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  1. Replies
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    So they use plastic drain pans now, not a bad...

    So they use plastic drain pans now, not a bad thought. on top of furnace i would imagine it made one hell of a mess!
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    The A-coil was always installed on the leaving...

    The A-coil was always installed on the leaving side of the furnace so that the cold humid air would not rot out the Heat Xchanger. Also many speculated that the cold HX would cause the combustion...
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    Long ago I worked for a reputable company that...

    Long ago I worked for a reputable company that offered "clean and check" service for $40 ( an hour service w/o a trip charge) and it worked well on both ends. At present time $9 sounds like a way...
  4. I keep a millivolt gas valve in my possession for...

    I keep a millivolt gas valve in my possession for the time when Biden kills the power, I also have a fireplace to keep the house warm. Before you were born many coal burners were converted to...
  5. We used to do that on residential units with a...

    We used to do that on residential units with a 1/4" tube. I've never heard of such trouble to measure gas pressure. Depending on local code gas regulators are supposed to be piped all the way...
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    Aluminum is very touchy with little to no warning...

    Aluminum is very touchy with little to no warning or color change. Try your luck on tent poles. Evaps are tough, if you blow a hole in it you can always buy a new one.
  7. Tailgating you on this, sorry, The cap could...

    Tailgating you on this, sorry, The cap could have a tiny vent hole so the regulator can move with atmospheric pressure. Otherwise this would be the method.
  8. Replies
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    Personally i'm not the type to condemn perfectly...

    Personally i'm not the type to condemn perfectly good equipment to make sales incentives calling the elderly and incompetent at night for the only purpose of profit.
  9. Replies
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    Also back in the day of the protocol the major...

    Also back in the day of the protocol the major contributors to CFC were circuit board manufacturers cleaning boards with R-11 and blowing the vapors straight up in the air. Next was the foam...
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    Here's how it really went; college students got...

    Here's how it really went; college students got Federal grant money to study something; wow now they found a hole in the ozone, they have no history of how it got there or how long it has been...
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    My other question is: why are we putting out...

    My other question is: why are we putting out warnings to stay inside due to the heave ozone concentration in large cities if we are truly burning up the ozone by releasing "huge" amounts of CFC's??
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    This would make good sense as the south pole...

    This would make good sense as the south pole receives the least amount of sunlight on earth. I always thought that due to the weight and properties of ozone that it would stay closer to the equator...
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    I'll give you some escalation! The bean counters...

    I'll give you some escalation! The bean counters won't get the boilers cleaned at the end of heating season, they want to earn $20 interest on that wasted money. Then they wait until it's under...
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    I'm thinking that you are getting in over your...

    I'm thinking that you are getting in over your head. That capacitor holds more voltage than 120 vac so don't get zapped changing it. The blower wheel if filthy and needs to be cleaned well. From...
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    If it's not too much trouble : try spraying it...

    If it's not too much trouble : try spraying it with cheap distilled vinegar the sell by the gallon at the produce store, under two bucks on sale, spray it really good without a rinse (odor will fade...
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    This is a captube system, for best performance...

    This is a captube system, for best performance put in a TXV or AXV and ditch the captube. Too hard to get to the last inch and size. Sub cooling means nothing, nothing at all, you have to charge...
  17. I hope that you can see "Post Likes" while you...

    I hope that you can see "Post Likes" while you browse. I always hit them when my fellow professional members say what I'm thinking.
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    Stick to your advanced knowledge in...

    Stick to your advanced knowledge in refrigeration, OP is talking about a house not a hunting trailer in the woods. (forgive me)
  19. Replies
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    JSo many things to consider: If you dress like...

    JSo many things to consider: If you dress like you work for a living you can go to a supply house and get what you need cheap. Try not to sound ignorant. I just replaced a cap tube on an R-22 window...
  20. If the equipment is not residential you will have...

    If the equipment is not residential you will have a hard time moving it, especially if you don't even know what it is. (I buy and sell on ebay too). A real contractor is not going to fool around...
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    News to me, sorry if I was wrong. That certainly...

    News to me, sorry if I was wrong. That certainly would make no sense.
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    Back in the 1980's several things were happening....

    Back in the 1980's several things were happening. Huge "octopus" furnaces, oil burners, and coal burners were being replaced with new high efficiency gas furnaces. Even the best manufacturers were...
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    Either the contractor never finished the job or...

    Either the contractor never finished the job or it was the guys that built my house 70 years ago and used the joist spaces for ductwork. I doubt that it meets current code in any case. In case of...
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    Generators often have voltages that are off, even...

    Generators often have voltages that are off, even large 3 phase industrial units.
  25. Replies
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    1,314

    In the first place the most probable way to loose...

    In the first place the most probable way to loose one leg on a 220 system is for something to go to ground thus tripping a double pole breaker.
    Touching one side of a 240 system IS a 120 vac and you...
  26. Replies
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    To the best of my knowledge the 120vac was...

    To the best of my knowledge the 120vac was adopted from the very beginning of deciding on and building a distribution system. Thomas Edison wanted to run DC and thankfully we had Tesla who knew DC...
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    On anything smaller than a power burner , I just...

    On anything smaller than a power burner , I just adjust the burner air plates wide open. Most of these inshot burners there is nothing to adjust except for gas pressure. My goal is to make them burn...
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    99.9% of homes are fed with 240 Vac, it's just a...

    99.9% of homes are fed with 240 Vac, it's just a question of how many hot legs you are using. 120 Vac kills more people in this country than all of the other voltages combined. Yes you will get...
  29. Replies
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    YaaaH: electronic air cleaner 10Kvac; electric...

    YaaaH: electronic air cleaner 10Kvac; electric car ignition 40-60 Kvdc; 2 twelve volt "car" batteries wired in series 12-16 thousand amps.
  30. Replies
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    That's because bean counters only count the red...

    That's because bean counters only count the red beans and never the green beans.
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    No formula required, pull and inspect contactor...

    No formula required, pull and inspect contactor and contacts, isolate and check loads.
  32. Replies
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    Here is some real old school: When a transformer...

    Here is some real old school: When a transformer burns out...always install a fuse so you don't cook the new one, (small pocket change at the auto part store), if it worked before there is...
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    I was never grounded enough to get bit with 24...

    I was never grounded enough to get bit with 24 vac; I have been bit about 30 times welding with wet gloves laying on the wet concrete. (under a metal grounded stairway). Did not get paid enough for...
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    They let any idiot work on our equipment.

    They let any idiot work on our equipment.
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    I'm thinking the cheapest, easiest, way to start...

    I'm thinking the cheapest, easiest, way to start would be to get a test on airflow before you tear apart the house. Keep in mind that you can only make so large of hole in side of furnace. If it's...
  36. Excellent point! I can't count how many...

    Excellent point! I can't count how many dungeons I've been in with conduits hanging down and only the wire holding it together. (probably with the emt that wasn't reemed/ deburred.)
  37. (In Chicago) BX was "outlawed" because the wire...

    (In Chicago) BX was "outlawed" because the wire was already pulled thru it. This caused many faults due to inept DIY cutting through the wire insulation. The other problem was that HO would run BX...
  38. Replies
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    I think you are on the right track on this one. ...

    I think you are on the right track on this one. My memory of coil cleaners were always acid, (hydrofloric acid, nasty stuff, do not inhale!)). Soaps are on the other end of the PH scale. What's...
  39. Replies
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    Having your coil perfectly clean should help. The...

    Having your coil perfectly clean should help. The A/C is designed to remove moisture from the air so it sounds like your unit is working well. For the most part do what you can and start saving $...
  40. Replies
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    YES, WE ALL KNOW, YOU ARE SUPPOSED TO ORDER THE...

    YES, WE ALL KNOW, YOU ARE SUPPOSED TO ORDER THE OPTION WHEN YOU REALIZE THE POS WON'T START.
  41. Replies
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    No one with any experience would install a "3 in...

    No one with any experience would install a "3 in 1" hard start kit on equipment that had a "built up" hard start system with a potential relay and overloads. If this particular unit came with a hard...
  42. Replies
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    It's been decades since OEM's put start caps in...

    It's been decades since OEM's put start caps in their statis quo equipment.
  43. Replies
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    The problem is you don't know the difference...

    The problem is you don't know the difference between a start cap and a run cap or an induction motor as to a PSC motor.
    Manufacturer uses cheap rotary compressors and does not want to pay for a...
  44. Exactly, the cost is not worth the problems.

    Exactly, the cost is not worth the problems.
  45. A fused disconnect should never be bypassed....

    A fused disconnect should never be bypassed. Often a larger circuit supplies power over a distance and the fuses protect a smaller whip and condensing unit.
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    My career ended in 2014 when I was coughing up...

    My career ended in 2014 when I was coughing up blood everyday. Too many acids, chlorides, asbestos, and hydrocarbons thru my lungs. Have: replaced RT knee, broken rt elbow, busted left wrist, and a...
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    I guess that I'm getting too old to remember and...

    I guess that I'm getting too old to remember and the brain damage is too difficult to overcome. After six years of not working the skill is just fading away.
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    I never had a reason to check or bother with a...

    I never had a reason to check or bother with a performance curve. Now that I am trying to remember we may have put gauges on pumps 4" and over. Most important was a valved vent on top of volute ...
  49. Here's my wooden nickle: why would anyone...

    Here's my wooden nickle: why would anyone consider putting a bunch of residential units that need to be maintained when a single rooftop unit would do the job properly???????????
  50. Thank you, I was unaware of that in "modern"...

    Thank you, I was unaware of that in "modern" times. It certainly would be nice for continuous hot water supply
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