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  • R12 and R14 relay valves part#’s

    Posted by Art on March 10, 2024 at 7:45 pm

    I replaced 3- R12 relay valves and 1- R14 relay about 7 years ago with new Bendix relays the only problem from what I remember was the R14 was a little different then what came off mounting was a little different, Here are some pictures,I know there are some differences in relays,I going to at least replace the 1-R14 relay because it was a little off and it does the spring brake also Here is a picture of The box from new R14 valve and a picture of the old R14 valve And a Number on it old R14 7-294826-A I might call Bendix and ask them any one know correct part #’s

    Ken replied 2 years, 5 months ago 3 Members · 2 Replies
  • 2 Replies
  • Ken

    Member
    March 11, 2024 at 11:27 pm

    Hello Art – on my 2006 yr model H3 chassis, the R-14 is Wabco brand, purchased from Prevost Parts just a couple of months ago.
    The second photo is after I installed it.

  • Bill

    Member
    March 12, 2024 at 2:01 pm

    Pretty clean set up Jeff , I’ve replaced all those parts you show but it’s been 6 plus years ago so lately I’ve had more air leaks

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