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  1. #1
    Join Date
    Dec 2004
    Posts
    23
    Post Likes
    CO2 collected in gas system, vent pipe corroded, the reason could be:

    - heat exchanger
    - combustion air blower
    - damper control
    - flue cap


  2. #2
    Join Date
    Oct 2004
    Posts
    3,400
    Post Likes
    Where did you find these questions?

  3. #3
    Join Date
    Dec 2004
    Location
    newton,mass.
    Posts
    6,109
    Post Likes
    flue cap, rain water is getting down and corroding the vent pipe and then the draft motor and heat exchanger. Or a bald eagle has made a nest in the flue cap, if so leave the nest alone and run a new vent line. Ha you thought I didn,t know the answer
    "Nothing else can poison our culture, corrupt our society or ruin the character of our people like unearned money or unearned opportunity." -- James R. Cook

    "Fooling around with alternating current is just a waste of time. Nobody will use it, ever." Thomas Edison, 1889.

  4. #4
    Join Date
    Mar 2005
    Location
    South/West of Quebec in the other part of Canada
    Posts
    2,331
    Post Likes
    I have been looking for the same answers to all your posted questions, I wrote the same exam and have memorized 67 questions. I think its raincap

  5. #5
    Join Date
    Nov 2004
    Location
    up in the hizzy
    Posts
    1,706
    Post Likes
    The answer is D)Michael Jackson

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