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  1. Replies
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    typically no reset on a cast iron gas boiler. +1...

    typically no reset on a cast iron gas boiler. +1 with rider, get a licensed gas service tech to get it started.
  2. sound like you figured it out... boiler control...

    sound like you figured it out... boiler control would work better installed in the casting instead of letting the temp spike to 220! not being able to flow will cause temp to spike, boiler control...
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    4,575

    buyer beware. thanks for the post, will talk it...

    buyer beware. thanks for the post, will talk it up at the shop, haven't seen this in our area. without talking $$$, i'm guessing this would have been a much more expensive job than mentioned by OP?
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    residential = 8 foot folding ladder at most. ...

    residential = 8 foot folding ladder at most. commercial = 32 ft extension in 5* snowstorm or 95* monsoon. we all do both in my shop in NH. rooftop controls will be more complex, but really just an...
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    Cannot upload pictures to album in my profile. ...

    Cannot upload pictures to album in my profile. all jpeg under 1.9MB limit. i get a counter at lower left indicating a download is proceeding, then get waiting for hvactalk.com, then no file info. ...
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    apollo 5010 in NC

    i'm in nh. my buddy in Cary, NC bought a 1996 house with an apollo 5010 standing-pilot/chimney vented dhw tank which feeds a hydrocoil. does this tank have space heating taps like the bradford...
  7. You need some static pressure to create contact...

    You need some static pressure to create contact with the coil. Easily read with a manometer, then your tech can add ducting and registers.
  8. Copper trap may still be plugged. Appears that...

    Copper trap may still be plugged. Appears that evap is on the supply side of blower. Repipe with pvc using union, no trap. Properly set up with a union you can blow down or vac in both directions....
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    371

    Just rust.

    Just rust.
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    371

    condensate killed the furnace

    call to replace control board on a nordyne kg6 90+ furnace - would not run blower, coil had iced up. swapped board, heat won't run - 3 blinks for pressure sw closed before inducer starts. now the...
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    breaking the C terminal will darken a common...

    breaking the C terminal will darken a common powered stat without batteries. if the batteries are still in, the stat will still work and you soak the ceiling . if you are breaking the C lead to the...
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    duct hood and dampers. they need to follow up...

    duct hood and dampers. they need to follow up with duct balancing. look in your installation manual that the very capable installation crew left on site per code and good practice. there should be...
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    3 calls to get it right on an old goodman 2 ton. ...

    3 calls to get it right on an old goodman 2 ton. blade rusted on. tech picked up generic motor and blade, installed, washed coil, called it good. second tech condemns new motor as overamped, no...
  14. Moisture in the coil is due to condensate left...

    Moisture in the coil is due to condensate left over when the room reaches temp and the blower shuts off. If it were coming from the lineset, it might just run out the drain, or, worst case, dribble...
  15. Condensate is normal on the larger copper vapor...

    Condensate is normal on the larger copper vapor line and may be pooling at the low point of the insulation. The condensate drain is separate from the refrigerant lines. The mist and odor indicate...
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    2,844

    R to kill air handler and condensor. Y to kill...

    R to kill air handler and condensor. Y to kill condensor and leave blower running. If you have a condensing gas burner, breaking r will kill the heat, bad policy up north...
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    too high a blower speed will cause whistling when...

    too high a blower speed will cause whistling when it is trying to move more air than the return duct can provide as air pulls in through any little hole, filter rack, etc.
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    curious how you will accomplish air exchange just...

    curious how you will accomplish air exchange just using the furnace? i am not a duct guy...
  19. Replies
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    780

    "the thermostat is an on-off switch, not a gas...

    "the thermostat is an on-off switch, not a gas pedal... set where you are normally comfortable and go to the mall for a few hours..."
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    pulled several 4 year old filters this season...

    pulled several 4 year old filters this season...
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    still 80's in nh, but it has slowed down enough...

    still 80's in nh, but it has slowed down enough for me to return to oil pms. oh joy.
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    not a hp guy, but curious... are there two wires...

    not a hp guy, but curious... are there two wires on your tstat aux terminal - one from the oil burner and one from the hp?
  23. great job. on-demand DHW next?

    great job. on-demand DHW next?
  24. deleted.

    deleted.
  25. critical question as firecontrol asked, #1 is the...

    critical question as firecontrol asked, #1 is the indoor blower shutting off as well as the outdoor unit? #2 or is the outdoor unit shutting down while the blower continues to run? #1 would be the...
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