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  • Bernie

    Member
    July 25, 2018 at 6:12 pm

    Hello

    Mac air valves are manufactured in Wixom Michigan.. their phone number is 248-624-7700 and their web site is mac@macvalves.com, address 30569 Beck Rd, Wixom, Michigan. I hope this helps.

    Darrell

  • Archived

    Member
    July 25, 2018 at 6:17 pm

    What does it do and how do you know you need a new one?

  • Archived

    Member
    July 25, 2018 at 10:28 pm

    Royale Phoenix, (574) 206-1216, usually have them in stock.

    Jon, they are used on the pneumatic dump valves and the step cover.

  • AL

    Member
    July 26, 2018 at 7:17 am

    That’s half my answer. How do you know when one has failed?

  • Dick

    Member
    July 26, 2018 at 7:53 am

    The dump valves do not open or close when the button is pushed. The step well cover will not Retract.

  • Archived

    Member
    July 27, 2018 at 12:53 pm

    That’s three different valves. HIGHLY unlikely that they would all fail at the same time. Do you have a lottery ticket?

    More likely an electrical or air pressure problem common to all locations.

  • Frederick

    Member
    August 1, 2018 at 9:09 am

    Thanks for the info. I have one bad one that controls the step slide. It moves real slow and it’s leaking air all the time. I had a similar problem with my dump valves when they went bad. I could not find where I got the other one a few years back. Thanks for the help

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