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Type: Posts; User: wormy

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  1. just a thought.... double check your gauges and...

    just a thought....
    double check your gauges and meters... make sure everything is reading properly and calibrated
    nothing sucks worse than having the wrong numbers
    we're only as good as our tools ...
  2. Replies
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    420

    wait till you see an old unit with that uses the...

    wait till you see an old unit with that uses the capacitor as part of the crankcase heater circuit

    Trane used this years ago.... just ran across and old Rheam (or was it was it a RUUD) that did...
  3. Thread: Low voltage

    by wormy
    Replies
    3
    Views
    421

    isn't a 3000 stat a HP stat? if so... you better...

    isn't a 3000 stat a HP stat?
    if so... you better not use that or your air conditioner is gonna kick on when you call
    for first stage heat. You just need a normal stat not a heat pump stat.

    gas...
  4. Replies
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    3,245

    opened a carrier package unit once very very old...

    opened a carrier package unit once
    very very old model..... heat section on right / compressor section on left
    wished I could tell you model number

    huge wasp nest
    red wasps

    go down
    grab...
  5. its a shame they installed a new system that uses...

    its a shame they installed a new system that uses r22
  6. Replies
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    1,433

    i've seen this once on a lab chest type freezer...

    i've seen this once on a lab chest type freezer
    pretty sure it was a 404a system
    w/ rotary compressor as well
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    572

    Ran into a Carrier system before that had...

    Ran into a Carrier system before that had something like 4 pounds of refrigerant listed on the nameplate
    split system.... similiar to a mini-split.... had a compact evap/fan section hanging from the...
  8. Replies
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    548

    Picturing the scene from Poltergeist where the...

    Picturing the scene from Poltergeist where the community was built over a cemetery and coffins came poppin up out of the ground.

    when they're driving off.... you gotta yell along with them......
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    449

    Had to do some refreshing on the subject myself ...

    Had to do some refreshing on the subject myself

    The dwyer gauge I used with my pitot tube had a FPM scale on it to do the conversion automatically
    I would traverse the duct and average all my FPM...
  10. Replies
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    1,354

    Just so I wouldn't drive myself nuts with...

    Just so I wouldn't drive myself nuts with this....
    I looked up the manual for the panasonic in the guard shack I talked about
    its the one with the HUGE temp swing I mentioned....
    here's how the...
  11. Replies
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    1,354

    Ironic..... Not that anyone is actually...

    Ironic.....

    Not that anyone is actually interested in this story...
    but I'm venting none the less
    and this looks like a good spot to put it hehe

    Talk about mini splits, and end up at one of...
  12. Replies
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    1,354

    As mentioned before.... the translation from...

    As mentioned before....
    the translation from Korean to English is horrid
    I've pulled my hair out many times trying to figure out what they are trying to say

    Customers have a hard time with the...
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    2,547

    white and brown w/ white stripe are one and the...

    white and brown w/ white stripe are one and the same
    ohm them out and you'll see they ohm out zero ohms

    putting a wire nut on the brown w/ white stripe and not connecting it to an
  14. Replies
    36
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    2,310

    I don't set up a lock out temp. We install...

    I don't set up a lock out temp.
    We install mostly TCONT402 stats
    really nice with dual fuel
    without the lockout enabled.... it calculates how long the the system has ran and decides what it needs...
  15. Thread: contactor issue

    by wormy
    Replies
    67
    Views
    5,179

    Voltage applied to contactor coil usually equates...

    Voltage applied to contactor coil usually equates to contactor pulling in right?

    Think a little further in depth and we really need electrical current moving into the coil to produce a magnetic...
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    739

    http://www.morrisproducts.com/wire-management/plas...

    http://www.morrisproducts.com/wire-management/plastic-knockout-plugs.asp

    Was just doing random searches to help out and run across this
    hope it helps
  17. Replies
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    415

    I see lots of offices suffer from stratification...

    I see lots of offices suffer from stratification
    Supply and Return in ceiling
    Since return is not near floor, it can't draw in cooler air laying on the floor
    the supply grilles are all 'identical'...
  18. Replies
    3
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    415

    Google search "Terminal Velocity Hart and Cooley"...

    Google search "Terminal Velocity Hart and Cooley"
    Read the first PDF "Throw, Blow, Flow, Oh No!"

    See if that gets you headed in the right direction
  19. Replies
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    1,865

    Where does the high voltage reading come from? ...

    Where does the high voltage reading come from?

    Wormy's simplified version

    When you pass a magnet (or more precisely the lines of the magnetic field) near a conductor, an electrical current is...
  20. Thread: Stumped

    by wormy
    Replies
    29
    Views
    1,933

    along the same lines as the compressor protection...

    along the same lines as the compressor protection mentioned before......
    this video mentions larger sized compressors
    I believe the technology has finally migrated to their smaller compressors...
  21. Replies
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    105,244

    Had a customer with no heat When I walked in the...

    Had a customer with no heat
    When I walked in the house, I smelled burnt paper and saw the ceiling kinda blackened.
    Asked about it, and the lady said...

    We were cold... my husband decided to...
  22. I'll take a stab at another way to look at it....

    I'll take a stab at another way to look at it.
    Grant it... it may not be the right answer
    I'm just trying to wrap my head around it as well.

    High outdoor temp = high compressor amperage
    Low...
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    17,049

    http://www.toptechparts.com/iaq/airknight.html ...

    http://www.toptechparts.com/iaq/airknight.html


    I bought a Bryant Evolution gas pack from our distributor for a killer discount.
    Another dealer had ordered the equipment and it sat in their lot...
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    400

    possible high pressure safety switch opening...

    possible high pressure safety switch opening trying to protect the equipment from high refrigerant pressures.


    110 outdoor temp AND 87 degree indoor temp will cause the refrigerant pressures to...
  25. Thread: Failed VFD's

    by wormy
    Replies
    11
    Views
    1,891

    Reminds me of the time..... extremely hot get...

    Reminds me of the time.....

    extremely hot
    get late call
    My A/C is out and I have a bunch of kids
    I arrive to an extremely hot mobile home with a
    window unit.
    I pull in and tell the guy we...
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