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  1. Replies
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    507

    recover the charge and take it apart. Once you...

    recover the charge and take it apart. Once you pull off the top/fan and take out the compressor the remaining coil and cabinet assembly is pretty light and could easily and safely be lifted over the...
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    450

    On systems with hermetic compressors the safety...

    On systems with hermetic compressors the safety is the internal relief valve on the compressor. Therefore you can have as many shraeder cores as you want under the high pressure cut out because it...
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    563

    on a squirrel cage fan that is true. On a...

    on a squirrel cage fan that is true. On a propeller fan the load increases as pressure increases.
  4. Replies
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    563

    an easy way to check for a plugged condenser is...

    an easy way to check for a plugged condenser is to put your hand above it. If it is clean the air will be blowing mostly straight up. If it is dirty the air will be blowing out at an angle, with...
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    205

    All new window units are the same garbage. Wont...

    All new window units are the same garbage. Wont last 3 years before all the refrigerant leaks out. Keep the 30 year old one
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    They did. It was called r-12

    They did. It was called r-12
  7. Replies
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    336

    After vacuuming, charge liquid through the high...

    After vacuuming, charge liquid through the high side. Weigh in about 3/4 of what you think it will hold. Then start it up and charge liquid through the low side to finish. Just charge into the low...
  8. Thread: Tandem halo

    by craig1
    Replies
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    749

    I was thinking that, but then I thought maybe the...

    I was thinking that, but then I thought maybe the installer just didn't have a coupling handy, which if thats the case would be holarious
  9. Because the race would be over by the time your...

    Because the race would be over by the time your rocket ignites

    On a serious note, rocket cars are faster, but they're not "fun" or "competitive" in the same way as a too fuel race. So much goes...
  10. Replies
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    Texas Air Conditioning License

    Texas Air Conditioning License
  11. Replies
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    269

    I put a Fujitsu 4 zone system in my vacation...

    I put a Fujitsu 4 zone system in my vacation cabin. It is rated down to 14 degrees above zero. It kept the house at 70 when the outdoor was -10. When I was not there the outdoor temp dropped to...
  12. Since you said the liquid line is frosting, I'm...

    Since you said the liquid line is frosting, I'm assuming its running in HP mode right now. I'd be more willing to bet you have a problem with the internal check valve not opening as opposed to the...
  13. The pressure drop through the evaporator and...

    The pressure drop through the evaporator and distributor means that the suction line is at a lower pressure and therefore temperature
  14. A very good possibility..... Ambient CO was...

    A very good possibility.....
    Ambient CO was 16PPM
    Both boilers were back drafting 100% of their flue gasses due to the whole building being in a negative pressure. The cause was clogged filters on...
  15. Actually it was a Restaraunt/ banquet hall. The...

    Actually it was a Restaraunt/ banquet hall. The funny part was when the owner opened the boiler room it got him too.
  16. Worse than the customer looking over your shoulder

    I did a descaling on these two water heaters


    478581

    And this guy was looking over my shoulder the whole time.


    478591
  17. Replies
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    yes, that will work. However, unless you are...

    yes, that will work. However, unless you are getting it super cheap I can't imagine its cost effective if you have to replace the wiring with heaver gauge.

    have you tried opening up the old one...
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    255

    In its place you can use an AEA4440YXA. The...

    In its place you can use an AEA4440YXA. The first 4 indicates it has a start capacitor, where yours has a 3 which indicates no capacitor.

    The capacitor model is often cheaper at the supply house...
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    269

    I don't know, why are you ???? :D because you...

    I don't know, why are you ???? :D because you took the bait from those lineset flush companies that imply that if you mix POE and mineral oil something bad will happen?
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    370

    In HP the piston should be restricting. In AC...

    In HP the piston should be restricting. In AC mode it should not be. If yours is restricting, then it is in the HP mode. If it was stuck in the other position it would be dumping liquid into the...
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    I see your P-trap bandit and raise you this.... ...

    I see your P-trap bandit and raise you this....


    476201
  22. If its so hard to get off, does it matter if its...

    If its so hard to get off, does it matter if its there in the first place?

    I think next you should try some POE Oil. If that doesn't take it off, it's probably not a problem. The stuff will just...
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    370

    It sounds like its working normal. The piston...

    It sounds like its working normal. The piston should be restricting refrigerant flow to the condenser during HP mode and frost the 3/8 in the condenser is normal. I would look elsewhere for your...
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    Ideally you want your condensing temp to be as...

    Ideally you want your condensing temp to be as close to ambient as possible. Of course for this to happen you have to increase heat transfer efficiency so that not as great of a differential is...
  25. I've flushed linsets after a burnout with RX-11...

    I've flushed linsets after a burnout with RX-11 and never seen then come out shiney clean.

    I don't bother with that stuff any more. Residential burnouts just get suction and liquid filters,...
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