Search results for query: frosted

  1. Dan Thomas

    Spark plug fouling burn-off in cold weather

    I have taken plugs out of cold engine that had started and immediately quit. They were frosted. We have guys here who have worked in the North and have seen the same thing. When it's -20 or -30°C there's very little latent heat in the air and compressing it doesn't raise the temp much, and even...
  2. Dan Thomas

    Really Cold Start in the Middle of Nowhere

    ...quickly and run down, creating the risk of fire or flooding the engine. If the engine barks a few times and then won't catch, you've likely frosted the sparkplugs and it's not going to go unless the engine is thoroughly preheated. If it starts don't let the RPM get too high at first; the oil...
  3. Dan Thomas

    Cold Starting

    ...might cavitate in that thickened oil and pump nothing. Getting the prime exactly right is the biggest hassle; the plugs are cold and can get frosted and shorted out after the first few firings if the engine doesn't keep running. Priming and then fooling around too long before starting just...
  4. Dan Thomas

    Cold Wx Flying

    Hey, all you guys who dream of being bush pilots in Alaska or the Yukon: Read the above and consider. Low pay, excruciating and frustrating cold, long winters, very short days in the winter, ice fog and all the rest. Summers are great, except for the bugs in some places, but real short. A few...
  5. Dan Thomas

    Preheating temp?

    ...happen immediately before cranking. And if, with a really cold engine, the engine starts and then quits and won't catch again, the plugs have frosted over with the moisture from combustion and they'll not fire any more at all. You'll just kill the battery, and a dead battery's freeze point...
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