flue tubes

flue tubes

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  • #200509
    nipper
    Participant
      @nipper

      I have a 5" locomotive but the superheaters have failed. There are only two anyway and I am considering not replacing them. If I decide not to replace do I leave the flue tubes as they are, block them off or put a restricter in them . Any suggestions.

      #1436
      nipper
      Participant
        @nipper

        redundant superheater tubes

        #200522
        julian atkins
        Participant
          @julianatkins58923

          hi dave,

          do the proper thing and replace them preferably with stainless radiant elements. if a jobs worth doing….

          cheers,

          julian

          #200527
          Boiler Bri
          Participant
            @boilerbri

            Hi Dave, where have they failed? Could a repair be done? If the spear head has gone this can be re done, etc

            Bri

            #200530
            julian atkins
            Participant
              @julianatkins58923

              it is extremely difficult to replace spearheads on copper elements because it isnt usually the spearheads that have 'gone' but the copper elements immediately adjacent and has got thin with pinholes in it. unless you cut back the elements a good way then a repair is impossible and in any event new spearheads need making as almost impossible to retrieve the old ones (how do you recover old spearheads that have been sifbronzed in place?). then you have elements that are too short and according to Jim Ewins' research in the region where the flue temperature is much lower.

              so always best to do these things properly and replace completely with new. even better if replaced with stainless radiant elements.

              cheers,

              julian

              #200582
              nipper
              Participant
                @nipper

                HI julian and Bri. Thanks for the comments perhaps I will replace them as there is no way they can be repaired. Best regards Dave

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