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Efficiency Loss Rate on Boilers

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Jim Davis_7
Jim Davis_7 Member Posts: 67
in THE MAIN WALL
Most of the efficiency loss would be do to scaling on the water side of the boiler. This can cause 15-30% loss of heat transfer. Properly cleaned and tuned it could be brought up close to the efficiency of like boilers today.

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  • Charles Moore
    Charles Moore Member Posts: 2
    Efficiency Loss Rate on Boilers

    I have a 30 year old cast iron Weil McLain boiler is good condition. How efficient would the boiler be now compared to what it was when it was new?

  • Weezbo
    Weezbo Member Posts: 6,231
    Depends on the maint of it and the make up air the stack

    and the parts on the burner. 30 years back the interrupted ignition wasn't standard fare ,and higher pump pressures were used by only a few....
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