Recent content by md21722

  1. M

    Pressure switch, magnetic starter, hybid switch, or nothing for 2 stage 175psi 5hp 24amp 220v 80 gallon air compressor?

    I am not familiar with CEC rules. NEC has specific rules for motor circuits. In particular, you look at the nameplate HP rating on the motor and size the circuit per the NEC charts. For 5HP, the NEC charts say the circuit should be 125% of 28A and the breaker can be 250%. There should be a...
  2. M

    Dayton Speedaire Compressor

    Speedaire does not make compressors themselves. It is a Grainger house brand filled by various manufacturers. This pump looks like a Champion R15. They are very good, long lasting compressor pumps. All tanks start rusting the day they are made. Be wary of heavy pitting or pin holes in the...
  3. M

    Raybestos vs 3m silicone brake lubes

    These are Metal-To-Metal only according to Permatex website: https://www.permatex.com/products/lubricants/specialty-lubricants-brakes/permatex-ultra-disc-brake-caliper-lube-4/...
  4. M

    Air filter and pressure regulator

    Parker also has a line of regulators and filers you could look into. ItsNemo raised a good point - to put the final filter and regulator at the point of use. This will ensure you get dryer air and no rust from the lines. This would be especially helpful if your compressor does not have an...
  5. M

    Air compressor

    Ideally you'd get a true 5-7.5 HP dual-stage (175 PSI) air compressor 17+ CFM on an 80 vertical gallon tank. Generally, once you get to 7.5 HP you stop running out of air unless. 5 HP does work well for many people. The 3.x HP 60 gallon single-stage pumps look good in the garage but that's...
  6. M

    Best Air Dryer/water separator

    The best air dryer/water separator I have is an auxillary tank plumbed in series with my air compressors. The extra tank acts an expansion device and cooler, and drops an enormous amount of water - better than any coalescing filter you will find for less than 100 bucks. I have my coalescing...
  7. M

    Bigger drill to make holes in tree stump

    For immediate results a stump grinder is best. If you want to let nature takes its course you could also cut a hash pattern in the stump with a chain saw and let it rot away. If this happens in the future, consider alternate methods of tree removal. Farm tractors with front end loaders can...
  8. M

    Shallow or deep 1/2 drive impact sockets?

    I find I use metric deep and shallow SAE the most...
  9. M

    Tandem Air Compressor Theory

    The alternating theory works best on a true duplex setup with one tank. In fact, this is how almost all duplex compressors are sold. What the alternating relay concept does is separate the pump/motor from the pressure switch. So if you have pressure switches on each tank and wiring them into...
  10. M

    Another Air Compressor Thread

    Thanks for sharing FTG-05. Kudos on being part of the big air tank club. :thumbup:
  11. M

    Another Air Compressor Thread

    That's a dual stage air compressor so it might cycle between 140-175 PSI, about 20-25 PSI higher than your new Jenny or old Husky. If that's the case, and you leave it as is, I would check the Husky tank to make sure its rated for 200 PSI and you might/probably will need to change the blow off...
  12. M

    Another Air Compressor Thread

    The key point is you want the benefit of it air coming in one area of the tank and out the other. This way you get the benefit of the expansion and dropping water. You only need the high temp braided hoses or flexible copper on the output of the pump to the tank. You can use plain rubber hose...
  13. M

    Another Air Compressor Thread

    I actually don't recommend this. For one, the direct pump output needs to be able to withstand high temperatures - so a braided flexible hose or flexible copper tubing. Then you have the effects of two pumps trying to pump into the same input hole in the tank which can have some issues, not to...
  14. M

    Another Air Compressor Thread

    I used what I had available which was a 60. A smaller one may work just fine. I'm not sure. I'm also not sure how to calculate. Most folks I know who run this type of setup use larger tanks for the extra air storage as well. I have heard of some using smaller ones for painting and it worked...
  15. M

    Another Air Compressor Thread

    My biggest consumers of air are my 1 HP air angle grinders which I sometimes use for short periods of time, and other times where I'm cutting off axle brackets, and wire wheeling for paint, they may run for quite a while... by the time I'm ready for a break the compressors are too ;) . Not like...
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