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  1. #1
    Member
    Join Date
    Jun 2023
    Location
    Texas
    Posts
    2

    New MG Xi3 making humming noise, is it normal?

    Good morning everyone, thank you for taking the time to read my post.

    I have a brand new MG Xi3, 70# 24V, 54" trolling motor mounted on the bow. Under higher speeds only it makes a whirring/humming/whistling sound, almost seems as if it's resonating up the shaft into the head. It can easily be heard from the back of the boat (18' center console).

    It does not make the noise in GPS hold (probably because of the lower RPM while holding). Also, the noise disappears depending on if the motor is turned into or out of the current/ boat drift direction, almost like if the load changes on the prop, changes the noise.

    The shaft is straight, prop is new, and nothing is tangled in the driveshaft. Out of the water the motor spins by hand, with nothing catching or making odd noise. Is this something I will have to live with, or should I take to to my local service center? The motor is great in every other aspect, however it's my first so this may be normal. Thank you!
    Last edited by Nathan8372; 06-04-2023 at 11:39 AM.

  2. Member
    Join Date
    May 2008
    Location
    Pierre Part, La
    Posts
    4,345
    #2
    Change the prop. Make sure it is a two blade.

  3. Member
    Join Date
    Jun 2023
    Location
    Texas
    Posts
    2
    #3
    Quote Originally Posted by Bradrodfish View Post
    Change the prop. Make sure it is a two blade.
    I have the three-blade prop installed, do you think the prop is the culprit?