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Type: Posts; User: shellkamp

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  1. A 410 coil only needs an R22 valve installed to...

    A 410 coil only needs an R22 valve installed to make it an R22 coil.

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  2. Replies
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    What's the factory setting for defrost time? ...

    What's the factory setting for defrost time?

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  3. Replies
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    Someone to blame when your wall of pride posts...

    Someone to blame when your wall of pride posts get criticized?

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  4. Replies
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    Just as post #175 predicted! Sent from my Moto...

    Just as post #175 predicted!

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  5. Looking forward to learning more about it. ...

    Looking forward to learning more about it.

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  6. In a way it's like adding compressible vapor into...

    In a way it's like adding compressible vapor into a liquid pump, causing it to be less (is "volumetrically" the correct term for a liquid pump?) efficient.

    I would say it's caused by lack of...
  7. Thread: I need help!

    by shellkamp
    Replies
    31
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    1,086

    It's an efficiency thing. Cut the old out, solder...

    It's an efficiency thing. Cut the old out, solder the new one in (with the filter drier, of course) and get the pump on.

    Cleanup and braze the stubs shut on the old and by the time I'm done with...
  8. Thread: I need help!

    by shellkamp
    Replies
    31
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    1,086

    Mine end up sitting for a while before I braze...

    Mine end up sitting for a while before I braze them shut, so I'd think at atmospheric pressure the refrigerant would be eager to escape.

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  9. Thread: I need help!

    by shellkamp
    Replies
    31
    Views
    1,086

    How do you expect they'll test for that? Sent...

    How do you expect they'll test for that?

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  10. Thread: I need help!

    by shellkamp
    Replies
    31
    Views
    1,086

    You could also just throw a 404a valve on the...

    You could also just throw a 404a valve on the system and save yourself the expense of wasting the 404a already used as well as the R22 (or replacement gas) you would need to switch it to.

    Sent...
  11. Thread: I need help!

    by shellkamp
    Replies
    31
    Views
    1,086

    404a and R22 are similar enough it would work in...

    404a and R22 are similar enough it would work in a pinch. I've had to throw an R22 power head on a 404a walk in cooler until I could get the part the next morning.

    I would not leave it that way,...
  12. The way I'm reading it is that multi-family homes...

    The way I'm reading it is that multi-family homes are going to be allowed in previously "single-family-dwellings-only" zones.

    The main downside I see to this is a possibility for...
  13. Thread: Buying tools

    by shellkamp
    Replies
    44
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    2,309

    Yes, this is what I was saying, I don't think...

    Yes, this is what I was saying, I don't think your negligence should make me liable for your tool replacement, but if you wear your shit out making me big bucks then sure, that's reasonable.

    I...
  14. Thread: Buying tools

    by shellkamp
    Replies
    44
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    2,309

    I think you're taking what I'm saying to an...

    I think you're taking what I'm saying to an illogical end.

    But rest assured, this is only my opinion, and I'm not a business owner, just a manager. I have zero power to change the workman's comp...
  15. Thread: Buying tools

    by shellkamp
    Replies
    44
    Views
    2,309

    That's where I disagree (depending on the...

    That's where I disagree (depending on the circumstances). If I give you training to work safely and you choose to ignore that training, directly resulting in your injury, then I should not be liable...
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    Wait for the series 6 thermostats, which were all...

    Wait for the series 6 thermostats, which were all manufactured within the last week or two.

    Series 5 thermostats are still having problems.

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  17. Replies
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    "Never complain, never explain" Sent from my...

    "Never complain, never explain"

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  18. Thread: NEW BRAND!!!

    by shellkamp
    Replies
    17
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    1,083

    Service facts for the package unit said they use...

    Service facts for the package unit said they use microchannel condenser coils.

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  19. Thread: NEW BRAND!!!

    by shellkamp
    Replies
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    1,083

    The one I saw had spine fin. I think it was a...

    The one I saw had spine fin. I think it was a split system. Not 100 percent sure about the package units.

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  20. Replies
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    Another dealer in my area claims that they got a...

    Another dealer in my area claims that they got a shipment of series 5 T-6s that were faulty as well.

    My account rep's contact at Honeywell initially told him "never heard of any issues" when I...
  21. Thread: NEW BRAND!!!

    by shellkamp
    Replies
    17
    Views
    1,083

    The outdoor coils are actually spine fin. ...

    The outdoor coils are actually spine fin.

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  22. Installers should do a load calculation followed...

    Installers should do a load calculation followed by an "as-built" on diamond-system builder to confirm that their design is suited to perform the job.

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  23. Thread: Buying tools

    by shellkamp
    Replies
    44
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    2,309

    I'm not so sure I would have the guts to ask my...

    I'm not so sure I would have the guts to ask my employer for a replacement tool if it's my clumsiness or misuse of it that made it fail.

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  24. I'll bet the indoor coil had a piston or a TXV...

    I'll bet the indoor coil had a piston or a TXV that was not a hard shut-off type.

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  25. Replies
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    The qualifier legally has to have a stake in the...

    The qualifier legally has to have a stake in the business. They will ultimately be held responsible for what happens under their license.

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  26. Replies
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    Where are you reading the head pressure? I'd want...

    Where are you reading the head pressure? I'd want to see if there was a massive pressure drop across any particular component between the compressor discharge line and TXV. By the sounds of it the...
  27. They also say static can be too low and sell a...

    They also say static can be too low and sell a baffle kit to keep the water sticking to the coil.

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  28. Replies
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    Pretty sure the noise cancellation feature is...

    Pretty sure the noise cancellation feature is just for the earpiece.

    If your microphone was noise cancelling, then tech support would never hear you!

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  29. Replies
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    That's a resistive load Sent from my Moto Z...

    That's a resistive load

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  30. Replies
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    It's my understanding that some like it hot. ...

    It's my understanding that some like it hot.

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  31. Replies
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    Ohms law doesn't work on inductive loads....

    Ohms law doesn't work on inductive loads. Impedance is what you'd need to look into

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  32. Replies
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    Poll: The GTX wasn't turbo charged or supercharged from...

    The GTX wasn't turbo charged or supercharged from the factory - The 440 was already a beast of a motor naturally aspirated (second only to the Hemi). The lever-operated air scoops are just a...
  33. Replies
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    Get cc info before you go out Sent from my...

    Get cc info before you go out

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  34. Replies
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    The distributor and/or manufacturer can simply...

    The distributor and/or manufacturer can simply choose not to issue the credit to the contractor.

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  35. Replies
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    Yeah, based on the enthalpy of the refrigerant at...

    Yeah, based on the enthalpy of the refrigerant at the conditions the system would need to operate at, which dictates the volume that the compressor needs to move.

    Sent from my Moto Z (2) using...
  36. Replies
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    That kinda looks like a mini cooling tower I saw...

    That kinda looks like a mini cooling tower I saw back in tech school.

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  37. Replies
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    Hospital rooms are typically designed to be...

    Hospital rooms are typically designed to be negative compared to the hallways (to prevent the spread of airborne pathogens), but I think overall they want a very slightly positive building because...
  38. Doesn't make a difference to the equipment. ...

    Doesn't make a difference to the equipment.

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  39. Replies
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    6 compressors in 10 years could make for A LOT of...

    6 compressors in 10 years could make for A LOT of extra oil in the system.

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  40. Replies
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    Back when I made manifolds I used to say that all...

    Back when I made manifolds I used to say that all the time.

    I don't say it anymore because I went out of business, but....

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  41. Replies
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    You probably had a cold joint. Sent from my...

    You probably had a cold joint.

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  42. Replies
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    I have had good luck repairing aluminum with...

    I have had good luck repairing aluminum with Lucas Milhaupt AL 822 using an oxy/acetylene torch (gingerly). When I tried with a mapp-gas torch it didn't turn out well.

    Sent from my Moto Z (2)...
  43. Is the condenser water cooled or air cooled? If...

    Is the condenser water cooled or air cooled? If water cooled, there is typically a water regulator valve that maintains a relatively steady head pressure.

    If it's air cooled I'd probably be...
  44. Replies
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    It's always been 45 degree flares for HVAC. ...

    It's always been 45 degree flares for HVAC.

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  45. Replies
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    2,098

    If I had to guess - it's because it's a...

    If I had to guess - it's because it's a value-adding feature that was able to increase the price point as well as demand for their product.

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  46. Replies
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    I'm trying to think of a reach in manufacturer...

    I'm trying to think of a reach in manufacturer that doesn't specify the maximum ambient it's designed to work in.

    True used to advertise 100 degrees if I'm not mistaken.

    I've seen advantco prep...
  47. Replies
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    I guess it depends on how you think about it - a...

    I guess it depends on how you think about it - a regular orifice will have a direct correlation between discharge pressure and suction pressure, whereas the cap tube will "regulate" the flow as the...
  48. That's my primary AND backup set. :Grin: ...

    That's my primary AND backup set. :Grin:



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  49. Replies
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    If the house maintains 74 degrees during the...

    If the house maintains 74 degrees during the warmest part of the day the system is sized perfectly, or damn close to it.

    Since an air conditioner cannot dehumidify without running, and you (and I)...
  50. You should be able to rebuild 2 core tools with...

    You should be able to rebuild 2 core tools with one kit.

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