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Type: Posts; User: Juan Madera

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  1. Replies
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    Might want to look into a heat pump in such a...

    Might want to look into a heat pump in such a mild heating climate.
  2. Not enough R/A. Need more. Or less restrictive...

    Not enough R/A. Need more. Or less restrictive filters...
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    This book was written many years ago by a fellow...

    This book was written many years ago by a fellow that was building one in Missoula MT and needed no aux heat or cooling. Some of the ventilation ideas were quite genius. Would have liked to build on...
  4. These wall furnaces are terribly inefficient...

    These wall furnaces are terribly inefficient probably 70-75% efficiency. So if 35,000BTU then about 10,000 going out the pipe!
  5. New chain smoking neighbors in a home close by...

    New chain smoking neighbors in a home close by perhaps? Fresh air intake could exacerbate the issue if it brings in that smoke. When my neighbors are smoking outside it is detectable by my bloodhound...
  6. Dettson web site shows distributors in California...

    Dettson web site shows distributors in California and some on east coast. Certainly would consider some electric baseboard for backup if cabin is unoccupied in the winter.
  7. Probably something simple, but you need to hire a...

    Probably something simple, but you need to hire a pro as gas appliances are not something you should be tinkering with.
  8. Interesting. Modulating gas in a tiny package and...

    Interesting. Modulating gas in a tiny package and 2" ductwork..
  9. Yeah, it is tough to get used to the noises some...

    Yeah, it is tough to get used to the noises some of the new furnaces make. Some worse than others. Inshot burners in an open nacelle are another complaint I got when they first came on the market in...
  10. Thread: AHR show

    by Juan Madera
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    AHR is/was a great show. I fear that such events...

    AHR is/was a great show. I fear that such events are going to be history, sadly. If not Wuhan Flu, then another engineered plague will arrive and as the deep state is feeling its oats over the...
  11. Looks like a swivel mount for a camera... The...

    Looks like a swivel mount for a camera... The wire probably goes to a wall wart transformer somewhere.....
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    I got really tired of plumbers just setting a...

    I got really tired of plumbers just setting a water heater, plumbing the gas and demanding that we vent and gas. This with absolutely no consideration of WHERE the vent would be run and terminated......
  13. Sounds like velocity noise to me. Could be a...

    Sounds like velocity noise to me. Could be a pinch in the line inside the wall.
  14. Unless you have a need for hot water somewhere...

    Unless you have a need for hot water somewhere else, boiler and fan coil are much more expensive and fussy. This from a guy that has installed and loves radiant floors.

    I'd spring for a fully...
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    Expansion tank after the pump? That'll do it.

    Expansion tank after the pump? That'll do it.
  16. This? ...

    This?

    https://www.homedepot.com/p/Speedi-Products-1-2-Gal-Water-Base-Duct-Mastic-Sealant-AC-DMS-0-5/202907021
  17. Piston is a fixed orifice. That dog don't hunt.. ...

    Piston is a fixed orifice. That dog don't hunt..

    My thoughts are moisture, just a wee bit circulating in the system and freezing in the orofice, then passing thru.

    Based on your experience...
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    Have worked on old Henry RF 13.56mHz generators...

    Have worked on old Henry RF 13.56mHz generators in the 5-10kW class. Big tubes. Vicious bite over fairly long distances. Had 3 phase mercury displacement contactors. Those were fun when they exploded...
  19. If Amazon can use battery power for the 100,000...

    If Amazon can use battery power for the 100,000 vehicles on order and make their even more demanding delivery runs, I'm sure that they will work as a service van as well. At least in an urban...
  20. Try contacting a chimney flue relining company....

    Try contacting a chimney flue relining company. They have a technique for inserting an inflatable "sausage" and pumping mud in the annulus. Then they pull the liner. Might be a save in your case if...
  21. If this is an antique brick chimney, it is...

    If this is an antique brick chimney, it is probably not lined with a clay liner. Is this the case?

    As to the vent minimum, as you do have a 40' tall chimney, I'd say call the Mfg and explain your...
  22. Built a "hypocaust" heating system eh? Bare...

    Built a "hypocaust" heating system eh?

    Bare dirt on the bottom is going to be an issue. Is it a large enough space to crawl into?
  23. Replies
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    This?...

    This? https://www.floormat.com/heated-mats/foot-warmers/heated-chair-mats/
  24. This tool:...

    This tool: https://remstoolsusa.com/rems-560020-powersaw-anc-reciprocating-saw-set/

    Threader: https://remstoolsusa.com/rems-540027-amigo-2-compact-hand-threader-set-1-2-2/

    Cutting oil, clear,...
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    Got a 277 buzz once from leaning against an EMT...

    Got a 277 buzz once from leaning against an EMT conduit in an elevator room. I let Otis know. They fixed it.

    When I was kid, I remember an electrician using two fingers on one hand testing for...
  26. Nickle lining of the evaporator flaking off...

    Nickle lining of the evaporator flaking off perhaps?
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    Cl and F are both highly reactive. In fact F is...

    Cl and F are both highly reactive. In fact F is the more reactive of the two. Why is it that only Chlorine is the only demon in the atmosphere? CFC's replaced by HFC's....

    And remember that R12...
  28. Short answer? No. Check the companies that mfg...

    Short answer? No.

    Check the companies that mfg specifically for M/H industry. M/H needs to have M/H approved equipment. Intertherm and Coleman are the two biggies.
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    Second that opinion on the W2 (lost the like...

    Second that opinion on the W2 (lost the like button again!)
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    All of my rigs were Pickups with utility bodies...

    All of my rigs were Pickups with utility bodies and purpose built racks. 4x4 was required for NW MT in winter and to service homes out of town... Last two were new Chevys. One 2500 with a 350 and one...
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    As is it is a marginal location. Add more...

    As is it is a marginal location. Add more impediments to flow? No....
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    Tearing down the old one and new one in it's...

    Tearing down the old one and new one in it's place?

    And how old are the existing units?

    My rough guess is that you will pay 50-70% of the cost of new to properly salvage old stuff and...
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    In London Ontario Canada for a sales meeting with...

    In London Ontario Canada for a sales meeting with Lifebreath. (I was the rep for MT and ID) Was supposed to go to Boston the next day for meeting with HTP. Ended up being stuck in Canada for a week,...
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    Try facilities maint. Always happy to have a...

    Try facilities maint. Always happy to have a willing weekend worker. Swing and grave both.
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    ....and notice the fire sprinkler head location!

    ....and notice the fire sprinkler head location!
  36. Existing sidearm heater may not have enough heat...

    Existing sidearm heater may not have enough heat exchanger to take the full output of the boiler. Might also have a too small circulator for the flow needed.

    Is this a zone valve system or a...
  37. Quick and dirty calculation... On the coldest day...

    Quick and dirty calculation... On the coldest day of the year, does the furnace run 100% of the time and keep the interior temps up to satisfaction? If not, the current furnace is oversized. You can...
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    Midea...

    Midea...
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    My ex employer said if I took a NATE test and...

    My ex employer said if I took a NATE test and passed I'd get a raise. So, I took and passed 7 of them in two sittings. Not hard to do if you have half a brain and lots of experience. Went to the boss...
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    I have had very poor results with cap tubes once...

    I have had very poor results with cap tubes once they start plugging. Replaced FD, FD and Cap tube, added Supco 88 and once in a while it works Mostly it is an exercise in futility once the POE oil...
  41. Interest is as much curiosity as anything. Just...

    Interest is as much curiosity as anything. Just like to learn!

    As to pallets and resale; are there not places to run afoul with the gubmint in this endeavor? I seriously thought of this back in...
  42. in further thought on figuing this out, get a...

    in further thought on figuing this out, get a hygrometer and see what the humidity in the condo is when it is dripping. Then turn on the bathroom fans for a few days 24/7 (providing they actually...
  43. Your condensation could possibly be from the...

    Your condensation could possibly be from the moisture in your unit being pulled into the relatively cool exhaust vent and condensing there.

    I'd bet your furnace does not run a lot.. If it did...
  44. The flat termination above works well in most...

    The flat termination above works well in most locations and it is easy to install and looks SOO much nicer than the "snorkel" with PVC

    In really cold climates I prefer the concentric as it keeps...
  45. ....and that is why I asked country of origin....

    ....and that is why I asked country of origin. Wanna keep it in the Americas...

    Real Estate here is WAAAY to "frothy" unless you have an in somewhere..... (and my daughter is in RE, so we be a...
  46. Still no one has any input on chemical supplier...

    Still no one has any input on chemical supplier to the refrigerant mfgs? Curious as to who supplies and what country those suppliers are located in....
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    Bad case of delayed ignition and you will need a...

    Bad case of delayed ignition and you will need a tech to cure it.
  48. Diamonds are made artificially scarce by the...

    Diamonds are made artificially scarce by the DeBeers family. Gold? Got that. Home? yup. Looking for other stuff that might have income and appreciation in the near future.

    As to monetary...
  49. Investing in basic materials companies stocks.. Refrigerants specifically.

    Hi guys, was pondering investing in some of the basic materials companies listed on the exchanges and the thought came to me.... What is and where do the chemicals come from that go into...
  50. Take what the inspector reported to the seller...

    Take what the inspector reported to the seller and ask the seller to correct. Then have a qualified tech of your choice recheck the install.

    Is it a big national builder? One with a reputation to...
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