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Type: Posts; User: Cascadian

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  1. Replies
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    natural gas line pressure test

    Hi all,

    For a final check (inspection is coming soon), my gas pipe was pumped up to 15 PSI. Over two weeks the gauge has dropped to around 6.5 PSI. When I checked the first night it was still...
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    So, to follow up, there apparently is a kit...

    So, to follow up, there apparently is a kit available from JCI that sits between the humidifier and the main board of the furnace, which essentially makes the humidifier appear to the system as a...
  3. Thread: makeup air

    by Cascadian
    Replies
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    2,199

    No HERS here, I think you got the threads...

    No HERS here, I think you got the threads crossed. :)
  4. Thread: makeup air

    by Cascadian
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    Thanks for all the feedback. We'll be sure to...

    Thanks for all the feedback. We'll be sure to have some makeup air added when we do the hood. Is it something your standard kitchen installer/remodeler will know nothing about? Generally just HVAC...
  5. Thread: makeup air

    by Cascadian
    Replies
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    2,199

    To recap, it sounds like there's no danger of my...

    To recap, it sounds like there's no danger of my gas appliances backdrafting but I should still get some makeup air somehow so I'm not pulling unfiltered air in through all my walls, and so that the...
  6. Thread: makeup air

    by Cascadian
    Replies
    26
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    2,199

    Yah, I wasn't saying it would create less of a...

    Yah, I wasn't saying it would create less of a need to replace the 900 cfm, but that there was no combustion going on in the living area.
  7. Thread: makeup air

    by Cascadian
    Replies
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    2,199

    The water heater, from what I can tell, has a...

    The water heater, from what I can tell, has a pipe-within-a-pipe design where the vent pipe is inside the intake pipe. Is that common?

    edit: not sure if it matters, but it might since combustion...
  8. Thread: makeup air

    by Cascadian
    Replies
    26
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    2,199

    So the issue is that not all direct vent is...

    So the issue is that not all direct vent is created equal?

    In other words, it might be direct vent where all the combustion air comes from outside under ideal conditions, but if it's not...
  9. Thread: makeup air

    by Cascadian
    Replies
    26
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    2,199

    I'm near Seattle, Washington. About 20 miles...

    I'm near Seattle, Washington. About 20 miles inland. No A/C in the summer (not hot or humid enough to need it). Just the gas furnace for heat late fall until around this time (just got our first...
  10. Thread: makeup air

    by Cascadian
    Replies
    26
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    2,199

    BTW the vent we're planning on using is this one:...

    BTW the vent we're planning on using is this one:
    http://www.anconahoods.com/ProductDetails.php?id=29

    Actually we already bought the 36" version of that, but since then have decided to not redo...
  11. Thread: makeup air

    by Cascadian
    Replies
    26
    Views
    2,199

    We're not that close to installing yet so we...

    We're not that close to installing yet so we haven't found someone yet.

    Are you getting at you don't think the average kitchen remodeling guys would be able to properly install higher CFM hoods?
  12. Thread: makeup air

    by Cascadian
    Replies
    26
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    2,199

    The gas water heater is a State Select model...

    The gas water heater is a State Select model PR650XODS.
  13. Thread: makeup air

    by Cascadian
    Replies
    26
    Views
    2,199

    No, I meant they take their combustion air from...

    No, I meant they take their combustion air from outside. My new Coleman Echelon that was just installed definitely has intake and exhaust from/to outside. My gas water heater is also definitely...
  14. Thread: makeup air

    by Cascadian
    Replies
    26
    Views
    2,199

    makeup air

    The other thread on makeup air made me think.

    We will soon be installing some new kitchen appliances, including a hood. We were planning on going with a 900 CFM hood -- we like to fry asian style...
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    Rules against pros writing messages to their...

    Rules against pros writing messages to their (in)direct customers? edit: oh, it's because you don't have a * after your title.

    Anyhoo... hypothetically, for anyone who can answer(?), does the...
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    Hi, LibertyTree -- thanks again for coming out...

    Hi, LibertyTree -- thanks again for coming out and helping with our install.

    So with the wiring configuration you found -- is the communicating stat / furnace board making the decision to...
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    To answer my own question, there isn't really a...

    To answer my own question, there isn't really a CPH setting, it's the "minimum on time" and "minimum off time" that set the CPH, so with the (I assume default) setting of 5 minutes minimum on and 5...
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    Yes, as I said, this is his first install with...

    Yes, as I said, this is his first install with this type of model. But I figured it would be good to ask here, as well as asking him when he comes in again next week.

    I shouldn't have to figure...
  19. Replies
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    Coleman Echelon post-install questions

    My Coleman Echelon modulating furnace CP9C060B12MP12C has been installed now, and I've got some post-install questions about some things. I'll also be asking my installer when he comes back to...
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    Thanks for all the feedback. BTW I'm definitely...

    Thanks for all the feedback. BTW I'm definitely going with the 10 year extended labor to match the 10 year parts. At first my installer was actually telling me basically not to buy the extended...
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    I mean scheduled maintenance. Are those...

    I mean scheduled maintenance. Are those scheduled maintenance or, "Hmm, not working as well as it should, should have someone come take a look." Those seem like things that shouldn't wear quickly...
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    I'm getting a Coleman Echelon condensing high eff...

    I'm getting a Coleman Echelon condensing high eff furnace, a honeywell F100 media filter, and an aprilaire 400 humidifier. Other than changing out the filter and the humidifier pad regularly (both...
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    Thanks for the feedback. It probably depends on...

    Thanks for the feedback. It probably depends on the fine print in each company's warranty regarding transfer to a new owner.

    For the maintenance on the systems -- some of it can be done by a...
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    extended labor warranties

    Every time I read a thread about the manufacturer backed extended 10 year labor warranties, everyone says to definitely go for it. You'll definitely have at least a couple service calls and that...
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    Right. So what I was getting at is say you have...

    Right. So what I was getting at is say you have two fully modulating (can modulate in 1% increments) furnaces -- a 60K and a 100K. The required output for the load at the time is 40K. So the 60K...
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    Very rough estimate of air flow. I know, it's...

    Very rough estimate of air flow. I know, it's not a good way to measure but it's all I could remember. :/
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    About 400' I think. We've gone ahead and...

    About 400' I think.

    We've gone ahead and ordered the 60k / 3 ton unit.

    Now hopefully we can find a good way to get more ducts upstairs without having to have ducts outside the current ceiling /...
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    I mean continuously running at say 50% is less...

    I mean continuously running at say 50% is less efficient than say at 70%. No?
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    Sorry. In previous posts I talked about where...

    Sorry. In previous posts I talked about where I'm at and forgot to add it to this post.
    I'm in Washington state, near Seattle.

    For the sake of argument lets just assume my contractor knows how...
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    Choices being: CP9C060B12MP12C -- 60K / 3...

    Choices being:

    CP9C060B12MP12C -- 60K / 3 ton -- smaller than we'd like based on calcs
    CP9C080B12MP12C -- 80K / 3 ton -- a bit larger than calculated for BTUs, a bit low on CFMs...
  31. Replies
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    Sorry for not being clear -- no A/C. Just the...

    Sorry for not being clear -- no A/C. Just the furnace. No need for A/C in my climate.
  32. Replies
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    Sizing question

    So I'm currently in the middle of my new install (Coleman CP9C fully modulating gas furnace, plus all ductwork).

    The final order for the furnace and blower hasn't been put in yet, my HVAC...
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    DDP, since you've installed so many of these,...

    DDP, since you've installed so many of these, maybe you could help answer another question I've had about the systems. I've read through this huge long thread about the t-stats. But I still wasn't...
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    Is this why they tell you to change the pad twice...

    Is this why they tell you to change the pad twice a season?

    How often do you change the pad?

    Do you really need to change the pad or can you just clean it?
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    Is the S1-BP4000MT / S1-BP4000MY essentially the...

    Is the S1-BP4000MT / S1-BP4000MY essentially the same as the Aprilaire model 400? Any experience with that humidifier?
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    JCI water saver humidifier and t-stats

    For our new installation we've 99% decided to go with a Coleman modulating furnace.

    My wife really wants to add a humidifier to the system. From the research I've done the new York/Lux/Coleman...
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    BTW I found a heat load calc from last year given...

    BTW I found a heat load calc from last year given to me by a place that was quoting for a heat pump. They calculated a heat load of about 73K BTU/h with a temp diff of 54 degrees F, and an annual...
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    Well I think we've made some decisions on how we...

    Well I think we've made some decisions on how we want to proceed. We're going with 'B' for the install. He and 'A' both seem professional and it looks like they'd do a proper job. But 'A' is a lot...
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    Yet another question... The quote from 'B'...

    Yet another question...

    The quote from 'B' lists the Coleman CP9C080C12MP11A. But I can't find that exact model. I see CP9C080B12MP12C or CP9C080C16MP12C. But no C cabinet with 12MP, and all...
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    Read through...

    Read through http://hvac-talk.com/vbb/showthread.php?t=423412 about the communicating thermostat vs a standard thermostat. Crazy that the furnace doesn't use the temperature delta from the...
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    'B' got back to me and said he hasn't completed...

    'B' got back to me and said he hasn't completed the heat loss calcs because his computer was acting up, but that if we go with him he can plug in all the numbers with me together on Rheem's design...
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    I really don't like baseboard systems -- electric...

    I really don't like baseboard systems -- electric or otherwise.

    I asked Contractor 'A' more about Carrier / Lennox. He also sells Carrier, along with some other brands, but Carrier would end up...
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    Another question. Since we're getting close to...

    Another question. Since we're getting close to the end of our heating season here, we don't necessarily have to move on the install right away. The federal tax credits are all gone this year, but...
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    :( I just realized the Rheem modulating furnaces...

    :( I just realized the Rheem modulating furnaces aren't 95%+ AFUE when in a downflow configuration. Makes them not eligible for rebates from my local utility.
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    'A' was running the software on a laptop. I was...

    'A' was running the software on a laptop. I was watching him change some of the insulation numbers around. You're right, it probably didn't say minimum load, but I don't remember what it said...
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    Contractors 'A' and 'B' have done calculations. ...

    Contractors 'A' and 'B' have done calculations. 'A' came out again today to redo some numbers since when he was first out he didn't know we were re-insulating walls, and he wanted to see the new...
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    I had a guy come out today that was referred by...

    I had a guy come out today that was referred by someone I trust, and he's been in the business for a long time, but I was wondering if any of these might be red flags:

    His initial recommendation...
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    furnace / duct work installation

    Hi all,

    We recently bought an older (1967) house in King County Washington.

    It's ~3000 sq ft and heated by electric baseboard throughout the house, and a gase fireplace in the main room. We...
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