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  1. You need to know the gas pressure. Do you have a...

    You need to know the gas pressure. Do you have a magnahelic gauge? An electronic manometer? Also, did you remove the burner cover and make sure the screen is clean? Check the orifice for obstruction.
  2. I would give them about 2 weeks. Then that cooked...

    I would give them about 2 weeks. Then that cooked POE oil will have everything plugged up. This is gonna be bad. I had a 24 ton Carrier RTU lose all 4 condenser fan blades because the set screws were...
  3. Guys, all of this effort and time spent on...

    Guys, all of this effort and time spent on learning something new instead of laughing at this poor guy and maybe we all become better techs. Just saying.
  4. I service 9 supermarkets. Refrigeration and HVAC....

    I service 9 supermarkets. Refrigeration and HVAC. Plus a wide range of smaller commercial accounts. It has been my experience that a new, young manager will want to be hands on with his racks. I will...
  5. Why did you recharge it? Was there a leak? Did...

    Why did you recharge it? Was there a leak? Did you fix it? Who cares about the valve, is the cooler working?
  6. Replies
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    When you start to stack customers like that, you...

    When you start to stack customers like that, you know you are doing fine. That is what keeps me going. Never be satisfied with what someone tells you, go find out for yourself. Everyone does things...
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    6,280

    Sometimes a line set is long enough and receiver...

    Sometimes a line set is long enough and receiver small enough that the charge will not fit into the receiver when the receiver liquid line is seated closed. VIP99, if the solenoid is near the evap....
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    5,790

    Hisser- big leak Weeper- small leak Crank it...

    Hisser- big leak
    Weeper- small leak
    Crank it up- time to get to work/ make some money
    Blow the b*tch- turn on the nitro flow
    Gas-freon
  9. Why is the air coming in and not going out? Is it...

    Why is the air coming in and not going out? Is it always the same or does it get worse when it is colder?
    Ask yourself this question. Why is the air entering my house through my kitchen exhaust...
  10. Replies
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    2,927

    When you do find a leak, don't assume you are...

    When you do find a leak, don't assume you are done. JP's method is good and should be followed to the end whether you find a leak before you get there or not. By being thorough, we have drastically...
  11. Replies
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    4,052

    It is really not that bad carrying a Ridgid 1210...

    It is really not that bad carrying a Ridgid 1210 threader around. If I have my choice, I will black pipe every inch of the gas piping. When I must use CSST, I never bring it down to the appliance. I...
  12. Replies
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    2,729

    I must think differently because I would just...

    I must think differently because I would just pull the cap tube and put in an AXV. Done it many times with no problems. One day I was thinking and thought why not dump the POE and add MO? Did that...
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    http://www.packless.com/

    http://www.packless.com/
  14. Replies
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    1,218

    The flame sensor needs to be replaced annually....

    The flame sensor needs to be replaced annually. That will fix your problem.
  15. Replies
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    3,815

    I once worked on an upright freezer that had a...

    I once worked on an upright freezer that had a second fan on the other side of the compressor that started and blew the opposite direction in off cycle and defrost. Cant remember the brand but it was...
  16. Replies
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    3,824

    One issue we have seen is cracks on the discharge...

    One issue we have seen is cracks on the discharge header developing. It is always the center compressor(5 comp. Hill racks) Have had 3 racks flat on gas just a few weeks after conversion. Engineers...
  17. Replies
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    3,915

    R-22, R404a, R407a,R410a, vac pump, reclaimer,...

    R-22, R404a, R407a,R410a, vac pump, reclaimer, reclaim drum, 2 gauge sets, torch, silfos, pipe cutter, reamer, nitrogen tank, flow meter, gear wrenches, sockets, crescent wrenches, nut drivers, allen...
  18. A 3 zone minisplit would be ideal. The basement...

    A 3 zone minisplit would be ideal. The basement would benefit from the inverter technology for max dehumidification. The other 2 floors would work great as you have described.
  19. I have learned alot about log homes. 1. Never use...

    I have learned alot about log homes. 1. Never use the R-values provided by the log manufacturers. 2. Assume the logs will not be sealed correctly. 3. Run like hell.
  20. Replies
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    466

    Increase the R-value in the bathroom and make...

    Increase the R-value in the bathroom and make sure your vapor barrier is right. Tie the bath fan to the office lights and install a transfer grill from the main floor or bring in outside air to the...
  21. Thread: Hunting

    by thermofridge
    Replies
    7
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    555

    What controller?

    What controller?
  22. Replies
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    466

    Why wouldn't you just go ductless?

    Why wouldn't you just go ductless?
  23. Replies
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    2,456

    So many times i see guys panic when they see the...

    So many times i see guys panic when they see the suction line freeze. You need to trust your instruments. Set your superheat at the bulb, check it at the compressor and realize that the ice is from...
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    420

    And it is quieter than the old one, right? So,...

    And it is quieter than the old one, right? So, what was the problem?
  25. Replies
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    5,221

    Looks like you need the TH8321 tstat. Look at...

    Looks like you need the TH8321 tstat. Look at page 72-76
    https://customer.honeywell.com/resources/Techlit/TechLitDocuments/68-0000s/68-0312.pdf
  26. Replies
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    5,221

    One of our suppliers is haveing a class on these...

    One of our suppliers is haveing a class on these new stats tomorrow at 3PM. I installed 3 the other day with remote sensors. I had to search pretty hard to find the setting to control 2nd stage cool....
  27. Replies
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    551

    It won't hurt the compressor to try. If the...

    It won't hurt the compressor to try. If the condensor won't hold the charge, the internal bypass will open in the compressor. You will hear it and the suction pressure will not drop.
  28. Replies
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    Snyder General (McQuay)

    Guys I have an old wharehouse unit cooler (evaporator coil) that I can't identify. It is a Snyder General Model RUA-023DM33 Serial 87F-00126.
    For some reason I cant find any info. Help is...
  29. If the first Tech. that added freon didn't find...

    If the first Tech. that added freon didn't find and fix the leak, then that is the first thing that needs to be done.
  30. Replies
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    4,994

    I carry the A12-701 and A12-1506. When...

    I carry the A12-701 and A12-1506. When installing, I take the first 12" of sensing cap and wind it around my pocket screwdriver creating a sensing bulb. Wedge it between the fins in the evap. and you...
  31. Replies
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    4,994

    $288.86 is my current price.

    $288.86 is my current price.
  32. Replies
    87
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    4,994

    What is the price of 420A? Thats what I would...

    What is the price of 420A? Thats what I would dump in there. Simply because I have a few drums on hand.
  33. Replies
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    Of course we do. The diagnosis at that point...

    Of course we do. The diagnosis at that point becomes a hypothesis. How do you prove a hypothesis? Use experiments and further observations, revise hypothesis until everything jives and you have a...
  34. Replies
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    2,091

    The President says that 90% of Americans support...

    The President says that 90% of Americans support the gun bans. There is no way that is an accurate stat. I would say it is closer to 90% the other way.
  35. Replies
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    There is nothing that can prepare you........ be...

    There is nothing that can prepare you........ be ready for anything. Also understand that no matter how "big" your comfort cooling systems were, the smallest refer system can make you cry like a...
  36. Replies
    55
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    4,648

    What is wrong with one central location? How do...

    What is wrong with one central location? How do you know they are not powerful enough? What happens with your design when some bedroom windows are closed? Where will it suck the additional cfm from?...
  37. Replies
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    4,104

    Verify design gas pressure. Measure with all...

    Verify design gas pressure. Measure with all units running and check static pressure. The design of the ICE heat exchanger requires some static to scrub the exchanger. What kind of discharge duct is...
  38. Replies
    55
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    4,648

    Why not just buy one of...

    Why not just buy one of these?http://www.airscapefans.com/products/Shop/Natural-Cooling/Starter-Whole-House-Fans/Kohilo
  39. Love the markets and the industrial refer. As...

    Love the markets and the industrial refer. As Tommy said, pay me now or later. Either way, you get paid. Its hard work and long, odd hours but it is rewarding. Lately I have been enjoying refer...
  40. Maybe I can help clear this up. First, we all...

    Maybe I can help clear this up. First, we all know that propane has more heat potential than natural gas at the same pressure. The reason for this is that propane has a specific gravity of 1.562 at...
  41. Replies
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    5,374

    Good to see you got it and I would leave that...

    Good to see you got it and I would leave that charge right where it is for K,C.
  42. Replies
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    5,374

    Maybe I am wrong. So, 10 degree subcool would...

    Maybe I am wrong. So, 10 degree subcool would indicate approximately what level in the receiver for this freezer? 15 degree subcool what level? We are all here to learn. I am not a good teacher but I...
  43. Replies
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    5,374

    Unless you have a receiver. This isnt an air...

    Unless you have a receiver. This isnt an air conditioner. Forget about subcooling.
  44. Replies
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    592

    Straight cool or do you have reheat? If reheat,...

    Straight cool or do you have reheat? If reheat, the burner will fire then fan will start. What controls does it use? PLC, Burner control with T775 for cooling?
  45. Replies
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    6,269

    I love math, it never lies. Never. The trick is...

    I love math, it never lies. Never. The trick is to get the formula right.
  46. Replies
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    I agree with the subcool claim but not superheat....

    I agree with the subcool claim but not superheat. He shouldnt even be looking at SH at 22Degrees.
  47. Replies
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    Oh, and your hand is not an official temp' probe...

    Oh, and your hand is not an official temp' probe and the pressure you saw at the evap. 20 minutes ago is not the pressure it is right now.
  48. Replies
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    6,234

    Too many times our guys do this to me. They call...

    Too many times our guys do this to me. They call and tell me they looked at and checked things. I want verification with real numbers and answers. In this case, we need a much better picture of the...
  49. Replies
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    2,140

    I use one of these. ...

    I use one of these. http://www.amazon.com/Eccotemp-L5-Portable-Tankless-Outdoor/dp/B000TXOJQ4
  50. Replies
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    Pump it down and clean the TXV screen.

    Pump it down and clean the TXV screen.
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