Air brake doesn't work / Bad parking brake valve

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  • Опубліковано 23 жов 2024

КОМЕНТАРІ • 58

  • @mirandarights5566
    @mirandarights5566 7 місяців тому +2

    Thank you for the video..I watched it yesterday and when the mechanic showed up to troubleshoot I mentioned what the problem might be.... after two hours of trying various things he came to the realization that the problem was indeed the pbv....😊

  • @vicpetrishak7705
    @vicpetrishak7705 10 місяців тому +3

    In situations when stuck in the boondocks , remove the cap off the air governor and loosen the screw to let the compressor pump 150 lbs . This will loosen the stuck air valve plunger . Readjust air governor , replace valve at home .

  • @anunodisooo1
    @anunodisooo1 7 місяців тому +1

    Thank you, very good break-down on how things work, my trailer breaks wont hold to slide my tandoms.

  • @marcelcovaci9922
    @marcelcovaci9922 2 роки тому +1

    Sănătate compatrioate! Mulțumesc pt explicație și video.

  • @brokemillionaire1500
    @brokemillionaire1500 9 місяців тому +1

    Now I know why my tractor parking won’t the truck thank u

  • @Art_99S
    @Art_99S Рік тому +1

    Is it the same reason why the trailer release nub doesn’t want to stay in release position?

  • @dereckisaac30
    @dereckisaac30 3 роки тому +1

    Got a question...2008 freightliner m2 lose air from both tanks while driving.force to pull over because the park brakes will engage...what do you think is the problem?

    • @lexacost
      @lexacost 2 роки тому +1

      Check the fittings at your tanks

  • @truckdoctor1973
    @truckdoctor1973 10 місяців тому

    Buna treaba baieti, multumim! Cat costa piesa si cat ar fi manopera la asa ceva?

  • @meharyyohanes4039
    @meharyyohanes4039 7 місяців тому

    Hi thanks for the tip where are you located please

  • @blaschalas
    @blaschalas 3 роки тому +1

    Thank you 🙏

  • @cjthebossmans301
    @cjthebossmans301 2 роки тому

    Do you know anything about international pro star,, air is coming out off my service blue lines that hook up to the trailer,,

  • @terrellscaife2411
    @terrellscaife2411 5 місяців тому +1

    Hey buddy, I’m having an issue with a bluebird bus when I push in the parking brake. Sometimes the parking brakes won’t release or it’s a delayed release. What are your suggestions?

    • @valeriumoscalu7580
      @valeriumoscalu7580  5 місяців тому

      Sometimes can be delayed release when the air tank doesn't have enough air, and you need to wait for the pressure to build up!

    • @valeriumoscalu7580
      @valeriumoscalu7580  5 місяців тому

      Sometimes can be the parking brake valve itself!

    • @terrellscaife2411
      @terrellscaife2411 5 місяців тому

      Where is the parking brake valve normally located?

    • @valeriumoscalu7580
      @valeriumoscalu7580  5 місяців тому

      Most of the time directly on the air tank!

    • @terrellscaife2411
      @terrellscaife2411 5 місяців тому +1

      Hey thanks

  • @keving6521
    @keving6521 Рік тому

    Hey Valeriu, I have a problem on my trailer. 2016 Great Dane when I apply trailer parking break and disconnect the red glad hand, the air comes out from the trailer side. Can you help me please. I replaced the valve that you replaced it didnt fix the problem. Air still comes out when I apply trailer parking break

    • @ismailbeghi3510
      @ismailbeghi3510 5 місяців тому

      Did u fixed the issue my head is blowing with same issue😢

  • @kewlchickification
    @kewlchickification 2 роки тому +3

    This is probably a question everyone knows but I’m wondering how a parking brake may become disengaged? If you hit the buttons and then go to work on the truck (volvo) what would cause it to roll back (not the 5 sec safety). The truck rolls after putting the brake buttons on - like 30 seconds or a minute later.

    • @ohwanz
      @ohwanz Рік тому +1

      Did you get a solution?

    • @maxa2847
      @maxa2847 Рік тому

      Im having that issue basically no parking on the trl all break part are new.

  • @haiderk3246
    @haiderk3246 2 роки тому

    Thanks

  • @harryl7946
    @harryl7946 3 роки тому

    Well I see you figured out the correct way to use a crescent 🌙 wrench

    • @harryl7946
      @harryl7946 3 роки тому

      Almost. Just when I thought you got it - you go and use it backwards again.

  • @MrAlexrobotica
    @MrAlexrobotica 2 роки тому +1

    Норок, Так ты из Молдавии 🤣 дэй друму 🤣🤣🤣🤣

  • @igor26170
    @igor26170 3 роки тому

    Обьясни пожалуйста какая функция синего шланга на этом валве

  • @dundar198
    @dundar198 Рік тому

    My trailer parking brake not working but service brake works how?

  • @mauriciodiaz3566
    @mauriciodiaz3566 Рік тому +1

    My tanks have air although I don't have brakes cant figure out what's wrong 🤷‍♂️

  • @salvadorenosenalaska5913
    @salvadorenosenalaska5913 2 роки тому +2

    My parking brake is not working, I will change this part maybe that is the problem

    • @billyblack1137
      @billyblack1137 2 роки тому +1

      How was it? Did that fix the issue

    • @salvadorenosenalaska5913
      @salvadorenosenalaska5913 2 роки тому +1

      @@billyblack1137 no, it didn't. Am looking still to find what to change.

    • @twothumbs8925
      @twothumbs8925 2 роки тому +1

      Did you ever find out what it was? I'm having the same problem.

  • @blackericdenice
    @blackericdenice 2 роки тому +2

    I've been driving for 15 years and I didn't know how those valves work.

  • @speed5996
    @speed5996 2 роки тому

    What is a part number?

  • @ThinkEagle7
    @ThinkEagle7 2 роки тому

    My is the tractor not trailer. Any advice?

    • @valeriumoscalu7580
      @valeriumoscalu7580  2 роки тому

      What is the problem?

    • @ThinkEagle7
      @ThinkEagle7 2 роки тому

      @@valeriumoscalu7580 the tractor brake is not working. I released it but it won't stop the truck.

    • @bmbhman1
      @bmbhman1 Рік тому

      Check to see on the emergency side with park brake applied if there is air still coming out of lines
      To brake chambers - could be a faulty park brake valve or MV3 valve as they call it or a faulty relay quick release valve - if that is all good and your park brakes aren’t holding check for broken brake pot springs and for glazed drums

  • @justalex6134
    @justalex6134 2 роки тому +1

    Сколько стоит air valve?

  • @MrAlexrobotica
    @MrAlexrobotica 2 роки тому

    Я одного не понял зачем ты тред лок на фитинг намазал, там или тефлон или тефлон паста нужна а не голубой локтайд WTF

  • @rshad7733
    @rshad7733 Рік тому

    افتح الترجمة

  • @valeriimoscalu8794
    @valeriimoscalu8794 4 роки тому +1

    Супер