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dieselgrin's avatar
dieselgrin
Explorer
Apr 16, 2017

Noisy a/c fan

Is there a way to grease the a/c fan? If not, what about replacing? Thanks

5 Replies

  • Joe417 wrote:
    If you are mechanically and electrically handy, yes you can, depending on the AC you have.

    My AC fan started making a lot of noise and stopped turning. Pulled the motor out and found the bronze bushings were riveted in. I carefully remove the armature from each half of the motor housing and found they weren't worn out just dry of grease. I drilled the rivets out, polished the shafts, heat greased the bushings, and reassembled with screws.

    Still running well after maybe a year and a half.

    If the bushings are worn you may not be able to find replacements.

    You can always replace the fan motor. Most are sold on ebay.


    Probably more than I can handle. Lol. I'll climb up there to check brand and model. It's pretty old.
  • If you are mechanically and electrically handy, yes you can, depending on the AC you have.

    My AC fan started making a lot of noise and stopped turning. Pulled the motor out and found the bronze bushings were riveted in. I carefully remove the armature from each half of the motor housing and found they weren't worn out just dry of grease. I drilled the rivets out, polished the shafts, heat greased the bushings, and reassembled with screws.

    Still running well after maybe a year and a half.

    If the bushings are worn you may not be able to find replacements.

    You can always replace the fan motor. Most are sold on ebay.
  • My bust. It's roof unit. It's ducted and has simple cover for shower .
  • dieselgrin wrote:
    Is there a way to grease the a/c fan? If not, what about replacing? Thanks


    Is it ducted a/couple or blast from the center a/c?
  • No, there is no zerk fitting. replace it. Most fans are less the $100.

    Of course I am guessing as to which A/C fan you are talking about. Dash, basement, or roof.

    As you did not provide enough information.

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