Recent content by joshm

  1. J

    Air compressor help

    That's nice that you have a good source of sand. I'm sure you know all the negatives of the sand stuff. I just ordered a little siphone feed gun off of flea bay. I'll use it for body patch areas. I'm already thinking of setting it up with a pot. For outside well ventilated stuff that won't fit...
  2. J

    Air compressor help

    I'm using black beauty medium now for nasty rusted jeep parts. 80psi. I use recycled glass in a medium grit for finer stuff. It breaks down and works on aluminum well. Sent from my iPhone using Tapatalk
  3. J

    Air compressor help

    I work at a shop that specializes in Italian cars. We've found ourselves getting a bit of resto work the last couple of years. (67 Mura, Alfa Julieta, 308s and 328 suspension rebuilds and fiats. We were subbing the blasting out to various folks around town. One guy told us he used glass instead...
  4. J

    Air compressor help

    When pressure gets to 120-125 the motor shuts off and pressure switch hisses for about 5 seconds. So I think it's working. Only when the thermal overload shuts down the electric motor, before the set psi, the compressor stays charged and can't start again. 90 or 100psi. I'll play with pilot...
  5. J

    Air compressor help

    That's what I'll do. Got a 4.75 on the way. Should have it installed Tuesday and I'll let y'all know how it goes.
  6. J

    Air compressor help

    Wanted to say thanks again for all of your input. I know a ton more about compressors than I did 24 hrs ago. You guys are the best. Sent from my iPhone using Tapatalk
  7. J

    Air compressor help

    This sounds very likely. I'm running this on a 10 gauge circuit. So I could go up a little in amps. Do you think this pump could handle a 5 hp motor for the duty cycle I'm asking it? I'm doing beadblast work as a side business. I use it a hr or two a couple nights a week cleaning automotive...
  8. J

    Air compressor help

    You are correct no clutch just unloader. Duel run compressor
  9. J

    Air compressor help

    Specs for pump are 21.5 cfm @105 psi w/3hp motor. Min rpm 450 max 945. My calculations put it running at 954 rpm. I'm using it to run a medium **** blast gun in cabinet. 10-15 cfm @ 80-100 psi. I'm running it at 60 psi. I'm loosing efficiency somewhere either in a wore out motor or compressor...
  10. J

    Air compressor help

    That's a nice setup by the way. I'd like to get mine off the hotdog tanks eventually. How does the base hold up. I was thinking about getting a steel plate for a new base. Wood would save me some time and money if it'll work. Sent from my iPhone using Tapatalk
  11. J

    Air compressor help

    Compressor sheave is 10" and the motor is 5.5" I'm not using the unloader. Should I be? If it gets to 125 it'll decompress and the cylinders, but if trips out at 90 or 100 the cylinders are still under pressure and there's not enough torque to turn it at start up. I guess if the unloader is...
  12. J

    Air compressor help

    It shuts down because the thermal switch in the motor kicks it off. I'll go measure the sheaves Sent from my iPhone using Tapatalk
  13. J

    Air compressor help

    Sent from my iPhone using Tapatalk
  14. J

    Air compressor help

    I'm a current member but Tapatalk forgot all my info so I'm not exactly new. I picked up a used Emglo LU air compressor a year ago and I'm having issues with it. Was thinking y'all could help a guy out. It's used and the previous owner installed a GE 3 hp electric motor on it. I just recently...
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