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Wht is the use of a PV valve & a PV breaker ?




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    pv v/vs are 4 pressure n vaccum bt contains no anti freeze mixture
    while pv brkr contains antifreeze mix.
    pv v/vs r 4 each tank while pv brkr is ony 1 connected to entire system which acts as safety device
    pv v/vs n brkr should b there while ur HVV is optional.
    Brendon n Kamlesh

    Sanjana mathur | 7 years ago | EDIT | REPLY



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      pv valve is primary safety device, pv breaker is the secondary safety device which has to be set on a slightly higher pressure t.han the setting of pv valve

      Kadir r | 6 years ago | EDIT | REPLY
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        Pv valves main use is for thermal variation also used for venting , normaly called primary means of venting , Pv BREAKER is safety device  , used as secondary means for venting incase primary means does not work...

        Naveen bijarania | 5 years ago | EDIT | REPLY