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david67
United Kingdom
54 Posts |
Posted - 09 Oct 2019 : 03:03:38
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Hi , I have " aquired " a Chinese warm air diesel heater, it's the all in one jobby with built in fuel tank, just bolt it down hook up to electrics pop the exhaust thru the hull etc. Anyone had any experience with them ? Main points being, Did it pass the BSC , did it burst into flames or cause any injury to boat or crew ? It does have a CE mark !!!! Cheers in advance, David. |
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df
United Kingdom
5994 Posts |
Posted - 09 Oct 2019 : 08:07:12
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There's CE marks and there's C E marks, one is good for licenced EU import the other is a dodgy China Export mark done to look very similar, the difference is to do with the separation but I can't remember which way round. Built in tank would worry me and probably be a fail with BSS, you need an isolator for the fuel and they don't like re-fueling done inboard, otherwise there's threads galore on various forums about them with varying quality views but I've not heard of them catching fire (yet), it seems fuel pumps and glow pins are disposable items but cheap enough to have a stock of as opposed to the eberbasto versions that are extortionate. Have you got a piccie as I've not seen one with built in fuel tank?
NBAS--The communal colostomy bag of the boating community.
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stratford4528
United Kingdom
414 Posts |
Posted - 09 Oct 2019 : 08:28:11
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I looked on Ebay there are a lot for sale as low as £99 . Even come with separate fuel tank. If I bought one on ebay I would check the feedback before buying. Feedback on the £99 is bad. |
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Mad Harold
United Kingdom
228 Posts |
Posted - 18 Oct 2019 : 20:44:38
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Seriously thinking of fitting one,and have done a bit of research. Fellow moorer has fitted one,and is quite happy with it ,but some points to watch.The BSC inspector only checked that the diesel pipes wern't leaking.The cheaper older models have simple controls and the later dearer ones are electronically controlled.They even have a remote and can be set with a timer.My fellow moorer has the electronic version,but wishes he'd bought the older type as it is much simpler.With a fibreglass hull,a proper insulated exhaust outlet will be required,and these arn't cheap.£50-60 for the Eberspacher and £40-50 for Webasto. Parts could be a problem too as the people who sell them don't stock parts,although I havn't really looked properly. I can say though that his boat is toasty warm when I have been aboard. |
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david67
United Kingdom
54 Posts |
Posted - 19 Oct 2019 : 05:26:21
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Right so all warm air ducts fitted, air intake done, double skin exhaust port is done, its all bolted down and wired in. I've had the silencer welded and will be firing it up today ! Oh and exhaust pipe has been wrapped with heat resistant wotsitsname. It's the model with remote control and fancy digital control panel. I'll report on performance soon. |
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philihun
United Kingdom
283 Posts |
Posted - 19 Oct 2019 : 19:51:32
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I know no why the first ever space shuttle spent £50 million deciding how to spend a penny.And Btw John Young who walked on the moon and flew the first space shuttle said , when Houston called to tell me about a major problem i was having a free floating crap.He would hate the chesterfield canal, bit more stressful.
pr hunt |
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david67
United Kingdom
54 Posts |
Posted - 20 Oct 2019 : 07:40:49
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I'm a bit confused Philihun ! |
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philihun
United Kingdom
283 Posts |
Posted - 20 Oct 2019 : 13:23:46
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Sorry i had been reading about the space shuttle and your last blog reminded me of the launch sequence. plus a bottle of wine helped,
pr hunt |
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df
United Kingdom
5994 Posts |
Posted - 20 Oct 2019 : 14:48:46
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"Free floating crap" and "chesterfield canal" says it all! But in these pc days we're meant to call them narrowboats......
NBAS--The communal colostomy bag of the boating community.
Visit leomagill.co.uk |
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Mad Harold
United Kingdom
228 Posts |
Posted - 02 Nov 2019 : 13:54:47
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Have bought the one with the built in tank which I think will simplify fitting. Have only run it in the garage so far and it puts out a good amount of heat. A couple of negative points. The instruction book is hopeless,in that it is a dreadful translation,and the settings on the panel don't seem to correspond to any thing in the book.I got it working by trial and error. On startup it is VERY noisy.It is acceptable at lower power settings,but as I want it as a night heater,I won't be able to sleep with it running in the place I was going to fit it (in the cupboard under the sink) I think now I will fit it in the cockpit next to the cabin bulkhead and construct a box around it.It will involve buying more air ducting and extending the control wires to the unit. |
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df
United Kingdom
5994 Posts |
Posted - 02 Nov 2019 : 14:49:04
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The silencers supplied with them are not sealed and are not really suitable for boat use, find a local welder and get them to seam weld around the outside before using or you will get fumes inside the boat, aa lot of folk seem to buy eber/webasto exhaust hose for boats as the chinky stuff is very poor quality and likely to gas you, remember these things are designed to be fitted outside passenger compartments on vehicles (usually underneath) so they don't worry too much about exhaust leaks.
NBAS--The communal colostomy bag of the boating community.
Visit leomagill.co.uk |
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Mad Harold
United Kingdom
228 Posts |
Posted - 02 Nov 2019 : 16:06:46
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Thanks for that df.There was no silencer with the heater,so I will probably get an Eberspacher or Webasto one. It seems to me though,that most of the noise is from the motor/fan with the exhaust noise in the background.It's very much like a jet aircraft starting up! |
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df
United Kingdom
5994 Posts |
Posted - 02 Nov 2019 : 17:48:52
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The vehicle eber/webasto silencers are the same unless you pay extra for the marine one, I'd go for the cheap option and get the seam tig welded if you know a welder. I need to do mine sometime but it's in an open area with a deck drain close by so I don't worry too much, anywhere within the hull without good ventilation would be a problem.
NBAS--The communal colostomy bag of the boating community.
Visit leomagill.co.uk |
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IanM
United Kingdom
2238 Posts |
Posted - 02 Nov 2019 : 19:24:03
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And even with a silencer they are still too noisy at night. Never moor next a boat that has one! |
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cliveshep
Thailand
1324 Posts |
Posted - 04 Nov 2019 : 02:00:51
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I had Eberspachers in my last two boats - 2nd hand from BT crew trucks. Neither came with an exhaust fitting. From outside 2 things to watch - any boat that moors alongside the exhaust is going to catch fire, the exhaust glows in the dark as the heat cannot dissipate because it is heavily lagged inside the boat with glass-fibre fire-resistant pipe wrap, and the 2nd thing is it sounds like a mini-jet engine - which in effect it is - so when it fires up you hear the rapid ticking of the fuel pump and a dull roar.
But I never found it too intrusive as on both installations the unit was mounted in the engine room.
As for exhaust fittings - on one I used compression fittings and 28mm copper tube and used a clamp to clamp the copper tube to the exhaust spigot, the other end went to a 28mm tank connector BUT that was a dutch steel boat so nothing to burn, I still heavily lagged the pipe though as it glowed in the dark in use and was clearly a fire hazard.
On the Ocean 30 I made my own skin fitting out of a piece of 28mm stainless steel tube held inside a large piece of tube by 3 stainless legs "pop" riveted and a stainless bezel outside bolted through the hull also holding the main fitting. Cost me probably 20 pence in scrap and pop rivets and was passed by BSS in both cases.
You got to be mean to save money and be prepared to do some home engineering but Eber fittings as said are very expensive.

Finally living the dream!
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Mad Harold
United Kingdom
228 Posts |
Posted - 06 Nov 2019 : 10:49:48
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Thanks,Clive.I chose a warm air heater because it is room sealed ie no naked flame to ignite petrol vapour or leaking gas. A glowing exhaust pipe is obviously a hazard so will need fireproof lagging.Havn't fitted mine in the boat yet as I am waiting for the extra parts that are needed to arrive,longer exhaust,longer inlet plpe,insulated hull exhaust fitting (your'e right,they are expensive)and two s/s elbow joints. Even with the exhaust lagged,presumably it's still glowing underneath the insulation.
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