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cornish wood burner

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Everything posted by cornish wood burner

  1. I work for a commercial nursery and we have several large glasshouses which we heat by mainly underfloor heating.
  2. Its fine so I believe, but the wood we buy is for our biomass boiler. We dry it then chip it.
  3. Spin it slowly by hand then check them. File the high ones to even up. Check rake angle and set as well. Presumably you have checked the bearings.
  4. We buy a few thousand tons of softwood a year and Mark always looks after us regarding price and supplies when we want it. If our agreed price was public then someone who wanted a few loads might feel aggrieved if they were quoted a higher price.
  5. You could jump both ways by having a smooth plate which is easy sliding for the big rings and have a piece of chequer plate secured with a couple of bolts with wing nuts for the more manageable sizes.
  6. I would say price is dependent on quantity. We also buy from Mark but I believe he would not want individually agreed prices made public.
  7. Dowty is perfect when you have a shoulder as on hydraulic fittings but not all parallell threads have suitable shoulders especially on diesel fittings. Often liquid sealers weep slightly under pressure. If you use PTFE tape make sure you wind the correct way so that when assembling you tighten the tape. Do not go over the end of the fitting. Do NOT leave old tape on the fitting. Clean first then use new tape.
  8. Edge looks more like shredder blades to me. The chipper we hire in gets new blades or a sharpen every day
  9. PTFE tape
  10. We used to drill at least 10000 holes a year for many years on one job with a hand drill and found either Dormer or Presto the best. Pressed I would say Presto is the better. If you are drilling special steel then Cobalt but for general use as you have described Presto or Dormer.
  11. Have you checked if the mounting holes are exactly the same relative to the flywheel edge of the core on the original and replacement modules? Are the replacements new or secondhand? What is the resistance between the kill wire and the coil core?
  12. Adding to Wefixits post regarding checking the coil gap. Is the old and new coil mechanicallly the same regarding mounting holes. Have you checked what resistance there is between the kill wire and frame. Internal short would kill your spark. Megger the ht lead possibly. As an aside I don't think I would risk my volt meter on a ht circuit.
  13. Slab wood normally is around £20 a ton as far as I remember. Best to enquire at your nearest sawmill. I would offer cash to make up for the small amount you want, might help your case. Before biomass chip became popular it was almost free but price has risen with demand. It will vary but I will try and check tomorrow to see what we pay a work. It is normally bundled but I normally tidy the yard after we have chipped for our biomass boilers so mine is loose and free. You will have a higher percentage of bark so a little more ash. Never a problem though. Lengths vary with what is being cut at the mill. Basically the waste when the good timber is cut from the tree so anything from 1 to 3 metres. Majority fit in my trailer that is 2.4 Metre long.
  14. If you have the means of cutting wood at home. Say chop saw. You might consider slab wood from the saw mill rather than or as well as offcuts. No saw mills closer? Most would be happy to sell you slab wood at a very reasonable price. Especially if you can tidy up the waste. I used slab wood for many years and it burns well. Small pieces no splitting, dries quickly and cheap.
  15. Multimonti from screwfix work well. Drill a hole and screw in. Easy .
  16. That what I was thinking but just threw it in as a cheap and simple option. All this is outside my normal field but I find it very interesting as I run large biomass boilers to heat glasshouses. Thanks for the reply.
  17. We have the option of that system in the glasshouses to reduce humidity but it is run by computers. Continuous slow air venting or on a timer might work. Alternatively a humidity sensor driving a vent fan
  18. You might consider running the hot water through pipes acting as radiators. We use this system in glasshouses. Possibly a little more expensive to install but the running costs would be much less. This could be in addition to fan unit which could then be smaller. We also use polyprop pipes set in concrete or sand if you are installing a floor.
  19. I have used a kids paddling pool in the past. Needs a smooth base to put it on. Loft water tank plus lid for moving? Koi exhibitors will have better ideas
  20. Best get some plants in while there is still room by the sound of it. A word of warning,most of the strandy oxygenating plants do tend to take over and will need regular extraction. Fish love to sunbath in the middle of them though. If you ever see duckweed remove every bit, it grows too fast. Small twin leaves 3 mm dia with a trailing root Unless you live in a very cold area 1.2 Metre should be ok. 1 M is fine in Cornwall.
  21. Bigger wheels would tow better especially off road but if they raise the load centre of gravity then it might sway a little more in the corners.
  22. Sorry it was late and I never read past the backfire. New modules have been known to be faulty but best get advice from someone familiar with the machine
  23. Flywheel key sheared ?
  24. Ah crossed thoughts. I would hope that the clay and minerals keep the PH around 7 inspite of just rain water fed but test results would be interesting. Depending on availability and composition a little spring water might be usefull if the PH is low. Just a thought going along the natural route. Comments? Difflock I hope your roof is not galvanized.
  25. Testing will tell you if you need to take action before you have a problem with your fish. A PH test might be worth while IMO. Don't throw chemicals at it though, there are other ways.

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