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Thread: 460V 1PH condenser fan motor ????

  1. #1
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    Thumbs up 460V 1PH condenser fan motor ????

    Today we got a call from the local circuit city, they had one system tripping on high head pressure (they can monitor/diagnose this from there head quaters) My tech pulls out the burned condenser fan motor condenser fan motor is a 460V single phase motor. Is there anything out there like this after market or do I have to contact Lennox? I really would not want to go threw Lennox unless its absolutly neccesary to do so? Thanx guys
    WARNING:IF YOU DON'T KNOW THEN DON'T DO, SO THOSE WHO KNOW WHAT YOU DIDN'T KNOW DON'T END UP UNDOING WHAT YOU DID SO IT COULD GET DONE RIGHT!

  2. #2
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    Quote Originally Posted by AcDOCnTRAINIG View Post
    Today we got a call from the local circuit city, they had one system tripping on high head pressure (they can monitor/diagnose this from there head quaters) My tech pulls out the burned condenser fan motor condenser fan motor is a 460V single phase motor. Is there anything out there like this after market or do I have to contact Lennox? I really would not want to go threw Lennox unless its absolutly neccesary to do so? Thanx guys
    I think graingers might have some you can order If I remember correctly.

  3. #3
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    most suppliers in Arizona(not that you are in Arizona) carry 460v single phase motors...they are fairly common...
    "If history repeats itself I am so getting a dinosaur"

  4. #4
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    1 hp not 1ph...has to be 3 ph

  5. #5
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    Quote Originally Posted by rambonole View Post
    1 hp not 1ph...has to be 3 ph
    wrong answer He does mean single phase!

  6. #6
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    I don't even bother trying to find an after market motor for Lennox anymore. I tell the customer that it's OEM only and to expect to pay big $$ for it. Too many times I've matched up an aftermarket motor that would overheat, over amp, whatever. Easier to just suck it up and pay the $$. Tell the customer not to buy Lennox equipment next time.

    PS...I wouldn't even wish a Lennox on my ex-wife.
    Leadership...the ability to move forward even when you've burned your foot.

  7. #7
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    yah just what hvaccolo said.

  8. #8
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    I believe Circuit City buys there equipment (Lennox) on a national basis...to suggest they buy different is going to be a lesson in futility.

  9. #9
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    Yea I worked on a few 460v 3ph rooftop units with single phase condenser fan motors. If seen a few. I dont think it would be a problem for you to get one. Make sure u get the new cap for it too.
    Local 638

    Currently

  10. #10
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    Anything less then 1 horsepower is generally going to be single phase I would imagine...that small of a three phase motor is a waste, unless its dual-voltage...
    "If history repeats itself I am so getting a dinosaur"

  11. #11
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    Rain Shield

    Carrier and Trane both have a 1ph 460 volt motor. I have replaced that same Lennox motor.

    Yes, make sure you replace the capacitor and also the Rain Shield, if it has one existing!

    Some of these motors have a certain frame size that will indicate shaft size!

    Some have 1/2" shaft some have 5/8" shaft.

    Johnstone Supply is pretty good with OEM replacements. They can UPS, if you pay by credit card, should you not have a account. http://www.johnstonesupply.com/corp/Default.aspx

    AO Smith used to make a motor that included a rain shield, that was very dependable and versatile, with a 5/8" shaft, but you had to remove the electrical pecker head on some installs.
    Dealing with Global Warming

  12. #12
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    Thread Starter

    Thumbs up Lennox It Is! S**t

    Thanx guys I went with Lennox I had no choice the rain shield was damanged on the old motor & the modem on another unit went bad so I had no choice Lennox it was, you guys were not kidding it was VERY EXPENSIVE PARTS NOT $000.00 expensive I mean $0000.00 our cost. We ordered an extra motor to keep here in the shop,but they are gonna sign a maintance agreement for three local stores so its all GRAVY
    WARNING:IF YOU DON'T KNOW THEN DON'T DO, SO THOSE WHO KNOW WHAT YOU DIDN'T KNOW DON'T END UP UNDOING WHAT YOU DID SO IT COULD GET DONE RIGHT!

  13. #13
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    AO Smith FC1106

    Glad to here about your success!

    Here is a link to the AO Smith Motor I like to stock as it can fit quite a bit of applications.
    http://www.emotorpro.com/index.asp?P...OD&ProdID=3228

    They also offer a 1/2" shaft version, but I think the horsepower drops to 3/4 HP, if I remember correctly. They also have a 1.5 HP that will drop in most larger Trane Voyagers, that have the 1 Ph 460Volt. You will notice the AO Smith can be used in 208/230 or 460V applications. You have the option to wire it per your application. I like the attached rain shield.

    I know the OEM motors sometimes are very pricey and some seem to fail way to soon for the price!
    Dealing with Global Warming

  14. #14
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    LOL, one post and he tripped on his bone, we have a winner.
    Quote Originally Posted by chiller32 View Post
    wrong answer He does mean single phase!
    To much work with too little time!!!!

  15. #15
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    If it's a 25 ton or less like and LGA it is a 1/3 hp. We use a Marathon #441-3460X457. I believe ours come from Johnstone ..Got a few in the van so I took the # off the box.
    I'm not tolerating Political Correctness anymore, from now on it's tell it like it is.

    Veto Pro Pak - The best tool bag you'll ever own






  16. #16
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    Quote Originally Posted by absrbrtek View Post
    LOL, one post and he tripped on his bone, we have a winner.
    true knowledge exists in knowing that you know nothing.

  17. #17
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    Quote Originally Posted by Texas-Tech View Post
    If it's a 25 ton or less like and LGA it is a 1/3 hp. We use a Marathon #441-3460X457. I believe ours come from Johnstone ..Got a few in the van so I took the # off the box.

    25th ID
    true knowledge exists in knowing that you know nothing.

  18. #18
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    we usually use a local motor company.
    single phase 460 volt 1 hp any rooftop guy has changed thousands of them.

    I changed 32 at one account.

    find a local armature ,or look under electric motor shop!

    you can save alot!!!!!!!!!!
    true knowledge exists in knowing that you know nothing.

  19. #19
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    if you mean 25th Infantry, your correct.2/27th wolfhounds to be exact
    I'm not tolerating Political Correctness anymore, from now on it's tell it like it is.

    Veto Pro Pak - The best tool bag you'll ever own






  20. #20
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    I was in the 24th id our unit patch kinda looks alike
    true knowledge exists in knowing that you know nothing.

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