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cornish wood burner

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Everything posted by cornish wood burner

  1. Slight derail this but if your voltage goes below 116 then it might be worth talking to your electricity provider. Should be 230 +10% -6% Talk of -10% but not yet I believe.
  2. Evolution saws run slower in order not to overheat when cutting steel. The teeth are shaped so they take a smaller bite. Better cut than our hitachi but you have to give them time. Never tried a different blade but with the lower rpm even a better blade will still need more time. There are better saws as said above but evolution make reasonable quality and are probably the best of the cheaper machines. Customer service is good too if you have a problem.
  3. In my experience driving wheels last about half as long as the other end. Wife got 43000 and 21000. Depends on power and tyre type. A soft grippy tyre could last a lot less than a harder one. High powered car can easily wear tyres on the drive wheels in 4000.
  4. If you are really set on a manual splitter then the forest master is probably one of the better ones. My FM16 electric seems well built at about 83kg so I expect the manual one is built in the same style just slow. Alternatively you could cut the difficult pieces down further as we've suggested and consider how much chainsaw time you can buy with £170 or whatever you spend on the splitter. Why not try with the saw first and see how you get on.
  5. But wet basis is normally used in this industry
  6. Measurements on a dry basis?
  7. I'm a forest master fan but I could never see the logic in that manual splitter. Must be quicker and easier to run the saw down through the pieces you can't split. Alternatively as above. Unless you're thinking of selling logs a pto splitter seems ott to me.
  8. Goes with the word "Mrs" so I've found.
  9. Yes but remember I've no idea what the machine is. If you have micro switches pull a wire off and test with a meter. Contacts are hidden on the inside but the switches are as cheap as chips.
  10. I'm sure it'll be fine but just in case I would recommend sleeping with one eye open.
  11. Steve's right I would think
  12. Yacht varnish
  13. Long time ago since I read the literature but I believe mine reads a wet basis. The fact is you cannot trust a meter without checking. It has a range from 5 to 50% but is only accurate on a wet basis from 20% to 35%. It reads increasingly low above 35% and below 20%. I believe it compensates for temperature and was more expensive than some.
  14. Might just be your clients version or even their understanding or explanation of the law. If your passing I would have a chat with the neighbour. As been said no way throw it over the fence.
  15. Only polite to inform the neighbour of the work anyway.
  16. That 105 obviously varies a bit with return water temp. I would be interested in your thoughts about the O2. It's on my list of things to experiment with. In to work tomorrow so can give you exact figures. There should be some scope to up that output I believe but my successor is playing with it at present so not quite sure what it's set to produce. The other boiler we run the O2 at 8.5 unless demand is high then sometimes drop it to 8. From memory that's about 115 deg exhaust but it modulates down to 20% according to demand.
  17. Unicomfort eos boiler rated efficiency up to 93% which as far as I know is energy from wood in verses water energy out. Can't think what it's called but the manufactures did a type approval test to verify this at our site. I will try and find the results if they were sent. Dealer went bust soon after this so might not have them but I believe from memory it flew through. From memory flue gas after the heat exchanges is around 105 and O2 is currently set about 11%. Moisture content varies quite a lot from summer slab wood at 18% or even just below to round wood at up 30%.
  18. Current chip is low 20s and that probably cost a bit less than £60 if you are splitting hairs. You didn't mention boiler efficiency in your original comparison so wouldn't the energy from oil cost be higher as well?
  19. £60/ tonne 4000kwh/ tonne
  20. Our wood chip energy costs us about 1.5p/kWh.
  21. This is exactly the point Andrew and I are making. Just because your meter is saying 16% how do you know it's right. I have burnt thousands of tonnes of larch in our wood chip boiler with no problems. Some short ends have found their way into my Rayburn again no problem. Simple enough to check your meter.
  22. They are very good. 5 or 6 amp contacts in something that size is pretty amazing. Most of mine are subjected to high temperature, humidity up to 98%, vibration and the occasional hot bath. To be fair to the little beasts a big proportion of failures would be in the activation mechanism, dirt, dust etc, something for the OP to check.
  23. I've just cut a hole in my oak floor for a hearth and it came out at 9.2%. Some underfloor and some heat from the Rayburn the other side of the wall, so D&D seem to know their timber.
  24. True. Just me being a bit too conservative. I did put 80 originally but in reality I probably dry around 100. Unpleasant to hold for long when it comes out of the Rayburn but I'm not sure of that exact temperature.

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