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Type: Posts; User: IRBH

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  1. Replies
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    I believe the LAL 310 has about 33kbtu @ 25f ....

    I believe the LAL 310 has about 33kbtu @ 25f . Coupled with the 7k coil and allowing 12kbtu for the 1 ton txv fed coil, it appears balance point is about 25000btu @ 22f with 13f td. That's ...
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    Is a cv like your resume or what? If so, pm...

    Is a cv like your resume or what?

    If so, pm it to me and I can translate it so no one from the British Isles can understand it.

    That is the objective.

    You may have to accept Matt as your...
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    First thing Asm, your hi side shouldn't even be...

    First thing Asm, your hi side shouldn't even be hitting 300.

    Clean the condenser.

    Then, with all the crap you found, make sure a previous "tech" never upsized just the compressor on the...
  4. Thread: Capacitor Rules

    by IRBH
    Replies
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    2,148

    Also, I believe that the thinner, longer wires in...

    Also, I believe that the thinner, longer wires in the start winding have more inductive reactance.

    Interesting bit on the uneven rotation of motor...

    Geothermal AHU from new was rumbling &...
  5. Thread: YORK troubles

    by IRBH
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    A bit of troubleshooting right there... it being...

    A bit of troubleshooting right there... it being temperature-dependant & not a total false alarm.
  6. Thread: Capacitor Rules

    by IRBH
    Replies
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    2,148

    I think he means "max capacitor operating...

    I think he means "max capacitor operating voltage"

    in which case he's correct...v drop divides evenly across the two diaelectrics.
  7. Thread: Attitude Problem

    by IRBH
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    Actually, no, PHM. My problem is that I seem...

    Actually, no, PHM.

    My problem is that I seem to have an opinion on everything, which is ok if I could keep my mouth shut.

    Teacher said that his friend's bow is so powerful that the arrow...
  8. Thread: Attitude Problem

    by IRBH
    Replies
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    425

    Yeah, it comes with old age. {Spoken in the...

    Yeah, it comes with old age.

    {Spoken in the voice of an old man}.

    My attitude came at age fifteen- that's when the physics teach slid my desk into the hall for the year.
  9. Replies
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    Icy... I too must apologize, my thought was that...

    Icy... I too must apologize, my thought was that I would approach the troubleshooting differently.

    Your wrapup of us all arriving at the same conclusion is dead on.

    The terrible loss of the...
  10. Replies
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    With all due respect-you're wrong. What you...

    With all due respect-you're wrong.

    What you have is cause AND effect at the same location.

    Re-read my post... L2 handled the SAME current that destroyed L1, just fine.

    If you chose to...
  11. Replies
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    The rest is of no consequence...the heat &...

    The rest is of no consequence...the heat & destruction is caused by resistance at the point of damage.

    Remember, on a working system L2 is carrying the identical current as L1.

    HVAC's nursery...
  12. Replies
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    I can't seem to get further in your link than it...

    I can't seem to get further in your link than it stating that you're Peter, and that this is probably the coldest darn place you've lived.

    Nice to meet you, Peter.
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    Like most problems, I'll blame it on Trudeau. ...

    Like most problems, I'll blame it on Trudeau.

    Sorry <49 parallel, inside joke.

    We're not supposed to apologise so much...
    Sorry
  14. Replies
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    Would it kill you to give a location? ...

    Would it kill you to give a location?

    Keeprite, being a canadian company, just may put you in a cooler clime.
    The old Keeprites had a 'stat controlled 2spd fan, that seldom shifted into hi.
    ...
  15. Replies
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    I'm with you on not installing nozzles- "limit...

    I'm with you on not installing nozzles-
    "limit and evenly distribute the refrigerant..."

    isn't that what the TXV does?

    How many times could you not dial in a low enough SH to get full usage...
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    First thing that I'd check for is uneven...

    First thing that I'd check for is uneven condenser blockage.
    The 25cps static variation on the blade will snap them.
  17. Replies
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    QUOTE...change the liq. line filter with core...

    QUOTE...change the liq. line filter with core type filter add suction line filter also core type for burn out acid removal. pull vacuum to be sure it holds recharge system using supper heat method,...
  18. Replies
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    DD the cycling on the lo-pressure switch is...

    DD the cycling on the lo-pressure switch is perfectly normal, as is a llsv pump down system.

    The 24psig you say you have MAY just be a normally pumped down system.

    Take a break, use your...
  19. Replies
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    1,793

    DDCSD, just do your miracle thing, find the ...

    DDCSD, just do your miracle thing, find the leak & fix it. It's got a new compressor.
    The Dakotas have what, 8-9 days of AC a year? (kidding)

    I've seen some oddball opaque glasses. This...
  20. Replies
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    And the Jelly bean os ended my short lived ...

    And the Jelly bean os ended my short lived computer Internet-access-via-phone.
    I've been on here 2.5hrs keeping up with only 3 threads. That's $$200 bucks!
  21. Replies
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    Ouch, you threw me a curve... the "5 to 10 lbs...

    Ouch, you threw me a curve... the "5 to 10 lbs or even less"(of product) has morphed into supplying 35 homes!!

    This sounds like a great project that I would enjoy assisting with what little I...
  22. Thread: Other services

    by IRBH
    Replies
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    1,167

    kylefield, Ummscott just revealed the secret of...

    kylefield, Ummscott just revealed the secret of a good tech/owner making great bucks with less grime & utter filth associated with the hot side.

    As for repairing appliances, the last induction...
  23. Replies
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    kk it being a no-load test, I would not worry...

    kk it being a no-load test, I would not worry about the short run times.
    Loaded, in kitchen environment & use it should be fine.

    Adjust your water outlet temp when loaded.


    By your...
  24. Replies
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    Accessing with Android

    I only have internet via phone.
    Lately, screen refresh seems to hang up.
    This does not happen on any other site.

    Hope it's not a "update your browser"
    as most of the Android updates seem to...
  25. Replies
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    Are these readings & run times obtained with...

    Are these readings & run times obtained with units in service or just test runs?

    The 3 minute run is not good- can you lower your settings as 32 off is just air temp.
    Pans could be run colder...
  26. Replies
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    I know of no available hermetic freezers that...

    I know of no available hermetic freezers that will achieve your temperature range. But I have modified units that would approach
    -35f in tests (the outpost hospitals settled on -25 for their plasma...
  27. Replies
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    The best thing for checking rifles' headspacing.

    The best thing for checking rifles' headspacing.
  28. Replies
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    Well Greg, I've nothing better to do for a few...

    Well Greg, I've nothing better to do for a few minutes,so let's see...

    By your info you could be living in either Canada or hell ( they're both metric, I'm told).

    So I don't know what the...
  29. Thread: Capacitor

    by IRBH
    Replies
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    You get paid by the hour. I guess it's ok to...

    You get paid by the hour.
    I guess it's ok to waste a little time, but it's like taking your pants off to take a leak.
  30. Replies
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    What's the $'s in liability? The system...

    What's the $'s in liability?

    The system fails, the beer warms up.
    You do the repair, the beer chills.

    It's not ice cream.

    Icem's sizing profile is not oversized.

    Also, I'm not crazy...
  31. Replies
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    Did you use Nylog on the fittings? Staring at...

    Did you use Nylog on the fittings?

    Staring at N2 gauge reading is not leak checking, especially in rising ambient.

    What if leak's in the coils?

    Break out the electronic detector!

    Good...
  32. Replies
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    Because the little lady prefers the convenience...

    Because the little lady prefers the convenience of an upright freezer?

    Even though a chest type holds more,
    and you don't get that gravity-induced air change with every door opening.

    Domestic...
  33. I'll have to ponder that a bit. Normally, ...

    I'll have to ponder that a bit.
    Normally, evaporator free liquid refrigerant would have the opposite effect (higher suction pressure on start ).

    The system's 50psig static s pressure on a -36f...
  34. I was about to suggest a "lazy" txv till I saw...

    I was about to suggest a "lazy" txv till I saw this.
    As you know, a Headmaster equipped system has a proper ref charge.
    No variation for ambient etc.

    Monitor Hi side during the startup LP...
  35. Replies
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    A bulk, non-critical load, in Florida?

    A bulk, non-critical load, in Florida?
  36. Replies
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    If you're not a ref guy I take it that all your...

    If you're not a ref guy I take it that all your experience is in AC? ... Or not?

    You should be able to get this somewhat oddball makeup system to work (its worked for 5 years).

    Forget...
  37. Replies
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    Thanks for that tip, Ummscott. Coffee's on me...

    Thanks for that tip, Ummscott.

    Coffee's on me at the next math upgrade class.:grin2:
  38. Replies
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    John, that's ironic as my co was approached with...

    John, that's ironic as my co was approached with this very concept, in canada, TWENTY-TWO years ago!

    When I declined to peddle this to the City works & convince them to try a free sample, the rep...
  39. Replies
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    A moot question as a R134A system will work just...

    A moot question as a R134A system will work just great with R12.
  40. Not so, GA tech. He obviously has had ...

    Not so, GA tech.

    He obviously has had Salvation explained to him by his brother & SIL (note the irritation with them).

    Also Chases' post 109 hit a sore spot.

    GC, certainly no ill will...
  41. I just hope that you're not betting your eternity...

    I just hope that you're not betting your eternity on it.
  42. Replies
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    It gets expensive trying to cool the entire...

    It gets expensive trying to cool the entire town!

    Your cooled, dehumified air is escaping. out that 18 sq ft hole.
  43. Replies
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    Primmers, is there an accumulator on the unit? ...

    Primmers, is there an accumulator on the unit?

    Are you getting noise/vibration to point you to a washout, or is it a guess?

    From experience, I would be just as suspicious of a hung-up...
  44. Replies
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    I would suggest that you clamp off the heater...

    I would suggest that you clamp off the heater hose before condemming the AC.

    The blended-air system may be adding heat.
  45. Thanks for the link to the mini inverter...

    Thanks for the link to the mini inverter compressor.
    I found the input (100w) power req'd and with the COP of 3.05 does work out to 1040btu/hr.

    fyi to find the btu of the unit with the info...
  46. ZhuoHan, how's the project going? A...

    ZhuoHan, how's the project going?

    A capillary system takes time to pull down to acceptable SH.

    Did you have at least 6 ft (183cm) of cap tube after your trimming?
    If not, it loses much of...
  47. Replies
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    Why not just use R404? May not even need to swap...

    Why not just use R404?
    May not even need to swap txv element to C charge.
  48. Replies
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    It is a CCOT system-(cycling clutch). Adding...

    It is a CCOT system-(cycling clutch).

    Adding additional ref to a CCOT system is the same as overfilling a capillary system to get the SH down.

    A quick test is to switch blower speed to hi....
  49. Replies
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    A 1/4" txv for a small ice machine and another...

    A 1/4" txv for a small ice machine and another sd052 drier did the trick.

    If the txv wasn't laying around, I may have used an axv.
  50. Replies
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    Now I know what the Tower of Babel was like.

    Now I know what the Tower of Babel was like.
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