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  1. In essence, yes. We found that if R, C terminals...

    In essence, yes. We found that if R, C terminals were not powered, no go. Carrier local tech support helped us, suggest you engage them - each application has it's unique issues.
  2. Ran into something similar on same product. Our...

    Ran into something similar on same product. Our situation was originally created by retrofit where existing control wire only had three wires available. It later became evident that this condenser...
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    California also - welcome aboard.. gotta ask...

    California also - welcome aboard.. gotta ask though, of all the questions you could ask as your #1 inquiry, I'm surprised you picked that one?
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    Years ago Honeywell had cool demo's of Electronic...

    Years ago Honeywell had cool demo's of Electronic Air Cleaners scrubbing smoke out of a plexiglass box, very impressive. Real world I'm still waiting to reproduce results that good. Put an EAC in my...
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    Bill is less than I'm paying in Calif - but we're...

    Bill is less than I'm paying in Calif - but we're on propane. 253 therms does seem like fairly high consumption, given the tight construction and 90% furnace. The air to air heat exchanger could be a...
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    A cabinet mounted heat pump is a popular...

    A cabinet mounted heat pump is a popular alternative for hotels/condos/apts because it potentially lowers initial cost of initial installation. Placing a condensing unit on a balcony is generally not...
  7. Thread: New truck

    by dougvhvac
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    42
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    5,326

    Nice truck - but I really like the one in your...

    Nice truck - but I really like the one in your avatar! Is that rock trail on the Rubicon?
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    Here's a study that also links to the work of...

    Here's a study that also links to the work of several others regarding UV lights: http://aem.asm.org/cgi/content/full/67/8/3712

    Seems like the real question is whether these lights produce an...
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    I had a similar experience learning about the...

    I had a similar experience learning about the respect one must give 480/3 power. As a tech apprentice I was logging leg voltages on a routine PM for a school, working in an equipment room with...
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    Dehydrated cat. Call had been run several times...

    Dehydrated cat. Call had been run several times on poor airflow downstairs. Finally service manager goes out to site, pull apart coil case (upflow in garage) - finds a dead cat on coil. Also helped...
  11. You might contact Dependable, although they are...

    You might contact Dependable, although they are in Dixon it's possible they installed the system. Another is Greiner's, same town. Closer to you is ABC in Concord - or Ideal, same town. If you call...
  12. Thread: UV Lights

    by dougvhvac
    Replies
    66
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    37,733

    Bowhunter - you did not say why you were...

    Bowhunter - you did not say why you were considering a UV install. Although my esteemed colleagues have reservations regarding UV efficacy I'm sold on the value. Previously I was very skeptical. In...
  13. If California didn't take home the grand prize...

    If California didn't take home the grand prize for tort capital of the US then we deserve a lifetime achievement award. They even invent new forms of litigation to roll out when the old ones get...
  14. Purchasing would take good advantage of your...

    Purchasing would take good advantage of your previous exposure to various areas of the trade. Larger shops can justify a safety guy, or add it to other responsibilities. Marketing manager is a great...
  15. Thread: The old man

    by dougvhvac
    Replies
    24
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    962

    That's a great visual - my wife's dad did the...

    That's a great visual - my wife's dad did the same for my boys when they were younger, as my grandfather did for me. Your story put me right back on Lake Henshaw, pulling in perch while my...
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    If it were not for the 'wise a**' factor this...

    If it were not for the 'wise a**' factor this board would be a pretty dull place!
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    While I'm a big believer in staying positive, I'm...

    While I'm a big believer in staying positive, I'm also a smart enough sailor to read the weather forecast before heading offshore. Small craft advisory usually means stow all your gear and hang on to...
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    Whenever we find high return air intake noise -...

    Whenever we find high return air intake noise - it's usually because the design exceeded the 500 fpm velocity threshold. With 3 tons = 1,200 cfm.. and connected to a couple of 14"x14" returns, seems...
  19. Whenever we ran loads for new construction in the...

    Whenever we ran loads for new construction in the Oakland/Bay area region I was always surprised how the cooling would be sized larger than I would predict. Sounds like your place will be well...
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    I'd have to agree with Tinner about the brands,...

    I'd have to agree with Tinner about the brands, and install being critical also. Did both offer to pull permits? Since it's commercial lease space the intention is usually to control unexpected...
  21. If you go with a radiant type, you'll probably...

    If you go with a radiant type, you'll probably need more than one, or go with a tube version. I've put both in - the tube ones are pretty cool. One huge benefit with radiant is that very shortly...
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    Pulled one out when I first got in the trade,...

    Pulled one out when I first got in the trade, very unusual unit. We had been warned about the ammonia being 'bad' stuff, certainly worth remembering if you end up working on it or removing it. The...
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    Had it here in California for many years. Started...

    Had it here in California for many years. Started with just a few regions, now it's pretty much universal. Never heard of a problem with wet failure, other than what occurs on initial start up if...
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    That deal sounds better than any I've seen on the...

    That deal sounds better than any I've seen on the west coast, and I've been looking quite a while. Having the support of the franchise resources behind you would be great too. Be sure to check the...
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    Might want to investigate how new customers are...

    Might want to investigate how new customers are acquired. Big drop in revenue - are marketing dollars down by same percentage? I'm seeing similar deals on West Coast.. the dollars spent on marketing...
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