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Type: Posts; User: cmclifton

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  1. Replies
    30
    Views
    1,138

    I see open-drive Dunham Bush two-stages on OLD...

    I see open-drive Dunham Bush two-stages on OLD freeze driers around here sometimes. When I was an apprentice I helped with the replacement of a 30HP motor that drives one of em. Other than that and a...
  2. Thread: Bluetooth?

    by cmclifton
    Replies
    5
    Views
    364

    Jawbone Era. Love it.

    Jawbone Era. Love it.
  3. Replies
    39
    Views
    1,889

    In my case it was between the hangers in a spot...

    In my case it was between the hangers in a spot where nothing could have touched the pipe. On the suction line, under the insulation that had no damage done to it, there were holes in the pipe.
    ...
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    547

    ^ that's exactly how I roll with these things.

    ^ that's exactly how I roll with these things.
  5. Replies
    39
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    1,889

    The last time I struggled to find a leak in a...

    The last time I struggled to find a leak in a grocery store, it turned out to be a leak in the overhead. There were holes in a pipe where there was no rubbing or even a chance for it to rub. The...
  6. Replies
    8
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    492

    Nope. 7 cubic foot chest that's more than half...

    Nope. 7 cubic foot chest that's more than half evaporator coil. There might be 3 cubic feet left for them to fill with product to be frozen. These are in the san diego blood bank in downtown san...
  7. Replies
    8
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    492

    Blast freezers aren't designed for constant use....

    Blast freezers aren't designed for constant use. They run long enough to freeze product and get shut down for defrost, generally. The idea is, you have a very powerful refrigeration system cooling a...
  8. Replies
    8
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    492

    Defrost on a blast freezer? Never seen it.

    Defrost on a blast freezer? Never seen it.
  9. Replies
    18
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    888

    When I was younger I was working in the morgue at...

    When I was younger I was working in the morgue at one of the various university medical centers I've had the pleasure of spending time in during my career. I was doing a PM on a -80 freezer just...
  10. Replies
    18
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    888

    One of my customers develops surgical products...

    One of my customers develops surgical products and procedures for the spine. As such, they've got a walk-in box full of sectioned (back half) human torsos. We all just pretend we don't smell the...
  11. Because you might be able to get a liquid seal...

    Because you might be able to get a liquid seal AND a flooding charge in without needing to fill the receiver that full.
  12. Replies
    18
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    914

    When I was just getting started, 19years old or...

    When I was just getting started, 19years old or so, one of the older guys pulled me aside and told me something that has stuck with me for my entire career.

    He said, "Don't try to diagnose it...
  13. Thread: hourly pay

    by cmclifton
    Replies
    98
    Views
    4,808

    Not California either.

    Not California either.
  14. Replies
    9
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    485

    ^ and it could be completely blocked by ice if,...

    ^ and it could be completely blocked by ice if, say the heater failed some time ago.
  15. I was actually reading about orifice sizing the...

    I was actually reading about orifice sizing the other day (dont ask, it's not interesting) and the one thing that stuck with me was how the wrong size orifice will cause the refrigerant to feed the...
  16. Replies
    76
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    3,360

    ^ how often does that line work for you?

    ^ how often does that line work for you?
  17. Replies
    3
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    444

    Is this some sort of EPR Valve?

    First off, mods feel free to move this if need be. I couldn't find a forum that seemed like the most appropriate place for this...

    This is under the hood of a 1965 Impala that a friend of mine...
  18. Replies
    76
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    3,360

    Why? The processes are the same, whether it's a...

    Why? The processes are the same, whether it's a medium temp deli or a production freeze drier with a cascade refrigeration system cooling a condenser to -105C. We all move heat from one location to...
  19. Replies
    76
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    3,360

    Damn near everything I work on runs in a vacuum...

    Damn near everything I work on runs in a vacuum at all times...
  20. Thread: Not So Cool

    by cmclifton
    Replies
    6
    Views
    459

    I know a guy who routinely does this kind of...

    I know a guy who routinely does this kind of crap. Mostly because he likes changing compressors and making sure his technicians have enough work to keep busy.

    I'm constantly surprised that he's...
  21. Replies
    17
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    860

    I know people who love refrigeration. I don't...

    I know people who love refrigeration. I don't love it. It's just interesting enough to keep me around.
  22. Replies
    46
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    2,690

    Same here. Candy a$$. Today I'll be working in a...

    Same here. Candy a$$. Today I'll be working in a conditioned space on one of the navy ships, and all I have to get done is charge and run the machine down to temp, then pinch off the charging...
  23. Replies
    46
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    2,690

    Agreed. I've done some limited market work, done...

    Agreed. I've done some limited market work, done the HVAC thing, and I'm back in the Pharmaceutical/Biotech field I started in now. For me it's either markets or Ultra low temp. Nothing else holds my...
  24. Replies
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    921

    Great info, and something I had only suspected...

    Great info, and something I had only suspected previously, never truly understood. Thanks for the read Ice!
  25. Replies
    21
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    979

    Hard to say. I've been in the industry for a hair...

    Hard to say. I've been in the industry for a hair longer than you, and I've seen maybe 5 of them fail. None recently.
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