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  1. Replies
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    https://www.youtube.com/watch?v=trinU3VD1Zo ...

    https://www.youtube.com/watch?v=trinU3VD1Zo gotta be a crazy refer tech to understand
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    And another thing, Had a 17 hour day yesterday...

    And another thing, Had a 17 hour day yesterday and just said screw it today. I couldn't do it. Too exhausted, I took the day off today. This marks the beginning of the end. I've never felt so...
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    After reading all this crap I really don't give a...

    After reading all this crap I really don't give a s**t except PHM's contributions. The guy always has an intelligent post. ahh who am I kidding, nobody cares.
  4. Use an aquastat on the incoming boiler line to...

    Use an aquastat on the incoming boiler line to lock out the heat strips unless the water cools off.
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    You are the future. Be humble, work hard and soon...

    You are the future. Be humble, work hard and soon you will be rewarded. Like my signature says...............
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    L1 and L2 are connected by the primary winding....

    L1 and L2 are connected by the primary winding. So, yes, you would see 120V to ground on L2 if the L2 fuse was blown. You would not see voltage between L1 and L2 as they are now the same line.
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    I agree with J.P. I have filtered refrigerant...

    I agree with J.P. I have filtered refrigerant like this many times and never once had moisture problems. Like he said, charge it back as a liquid and it also eliminates non condensibles.
  8. Compound compressors. I guess it would have gone...

    Compound compressors. I guess it would have gone faster if I could have identified the source of the liquid faster. I kept thinking it had to be coming from one of the circuits and it wasted alot of...
  9. What is the fastest way to get a flooded rack pumping?

    Had a real PITA. 4 compressor compound Carlyle low temp. All compressors and oil reservoir flooded with liquid. 407a, -10 ambient, midnight. Had all i could handle trying to get it going again....
  10. Humidity is relative. In other words, as the...

    Humidity is relative. In other words, as the temperature changes, so does Relative Humidity. Warm air holds more water than cold air. So, as air is heated, the humidity decreases relative to its...
  11. 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.
  12. 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...
  13. 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.
  14. 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...
  15. 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?
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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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    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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    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
  19. 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...
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    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...
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    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...
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    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/
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    The flame sensor needs to be replaced annually....

    The flame sensor needs to be replaced annually. That will fix your problem.
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    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...
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    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...
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    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...
  28. 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.
  29. 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.
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    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...
  31. Thread: Hunting

    by thermofridge
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    What controller?

    What controller?
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    Why wouldn't you just go ductless?

    Why wouldn't you just go ductless?
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    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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    And it is quieter than the old one, right? So,...

    And it is quieter than the old one, right? So, what was the problem?
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    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
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    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....
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    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.
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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...
  39. 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.
  40. Replies
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    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...
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    $288.86 is my current price.

    $288.86 is my current price.
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    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.
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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...
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    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.
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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...
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    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?...
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    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...
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    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
  49. 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...
  50. 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...
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