This way will be a lot cheaper tan the price
> of a marine gen, but if I want it to be permanent, I think
> this will be the right option......
>
> Anybody on the list have installed a diesel gen on their boats??
>
> Any toughts will be appreciated.
>
> Regards,
> Max Soto
> C38 #198 ESTANCIA
> Puntarenas, Costa Rica
>
> 2009/3/30 Tom T. <tdtron at earthlink.net
> <mailto:tdtron at earthlink.net>>
>
> Hi Max,
>
> You may not want to duplicate what I did. Instead of
> buying diesel genset, I used a 3kw air cooled generator.
> I through away the frame and gas tank and put the
> motor/generator in a sound enclosure. It was a very big
> job but I use the genset enclosure as a helm seat also.
> The genset over the helm seat is very quiet in the cabin,
> being as far as you can get from us and still be on the
> boat. The stern area is also downwind from us.
>
> The sound enclosure and additional muffler make the genset
> almost totally quiet. You can't hear it from the cabin
> when it is running. We lost no storage space and gained
> an elevated helm seat but it was an enormous job making
> the sound enclosure. It is made from 1/2" plywood, lined
> with lead backed foam sound deadening material and finally
> covered by aluminum sheeting on the interior. The
> enclosure is vented on the bottom for hot air exiting of
> the engine and generator portions of the genset. The
> intakes for the carb, engine cooling and generator cooling
> are all separate from the ends of the enclosure.
>
> I have tested the internal temps on a hot day with the
> genset running at full load and it never gets
> over about 15f above ambient temperatures inside. The
> muffler is wrapped in heat wrap cloth to insulate it from
> adding heat inside the enclosure.
>
> The genset runs on a 6 gal gasoline tank when in use but I
> have a cushion to cover the genset instead of the gas tank
> when used as a helm seat. The rope starter is led through
> a slot in the lid so it can be cranked without lifting the
> lid. The choke is accessed from a lever on the front. I
> also installed an engine kill switch on the outside of the
> enclosure so you can crank and stop the genset without
> lifting the gas tank or lid.
>
> Since these pictures were taken, I have put a deflector
> and grill over the engine intake which made it even quieter.
>
> I looked at several diesel gensets before I took this
> route. We have an inverter on board so even in winter
> when we don't carry the genset we still have 120v
> service. I use the genset on my other lake boat as well
> since the genset is portable. The sound enclosure is
> heavy but you would be amazed at how quiet we tamed this
> beast. My remedy isn't exactly a match for a good diesel
> genset but it was cheaper, portable, lighter, doesn't rob
> any storage space, and it gives us a high helm seat making
> it much more enjoyable from the helm seat with the
> fantastic view using it. I have a small block and tackle
> on the backstay to lift the genset to access the rear
> locker. I can lift the genset one handed with this
> arrangement.
>
> Sorry I couldn't help you on a diesel genset but I did
> want to answer your question.
>
> If you are an idiot like me and decide to go this route, I
> will be glad to give your more information and photos.
>
> Good luck.
> Tom Troncalli
>
>
>
>
> ----- Original Message -----
> *From:* Max Soto <mailto:maxsoto at gmail.com>
> *To: *tdtron at earthlink.net
> <mailto:tdtron at earthlink.net>;Catalina 38 Listserve
> <mailto:listserve at catalina38.org>
> *Sent:* 3/30/2009 4:58:13 PM
> *Subject:* Re: [C38] Measurement request
>
> Hi Tom,
>
> What kind of gen set are you using?? I'm planning to
> install a diesel gen but haven't decide wich one yet..
> --
> Max Soto
> C38 #198 ESTANCIA
> Puntarenas, Costa Rica
>
> 2009/3/30 Tom T. <tdtron at earthlink.net
> <mailto:tdtron at earthlink.net>>
>
> Here is a picture of our microwave and air
> conditioner. I hope it comes through. They are in
> the navigation station foot well. This area was
> essentially useless so we used it for the
> microwave and air conditioner. The water pump for
> the air conditioner is under the quarter berth
> where it is easy to service and quiet.
>
> The microwave works from a transfer switch which
> allows us to use it with shore power, genset, or
> inverter.
>
> The location of the microwave under the navigation
> station is also very convenient to the galley.
>
> Tom Troncalli
> Renata hull #95
>
>
>
>
> ----- Original Message -----
> *From:* Joseph Launie <mailto:jlaunie at cox.net>
> *To: *Catalina 38 Listserve
> <mailto:listserve at catalina38.org>
> *Sent:* 3/30/2009 3:29:03 PM
> *Subject:* Re: [C38] Measurement request
>
> Charles,
> On Macavity we installed a small microwave
> in the galley by inserting it in the bulkhead
> with the oven extending into the locker. We
> installed it in the aft cabin side, above the
> fridge. I am going to the boat this wekend and
> will send a picture. Joe Launie/Macavity
>
> Charles wrote:
>> I am thinking of installing a microwave oven
>> on the port-side shelf just forward of the
>> galley. I am about 700 miles from my boat,
>> so I was wondering if someone a bit closer
>> could send me the shelf measurement (height
>> and depth)?
>> Why a microwave? We drink a lot of tea,
>> noodles, an soup and I have the inverter
>> capacity to run a 700 watt microwave.
>> Microwave dimensions are: 18" wide, 11 5/8
>> high, 13 1/2 deep.
>>
>> Thanks,
>> Charles Finn
>> Mighty Quinn, #114
>> Great Lakes
>>
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>
>
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