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  1. SAT Reset on a Carrier Weather Maker 50DK084 600 CH AHU

    Hey Guys,

    We are currently converting a medical building over to ALC, and they have two carrier weathermakers "50DK084 600 CH" Air handlers and I got almost everything cutover but can't find in...
  2. Is it more economical to run gas heat? or heat pump? during morning warmup

    Here's my setup, I live in Tacoma, Washington, which currently during the next few nights will be in the lower 35's. I have a 80,000 btu gas furnace, and a 3ton heatpump that serves a 2,100 sq ft....
  3. One thing to watch out for is when you switch...

    One thing to watch out for is when you switch from ZN141 to a ZN341 depending on what version of W.C. you have you must change the controller type in site builder in the network tree from ZN341 to a...
  4. I know that this is not a DIY forum, but thought...

    I know that this is not a DIY forum, but thought I'd mention it.

    Well, Like I said I was going to post back with results, I apologize to resurrect an older thread. But, Got my board and thought...
  5. Needed the confirm that it will be compatible,...

    Needed the confirm that it will be compatible, but thx I'll order and post back with results.
  6. Yeah I saw the link was removed, but go to google...

    Yeah I saw the link was removed, but go to google and search "rheem demand defrost control board" and it's the first link from amazon, I was going to purchase this one.

    I work on hvac controls as...
  7. why would it be proprietary? isn't it sensing...

    why would it be proprietary? isn't it sensing coil temp and oa temp and goes into defrost if it needs to, i mean it shouldn't matter, but I'm probably looking at it a different way. What makes it...
  8. So, I've looked into the demand type defrost...

    So, I've looked into the demand type defrost boards and considering purchasing a demand type but after searching google, found that rheem makes one, and york also makes one, but my heat pump is a...
  9. I don't have electric strip heat, and gas heat is...

    I don't have electric strip heat, and gas heat is disabled. So the only heat I have is the heat pump.
  10. Hmm, you're right, they are half the cost of the...

    Hmm, you're right, they are half the cost of the demand defrost. I'll look into that. May even be worth purchasing since during defrost I drop a whole 1F+. Thanks, wasn't aware of it.
  11. No, 72 is comfortable during the day, but when I...

    No, 72 is comfortable during the day, but when I go to bed, my window is cracked open, bedroom door shut, and house heat off. But now I'm keeping my house 65F during the night, so the heatpump heats...
  12. Hmm, where I live (Tacoma, Washington) heat pumps...

    Hmm, where I live (Tacoma, Washington) heat pumps make a whole lot of sense Last winter of '12 I only had gas heat, and gas bill was roughly $130+/month. I installed the heat pump this summer '13 and...
  13. Thanks to all for the reply's, opened my eyes to...

    Thanks to all for the reply's, opened my eyes to the way a dual fuel system should work. That's the way i set up the stat config, to cut off at 25F oa temp and use aux heat.

    I looked at my defrost...
  14. Guess I'll get a tech to come out and hook up the...

    Guess I'll get a tech to come out and hook up the gas, but what your'e saying is that I can use the gas heat even when my defrost lasts 4-5 mins?
  15. WHOA second opinion, That was like a sledge...

    WHOA second opinion, That was like a sledge hammer of information. Didn't think of it, here's another thing The furnace does have a gas heating, but not hooked up. would that be sufficient? is it...
  16. by shutting down the blower I wont be blowing...

    by shutting down the blower I wont be blowing cold air into the house during defrost



    what'd you mean by that? 10F to much for a night setback?
  17. Heat Pump supplying cold air during defrost cycle.

    Hello,

    I have a 18 seer 3 ton amana heat pump with a 3 ton coil and a 2100sq ft. house, this past few days the weather has been cold enough (22F) for the heat pump to go into defrost every 60 mins...
  18. Replies
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    Views
    2,411

    Have you looked into a nest thermostat? Keep...

    Have you looked into a nest thermostat? Keep reading nice reviews about them and the ease of use.

    Sent from my SCH-I535 using Tapatalk 2
  19. Thread: Tankless

    by access_max
    Replies
    17
    Views
    2,640

    Agreed, cheaper to repair a cheaper hot water...

    Agreed, cheaper to repair a cheaper hot water tank, than spend more upfront on a nifty tankless loaded with features that will break at some point that costs $$$ to fix, and bam, all the savings you...
  20. Replies
    204
    Views
    32,192

    Costco sells 3 pack 200 lumens each flashlight...

    Costco sells 3 pack 200 lumens each flashlight for $20. Best deal I found. Bought a pack and still have 2 left on my truck as spares. Had it over 5 months and works like a champ.

    Sent from my...
  21. Yep, after reading your new post, it seems to me...

    Yep, after reading your new post, it seems to me that he closed port 80 in his firewall server, and opened port 3389 which is the port used to connect remotely.

    What I think it will come down to,...
  22. Replies
    56
    Views
    3,293

    I'm up for that. Sent from my SCH-I535 using...

    I'm up for that.

    Sent from my SCH-I535 using Tapatalk 2
  23. Yeah, there are a few things you can try, I work...

    Yeah, there are a few things you can try, I work for a ALC dealer that installs WebCTRL and the go to guy when it comes to any comm issues, especially remote connectivity issues. I ran into the same...
  24. Thread: Tankless

    by access_max
    Replies
    17
    Views
    2,640

    Isn't it the same issue with a tank water heater?...

    Isn't it the same issue with a tank water heater?

    Sent from my SCH-I535 using Tapatalk 2
  25. Thread: Tankless

    by access_max
    Replies
    17
    Views
    2,640

    Just out of curiosity, what are the energy...

    Just out of curiosity, what are the energy savings between a tank heater and a tankless? And the price between the two.

    Nice, clean install though.

    Sent from my SCH-I535 using Tapatalk 2
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