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  1. 185 isnít too bad. Is it the internal motor...

    185 isnít too bad. Is it the internal motor winding overload, or an internal thermistor?

    3 phase? Correct incoming power on all 3 legs? Did you check amp draw on all 3 legs? Whatís the inrush...
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    Blow out the hoses, debris blocking one will make...

    Blow out the hoses, debris blocking one will make that happen. Also inspect all the hoses and fittings, make sure there are no cracks, splits, holes, etc. if itís rigid plastic tubing, cut about...
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    You can power a drive with the load disconnected....

    You can power a drive with the load disconnected.

    You have to be careful engaging a drive with a motor already spinning. It will likely show an over amperage fault. But you can set some...
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    Older units, the switch is mounted on the side of...

    Older units, the switch is mounted on the side of the compressor. Remove the left side access door. Not sure about newer units.
  5. Have a core removal tool ready. Open the core...

    Have a core removal tool ready. Open the core tool valve. If you pop off the switch and it keeps blowing, quickly install the core tool, THEN close the valve. Donít try to install the core tool...
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    they work well if you set them up correctly. ...

    they work well if you set them up correctly. you have to know the exact wall thickness of the pipe, and a few other exact details....if you're off, your readings won't be accurate.

    this more of...
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    they push new stuff out so fast, the field...

    they push new stuff out so fast, the field service and technical support groups can't keep up with the changes.
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    I use the plantronics voyager 5200. it's...

    I use the plantronics voyager 5200. it's supposed to be one of the better ones for noise cancellation, etc. but I've tried to use it in noisy mechanical rooms for tech support, and they can never...
  9. Thread: Rain tight EMT

    by 71CHOPS
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    sealed conduit can fill with water from...

    sealed conduit can fill with water from condensation.....a properly installed system should have drain fittings.

    this guy covered all the bases....lets water in and out easily!
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    I hate when mine gets that way, but it happens. ...

    I hate when mine gets that way, but it happens. the trick is to have a place for everything.....then when you can clean up, you know your floor will be clean.

    I've been trying to make an effort...
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    it's best to start your own thread with the...

    it's best to start your own thread with the appropriate title, you will get more responses.

    also it's frowned upon to post in very old threads......
  12. it's a glycol system, so I could see it being...

    it's a glycol system, so I could see it being clean. he said air cooled scroll, I don't think anyone makes a scroll chiller with a flooded barrel. screws, yes.....

    it's all speculation without a...
  13. Not sure what machine he has, but with a cooler...

    Not sure what machine he has, but with a cooler of that design, I would expect and ASSume he has a DX system. That being the case, refrigerant inside the tubes, water outside.
  14. Last one I removed was on a T, the Douche that...

    Last one I removed was on a T, the Douche that put the T on didnít put a schreader under the switch, but was nice enough to put one on the T where it connected to the line.

    Donít be that douche!
  15. I could buy that, except they undercharged and...

    I could buy that, except they undercharged and restarted it. it ran fine for 6 years.....if it has always been that way, it would have shown up by now.

    I've seen air cooled heat pump condenser...
  16. Looks like freeze damage to me. Iíve seen heat...

    Looks like freeze damage to me. Iíve seen heat pump condenser tubes that got crushed from ice buildup, and thats what they look like.
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    if you you had a situation where high voltage...

    if you you had a situation where high voltage shorted to low, and now your controller isn't opening an internal contact, then I would say the internal contact has burnt together. time for a new...
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    This is the problem with diagnosing over the...

    This is the problem with diagnosing over the Internet! LOL!

    I would put the system back to normal operation, and let the customer decide if they want to fix it. Just be sure to CYA on your...
  19. What is an induction system? Plate and frame?

    What is an induction system? Plate and frame?
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    Usually the startup requires that 80% of the...

    Usually the startup requires that 80% of the charge is in the units before the startup technician arrives on site. You can do this by using your recovery machine to pump the refrigerant into the...
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    Oh, I missed that he opened it back up, was...

    Oh, I missed that he opened it back up, was thinking it was left that way for 8 weeks! LOL!
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    63* condenser temp is 135 psi with 507A. I...

    63* condenser temp is 135 psi with 507A. I would be looking at water flow issues. You shouldnít be hitting 300 psi. With that low of a water temp, youíre missing some flow.

    Also, youíre...
  23. Thread: First Company

    by 71CHOPS
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    381

    Sometimes itís best just to fix it. I had a...

    Sometimes itís best just to fix it.

    I had a similar experience with a 25 ton geothermal heat pump. I ended up digging so deep that I talked to the company that designed and built the control...
  24. You will have to call the factory. They can set...

    You will have to call the factory. They can set up a training class for you.
  25. Thread: First Company

    by 71CHOPS
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    sounds like you found your solution. if you got...

    sounds like you found your solution. if you got those numbers out of the wrong valve, sounds like it's the right one.....personally, I'd stay with it.

    plus, it's gonna be hard to nail down the...
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    READ THE MANUAL!!!!! I just did one, the...

    READ THE MANUAL!!!!!

    I just did one, the instructions for each model are very specific on how to evacuate the system.

    In my particular case, all solenoid valves had to be open (4 total), and...
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    Replace the cap tube assembly and filter...

    Replace the cap tube assembly and filter drier.....
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    Man, that little tower in the background is cute!

    Man, that little tower in the background is cute!
  29. Yeah, thatís been my experience also!

    Yeah, thatís been my experience also!
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    there are literally hundreds, maybe thousands of...

    there are literally hundreds, maybe thousands of types and styles of filters for the HVAC industry....especially when you get into water filtration, etc.

    I would think that filtration for both...
  31. reminds me, I need to let all the air out of the...

    reminds me, I need to let all the air out of the car tires and inflate with nitrogen. always irritating when seasons change, and you start getting low pressure warnings.
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    Some RTU manufacturers are using the digital...

    Some RTU manufacturers are using the digital inputs for fixed speed operation. Say stage one would be 30hz and stage two would be 60 hz. No modulation based on duct static, etc.

    So itís...
  33. Thread: No cool load

    by 71CHOPS
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    Iíve had 2 YCWSís at one site do that...

    Iíve had 2 YCWSís at one site do that occasionally. It happens maybe once a year, if that. Theyíre about 10 years old.
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    Check all your wiring and contactor, make sure...

    Check all your wiring and contactor, make sure you donít have loose connections or burnt contacts.

    What are the other legs reading for amp draw and what is your incoming voltage on all 3 legs?...
  35. That translator is horrible. Sounds like he...

    That translator is horrible.

    Sounds like he wants an electronic notification when a unit fails.
  36. It sounds like you've already made up your mind...

    It sounds like you've already made up your mind about using an off the shelf unit that isn't designed for what you are trying to accomplish.

    https://agronomiciq.com/
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    replace the TXV with the compressor.

    replace the TXV with the compressor.
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    you'd just have to size the tower for your...

    you'd just have to size the tower for your area.....houston is the most air conditioned city in the world, tons of towers and chillers there.
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    or just turn your condenser into water cooled. ...

    or just turn your condenser into water cooled. it's easy to size a water cooled condenser. the issue is if you need a water cooling system, or if you can just dump it. some states/municipalities...
  40. easiest thing to do with pneumatics is to...

    easiest thing to do with pneumatics is to identify each component, draw the connections out in a diagram, then get information on each component.....the sequence of operation will be easily...
  41. It depends on the application, and your...

    It depends on the application, and your application is very specific. you have very specific requirements.

    Being a fairly new commercial area, I'm not surprised you are having...
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    I quoted the wrong post, intended to quote iceís...

    I quoted the wrong post, intended to quote iceís post with the epoxy.

    If I didnít hate leak loc so much, I might be on board with it!
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    Holy sh!t, I had faith until I saw the Leak Loc...

    Holy sh!t, I had faith until I saw the Leak Loc logo....any one who makes that crap canít be trusted with anything.
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    We used to have a carrier chiller at a large...

    We used to have a carrier chiller at a large hospital laundry. It had micro Chanel coils, several of the coils were replaced, due to leaks, before we started taking care of it. after awhile, the...
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    Whatís your discharge superheat? Sounds like...

    Whatís your discharge superheat?

    Sounds like youíre not moving enough dense refrigerant gas through the compressor.
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    what was your outdoor temp and indoor load? 410...

    what was your outdoor temp and indoor load? 410 should be running 120/320.....your pressures are pretty high, unless you have high load.

    but your SC and SH are also low.....with these I would...
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    Realizing your failures elevates you above those...

    Realizing your failures elevates you above those who Donít!!
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    No, Iím just a little ďoffĒílike the rest of you...

    No, Iím just a little ďoffĒílike the rest of you dicks!!
  49. I would look at the piping size/design before...

    I would look at the piping size/design before changing compressor design. Be sure you will have enough velocity at low loads for good oil return.
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    I think carrier recommended propane. You think...

    I think carrier recommended propane. You think your flame was too hot maybe? Mapp is a bit hotter.

    Iíve never done one, but guys Iíve talked to about it always complained about heat control.
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