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    see...

    see http://www.selfhelpforums.com/showthread.php?58065-manometer-accuracy-take-2&p=181617#post181617
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    manometer accuracy take 2

    I need to measure -0.02 and +0.03wc.

    mount it inclined 10:1 for 10 times the resolution....
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    thanks. (The message you have entered is too...

    thanks. (The message you have entered is too short. Please lengthen your message to at least 10 characters.)
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    how to find and fix my plumbing issue?

    5295Im hoping not to have to hire a plumber again, although I think that I will. Any ideas what is happening here?

    1951 house I bought and been living in since 1986. Twice between 1986 and 2012,...
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    < or > 90% efficiency oil furnace?

    I just bought a new thermostat for my central oil HVAC unit. Honeywell TH4110D. I can set it for oil heater <90% efficiency or >90% efficiency. I'm not sure which to set it at. I am hoping that my...
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    manometer accuracy

    What is a good reasonable priced accurate manometer to measure my barometric damper?

    My furnace should be 0.025 and my flue should be -0.02. Looking at the gauges for sale i see accuracy (read ...
  7. Thread: fifth wire

    by paulmars
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    fifth wire

    My HVAC thermostat is 4 wire system W,R,Y,G. I just bought a new thermostat that uses 5 wires, w/extra Common connection. I was considering running a 5th wire, no easy task. then i removed old...
  8. AFG replacement electrodes look too short

    I bought replacement electrodes for my AFG burner and they appear too short. I took both the old and replacement electrodes apart to see if I could use some of the old pieces to make the replacement...
  9. central home oil heater exhaust and damper adjustment

    My oil heater was replaced 12 years ago. its been working fine all these years. now I need to move the exhaust exit from roof to gable opening. This will lengthen the tube by about 50%. I will do a...
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    central oil heater chimney

    For reasons unrelated to the oll heater, Id like to move its chimney from venting thru the roof to going out the side of the garage wall. This will involve making the pipe longer and much of that...
  11. Thread: Flue Damper

    by paulmars
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    932

    looking for a way to adj damper w/o purchased...

    looking for a way to adj damper w/o purchased gauge. maybe here https://www.hearth.com/talk/threads/barometric-damper.32086/
  12. Thread: Flue Damper

    by paulmars
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    932

    so weight can go on either side?

    so weight can go on either side?
  13. Thread: Flue Damper

    by paulmars
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    932

    mine hole has no thread to hold anything.

    mine hole has no thread to hold anything.
  14. Thread: Flue Damper

    by paulmars
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    932

    four pics: http://imgur.com/a/HbmEw

    four pics: http://imgur.com/a/HbmEw
  15. Thread: Flue Damper

    by paulmars
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    932

    it is not steady. it keeps pushing open and...

    it is not steady. it keeps pushing open and closing again.
  16. Thread: Flue Damper

    by paulmars
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    932

    it never did BEFORE.

    it never did BEFORE.
  17. Thread: Flue Damper

    by paulmars
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    932

    Flue Damper

    its flapping loudly open and closed during heater use. It never did below. Why?
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