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Type: Posts; User: Tech Rob

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  1. Replies
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    I had an unloader valve stem blow completely off...

    I had an unloader valve stem blow completely off of a Copeland several years ago. The output on the unit controller that controlled the unloader was chattering and caused the plunger inside the...
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    ok

    ok
  3. Replies
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    It's quite clear that Kefah's pork-slandering...

    It's quite clear that Kefah's pork-slandering will not gain much traction here.
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    Orion makes some great points.

    Orion makes some great points.
  5. Thread: Ford Transit

    by Tech Rob
    Replies
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    3,937

    Just got my Transit 250 slider. Ergonomics of...

    Just got my Transit 250 slider. Ergonomics of the dash, steering wheel placement/size, seat location, everything is about as good as you can ask for in a stock van. Sitting in the driver's seat, I...
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    Lots of heavy repair work involved? Do you work...

    Lots of heavy repair work involved? Do you work on the makeup air units and exhaust fans in addition to the hoods themselves? Do you ever take down or re-hang hoods? Any welding or fire-retardant...
  7. Replies
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    1,196

    Sounds like an outstanding gig. Travel...

    Sounds like an outstanding gig. Travel requirements?
  8. Replies
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    663

    I have never seen a drum of any low pressure...

    I have never seen a drum of any low pressure refrigerant with a check valve.
  9. Replies
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    663

    Yes, air would enter the tank, but it's not...

    Yes, air would enter the tank, but it's not really an issue with low pressure refrigerants. It's unavoidable during regular service like adding refrigerant, that's what purge units are for.

    Air...
  10. Thread: Grease gun?

    by Tech Rob
    Replies
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    664

    For those of you using flexible hoses, try one of...

    For those of you using flexible hoses, try one of these with a 1/8" NPT x 6" nipple.

    http://ecx.images-amazon.com/images/I/41I4arN0ZvL.jpg

    They swivel around and lock in place. You get the...
  11. Thread: Grease gun?

    by Tech Rob
    Replies
    11
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    664

    I've always hated the pistol grip style. I don't...

    I've always hated the pistol grip style. I don't care flexible hoses either. Like GT, I've used the Alemite guns for a long time and had great luck with the 500 model, but I learned that they're...
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    682

    I've got a Veto LC, a large chest, and milk...

    I've got a Veto LC, a large chest, and milk crates full of those little canvas zipper Klein bags marked for specific items like eye bolts, metric sockets, extractors, taps/dies, combination wrenches....
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    361

    No problem, good luck!

    No problem, good luck!
  14. Replies
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    361

    Check out Emcor (formerly MSI) in Orlando.

    Check out Emcor (formerly MSI) in Orlando.
  15. Replies
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    652

    Last week I was rebuilding and aligning a 50 HP...

    Last week I was rebuilding and aligning a 50 HP condenser water pump. This week, troubleshooting a fiber-optic communications link between two buildings. Next week, could be replacing a 5 ton...
  16. Thread: Work boot

    by Tech Rob
    Replies
    29
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    1,180

    Switched from Red Wongs to Keens a few months...

    Switched from Red Wongs to Keens a few months ago, got the Louisville Wellington, been happy with them so far. They don't feel like clunky Frankenstein shoes the way Red Wongs always felt. They're...
  17. Replies
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    652

    What do docks or decks have to do with this?

    What do docks or decks have to do with this?
  18. Replies
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    652

    No reason you can't do both, but don't put the...

    No reason you can't do both, but don't put the cart in front of the horse. Knowing mechanical service will make you an excellent controls tech. in the end. Knowing how things are controlled will...
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    Liberia is a horrible failure of an american...

    Liberia is a horrible failure of an american experiment in colonialism that backfired and became an even bigger third world toilet than it already was. It's on the west-central African coast.
    ...
  20. I'm not looking for a job, but your company...

    I'm not looking for a job, but your company sounds great and very professional. Employee owned companies are usually ones with their priorities set correctly for long term sustainability instead of...
  21. Replies
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    WHY??? :censored:

    WHY???

    :censored:
  22. Replies
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    4,706

    I'll just leave this here. ...

    I'll just leave this here.

    http://www.thereligionofpeace.com

    :pop:
  23. Replies
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    298

    I think you're referring to the EMB(0) bypass...

    I think you're referring to the EMB(0) bypass panel. Terminals 1 and 2 are for safety interlock.
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    It should be wired to whatever input is...

    It should be wired to whatever input is programmed for "Run permissive". It's usually DI 19. Check Par. 5-11.
  25. Replies
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    298

    No, that is not correct. Does it have a bypass?

    No, that is not correct. Does it have a bypass?
  26. Replies
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    .

    .
  27. Replies
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    You don't say? Never heard of it.

    You don't say? Never heard of it.
  28. Thread: Vfd contactor

    by Tech Rob
    Replies
    21
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    890

    Yes, but these contactors are directly controlled...

    Yes, but these contactors are directly controlled by the drive itself, not some little klixon switch mounted on the coil that was probably manufactured by 5 year old children in a cave on some island...
  29. Thread: Vfd contactor

    by Tech Rob
    Replies
    21
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    890

    If a conduit and wire can't be run, I wonder if...

    If a conduit and wire can't be run, I wonder if there's any reason the drive can't be relocated to the MUA unit on the roof? Not sure what HP we're talking about here, but they're making <15HP...
  30. Thread: Vfd contactor

    by Tech Rob
    Replies
    21
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    890

    While it may work, I'd be hesitant to put my name...

    While it may work, I'd be hesitant to put my name on it. No factory startup tech would sign off on it, for sure.
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    It is a tri-star conversion from R-11 to R-123. ...

    It is a tri-star conversion from R-11 to R-123. I think we did it back around '96 or '97.
  32. Thread: Vfd contactor

    by Tech Rob
    Replies
    21
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    890

    Most drive manufacturers tell you explicitly in...

    Most drive manufacturers tell you explicitly in the installation instructions not to have anything between the drive and the motor.

    If you have a contactor there that used to start the motor,...
  33. Replies
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    2,339

    I am DONE with Sears and Craftsman. I have...

    I am DONE with Sears and Craftsman. I have toolboxes full of USA made Craftsman stuff, and when it breaks, in the garbage it will go. Over to Grainger I will go and order a Proto replacement.
  34. Replies
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    Don't waste your money on 4 valve manifold...

    Don't waste your money on 4 valve manifold gimmickry. Keep it simple. I am still using the same plain-jane Yellow Jacket manifold that was given to me when I started out years ago. I've gotten a...
  35. Replies
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    Make that and you will have something that will...

    Make that and you will have something that will make EVERY other leak detector completely obsolete.

    I've used ZXs before and I like 'em, but I like my original H-10 better, and I like the H-10...
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    I've done a couple of Taco FE-series pumps and...

    I've done a couple of Taco FE-series pumps and I've never had trouble with that sleeve. I pull the pump casting away from the bearing housing, and the rotating seal, spring, and sleeve all come off...
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    I'm pretty sure he meant synchronous ...

    I'm pretty sure he meant synchronous

    http://www.gates.com/products/industrial/industrial-belts/synchronous-belts
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    About 500 tons, 4160v, and about 30 years old.

    About 500 tons, 4160v, and about 30 years old.
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    1,306

    537951

    537951
  40. Replies
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    1,768

    They don't make 'em like this anymore

    537911537921537931
  41. Replies
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    3,713

    Just bought one. I like it, but the case could...

    Just bought one. I like it, but the case could be improved a lot. The top of half of the case folds in half and the lower half is just a flap that doesn't secure to anything when the case is...
  42. Thread: Tachometer

    by Tech Rob
    Replies
    19
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    1,447

    What are you doing that you need one so...

    What are you doing that you need one so frequently? Certified T&B?
  43. doesn't know how the internet works

    doesn't know how the internet works
  44. Did a google search for cigarette lighters and...

    Did a google search for cigarette lighters and got 15,000 matches instead.
  45. Replies
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    3,129

    Nice!!!

    Nice!!!
  46. Replies
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    I seem to remember some reports of thermal...

    I seem to remember some reports of thermal expansion and contraction in cold weather causing dynaviews to spontaneously push buttons themselves. There may have even been some type of internal heater...
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    2,730

    50' of the black 5/8" rope they sell at the...

    50' of the black 5/8" rope they sell at the orange store is what I carry. No hooks or anything.
  48. Two GSA buildings I work in just got some...

    Two GSA buildings I work in just got some Multistacks with turbos installed as part of some performance & energy efficiency contract.
  49. Replies
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    1,545

    You're right about that, I wasn't thinking about...

    You're right about that, I wasn't thinking about that clearly obviously. The rods would wear like that but not the pistons or cylinders. As for the other comment, I was just joking around with you,...
  50. Replies
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    1,545

    Or, instead of giving us a lecture on...

    Or, instead of giving us a lecture on refrigeration 101, you could go ahead and share that info with the rest of the class. :D These things aren't flying into space, you know?

    JP, were the rings...
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