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  1. Thread: Zoom lock?

    by johnpast
    Replies
    5
    Views
    404

    IMHO, a dry fitting such as the crimp will leak...

    IMHO, a dry fitting such as the crimp will leak from expansion and contraction. They have not been proven overtime. I have no faith in these crimping tube products and would only use them for drain...
  2. Replies
    7
    Views
    386

    Always apply the solution as a flat liquid free...

    Always apply the solution as a flat liquid free of bubbles or foam. If the leak is large, lower pressure will keep the solution from blowing off the leak. Then for really tiny slow leaks, jack the...
  3. Replies
    9
    Views
    489

    It could be that they sold seamed copper instead...

    It could be that they sold seamed copper instead of drawn copper.
  4. Replies
    12
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    1,037

    Hi Guys, this is John Pastorello from...

    Hi Guys, this is John Pastorello from Refrigeration Technologies, as mentioned above, we make a low temperature version of Big Blu called Super Blu. Hope this helps and thanks for the question.
  5. Thread: Trace A Gas.

    by johnpast
    Replies
    9
    Views
    1,466

    This product is simply not practical for HVAC...

    This product is simply not practical for HVAC servicing. You would need to recover the system charge; add this gas; go buy a hydrogen leak detector starting at about $15K; and learn to maneuver a...
  6. Replies
    49
    Views
    10,694

    Hi safebustr, No OEM has ever objected to the use...

    Hi safebustr, No OEM has ever objected to the use of Nylog. We repackage Nylog for many OEM's into small 2-4cc one time use polytubes. These polytubes are supplied with each minisplit with...
  7. Replies
    49
    Views
    10,694

    It is not only compatible but miscible in each...

    It is not only compatible but miscible in each oil. Our Nylog Red is made from Mineral Oil and our Nylog Blue is made from POE. Use the Nylog Blue for any refrigerant or oil combination since POE is...
  8. Replies
    49
    Views
    10,694

    Hi all, I am John Pastorello with Refrigeration...

    Hi all, I am John Pastorello with Refrigeration Technologies the makers of Nylog. I was asked to answer this question by pm. Nylog is a viscoelastic form of refrigeration oil. In simple words it is...
  9. Replies
    14
    Views
    2,434

    After you sand your fittings with AlO2 cloth...

    After you sand your fittings with AlO2 cloth always wipe off all the grit. ALO2 granules are used inside a filter drier with molecule sieve to help adsorb moisture and neutralize acid.
  10. Replies
    14
    Views
    2,408

    A study conducted by Sporlan Div of Parker...

    A study conducted by Sporlan Div of Parker Hannifin showed that at least 10% of the flushing agent is left behind even after nitrogen purge and evacuation. Copeland has concluded that the use of a...
  11. Thread: A/C Renew

    by johnpast
    Replies
    31
    Views
    7,883

    Hi Bob, The corrosion inhibitor used in the...

    Hi Bob,

    The corrosion inhibitor used in the lubricant is Cobratec CO-911-S from PMC Specialties in OH. They are benzotriazoles. Cheaper and less refined versions are coming in from China. So the...
  12. Actually white (clear) mineral oil from any drug...

    Actually white (clear) mineral oil from any drug store works best to refill gauges.
  13. Replies
    75
    Views
    31,703

    Nylog or any oil will darken overtime due to...

    Nylog or any oil will darken overtime due to exposure to [air] oxygen, hence oxidation. This will in no way affect performance.
  14. Replies
    75
    Views
    31,703

    You can use Nylog Blue with any refrigerant or...

    You can use Nylog Blue with any refrigerant or system oil. We make two versions of Nylog, one with Mineral oil, (the Red) and the other with POE, (the Blue). Nylog Blue can be used universally. The...
  15. Replies
    75
    Views
    31,703

    We have been manufacturing Nylog since 1995. It...

    We have been manufacturing Nylog since 1995. It is great to hear all the positive feedback on our product.

    Thanks,

    John Pastorello
    Refrigeration Technologies
  16. Replies
    23
    Views
    4,437

    Make sure that this system does not have a...

    Make sure that this system does not have a suction to liquid line sub-cooler. I once had trouble clearing a sight glass on an R-12 system in the same manner. I discovered that the sub-cooler had...
  17. Your SH should fluctuate 8-12; 15-20 is telling...

    Your SH should fluctuate 8-12; 15-20 is telling me the TXV needs to be opened or just replace it to play it safe.
  18. Thread: Filter drier

    by johnpast
    Replies
    29
    Views
    4,247

    The reason for always installing a LL drier is...

    The reason for always installing a LL drier is well documented. It is your cheapest protection from debris and moisture degradation. You need to stop metal wear from blocking the expansion devise....
  19. Thread: Filter drier

    by johnpast
    Replies
    29
    Views
    4,247

    The coolest location is best.

    The coolest location is best.
  20. Thread: Filter drier

    by johnpast
    Replies
    29
    Views
    4,247

    The reason for placing the LL drier next to the...

    The reason for placing the LL drier next to the indoor evaporator as opposed to the outdoor condenser is to gain greater moisture removal and retention. Driers are much more efficient when placed at...
  21. Replies
    6
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    502

    Get more plays to S. Holmes and they would be...

    Get more plays to S. Holmes and they would be winning.
  22. Replies
    9
    Views
    1,607

    If it walks like a .....

    If it walks like a .....
  23. Thread: Ice Cold

    by johnpast
    Replies
    3
    Views
    2,375

    We have all heard this before; it is the never...

    We have all heard this before; it is the never ending story. Product probably makes extraordinary claims with artificial data, charts, graphs and untraceable lab sources. Price will be outlandish.
  24. Replies
    16
    Views
    2,001

    I am a broken down old HVAC tech and now use a...

    I am a broken down old HVAC tech and now use a devise call a Nubax. It applies traction from a kneeling position to the lower back. It will not repair damage to the spine or disks but it really takes...
  25. Replies
    10
    Views
    1,817

    Tell him that buying "cheap" always costs more in...

    Tell him that buying "cheap" always costs more in the long run.
  26. Replies
    12
    Views
    1,699

    Should be about +2 psi suction @ 5F.

    Should be about +2 psi suction @ 5F.
  27. Thread: The Economy

    by johnpast
    Replies
    8
    Views
    729

    The Economy

    I am not a stock market guru but I think this economy is set to get hammered. We make chemical products for the HVACR industry. I am having trouble getting basic raw material from my suppliers, lead...
  28. Replies
    5
    Views
    2,806

    I have one and I hate it because the 9v batteries...

    I have one and I hate it because the 9v batteries run down too fast.
  29. Replies
    14
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    6,223

    Instant corrosion, not advised. Save the tablets...

    Instant corrosion, not advised. Save the tablets for the pool and spa.
  30. Replies
    5
    Views
    1,064

    Vacuum Pump and Micron Gauge???

    Vacuum Pump and Micron Gauge???
  31. Thread: Frigi-Tech

    by johnpast
    Replies
    8
    Views
    2,894

    SCAM

    SCAM
  32. Just interviewed an old Calgon vet of 20 some...

    Just interviewed an old Calgon vet of 20 some years for a job here. Besides his arrogance he spelled it "refridgeration" on his resume.
  33. I would recommend you write the extended warranty...

    I would recommend you write the extended warranty into the sales contract. Charge 30% of your cost on the equipment. Example your cost = $1000, charge $300. We do this on all equipment and compressor...
  34. Replies
    26
    Views
    2,145

    On a plane flight (AeroMex) down to Cabo they...

    On a plane flight (AeroMex) down to Cabo they give you all the Modelo you want to drink. Most people can't get stomach anymore than 1/2 can. The stuff tastes like it came from someones armpit.
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