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Type: Posts; User: DLR

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  1. Replies
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    ROLLLLLLLLLLLL TIDE

    ROLLLLLLLLLLLL TIDE
  2. Replies
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    I use at least 20x30 return filter grilles on 3...

    I use at least 20x30 return filter grilles on 3 ton systems. Larger if filter application requires it.
  3. Thread: high limit issues

    by DLR
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    Airflow is most likely the culprit. You need a...

    Airflow is most likely the culprit. You need a pro to figure out why the airflow is inadequate.
  4. Replies
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    1,643

    Is there a Lennox distributor in your area? Are...

    Is there a Lennox distributor in your area? Are parts readily available in case of a failure? Lennox is good equipment and so is Trane. It.s hard to find Lennox OEM parts in some areas.
  5. Replies
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    What size return grille? Is the duct insulated on...

    What size return grille? Is the duct insulated on the inside?
  6. I would use 18/10 if it were me. It don't cost...

    I would use 18/10 if it were me. It don't cost that much more and if you ever need the extra wiring it will be there.
  7. What furnace do you have? make sure it had...

    What furnace do you have? make sure it had adequate fan performance for the size heat pump that is being used, sized by Manual J of course. Another thing to look at is are your returns and supplies...
  8. Thread: Wall stud returns

    by DLR
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    1,606

    I have always sized my duct at .05 return static...

    I have always sized my duct at .05 return static and .08 supply. Never had a problem with proper cfms or static. It was the way I was taught by local utility company that has a world renoun training...
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    Great advice from all. Have a system capacity...

    Great advice from all. Have a system capacity test done. Have them make sure your duct system is tight. I mastic all my systems. You can lose alot of capacity thru duct leakage from ducts. A Manual J...
  10. Thread: Wall stud returns

    by DLR
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    1,606

    6X32 is only good for 650 cfms based on .05...

    6X32 is only good for 650 cfms based on .05 static. Your only half way there. It is to small. Run another return kapish?
  11. Replies
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    Hard to tell without seeing the job. Your service...

    Hard to tell without seeing the job. Your service company should know how many,what size etc.
  12. Replies
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    9,167

    "One more question that I forgot to ask. I have a...

    "One more question that I forgot to ask. I have a 24X12 return air grill. Do you think this is enough for my system? During the estimate process I had some contractors say that it needed to be larger...
  13. Thread: Air Flow

    by DLR
    Replies
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    425

    Not a DIY site. You need a tech to check for...

    Not a DIY site. You need a tech to check for proper static and total cfms.
  14. Thread: Air Flow

    by DLR
    Replies
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    425

    Your return duct is approx. good for 1300cfms at...

    Your return duct is approx. good for 1300cfms at best not taking into account any elbows or transitions etc. If it is internally lined it is only good for 900 cfms based on .05 static design. The...
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    If you have mold growing in your duct system it...

    If you have mold growing in your duct system it needs to be addressed. I
    would recommend a new duct system externally wrapped. Also have your indoor coil cleaned.

    Before you can lower the fan...
  16. Thread: Ideal Meters

    by DLR
    Replies
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    1,003

    Fluke here also. I have a Fluke 16 that is 12...

    Fluke here also. I have a Fluke 16 that is 12 years old and never had a problem.
  17. Replies
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    Here are the rules and regs. for us Alabama...

    Here are the rules and regs. for us Alabama contractors. A Manual J load calculation is required. You can also file a complaint if it goes that far.
    http://www.hvacboard.state.al.us/
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    My wife and I have been together for 28 years....

    My wife and I have been together for 28 years. She is my best friend. We even survived working with each other.
  19. Replies
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    Yes if it is a PSC 3 or 5 speed motor. Make sure...

    Yes if it is a PSC 3 or 5 speed motor. Make sure they check the superheat so there is no slugging of the compressor. I have personally never had duct sweating problems with ventilated or non...
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    First unit was probably oversized and if they...

    First unit was probably oversized and if they replaced it with the same unit then it is oversized. Did anyone do a manual J load calculation. I know this gets repeated alot on this forum but it is...
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    A multi zone system might be a viable option.

    A multi zone system might be a viable option.
  22. The filter is has a one inch flange that fits in...

    The filter is has a one inch flange that fits in the grille and then necks down or reduces to four more inches.
    However the majority of duct systems are to small for such applications.
  23. Replies
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    Just becaus a Dr. works for an insurance company,...

    Just becaus a Dr. works for an insurance company, does not mean they are a bad dr. does it?.
    It don't mean the doctors bad but insurance companies limit what can be done.
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    A scale is the only way to tell how much...

    A scale is the only way to tell how much refrigerant is used.

    Home warranty companies i have delt with will do everything to string you along till the warranty expires. Yours may be different.
  25. Thread: dog bites?

    by DLR
    Replies
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    2,422

    The homeowners told me "he's never bitten anyone"...

    The homeowners told me "he's never bitten anyone" The lab that bit me was quarintined for 30 days.
  26. Replies
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    shaygetz how did you git my picture?

    shaygetz how did you git my picture?
  27. Replies
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    Sixteen years old. I would replace it.

    Sixteen years old. I would replace it.
  28. Replies
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    ROLL TIDE ROLL

    ROLL TIDE ROLL
  29. Replies
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    The dealer should look at the technical data on...

    The dealer should look at the technical data on the Trane equipment and decide from that. 43 heat gain is closer to 4 tons than 5.. Should go to 5 ton for latent/sensible. The dealer should know the...
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    An 18" return is good for 1400 cfms/3.5 tons...

    An 18" return is good for 1400 cfms/3.5 tons based on .05 static. A 12x12 inside deminsion is only good for 600 cfms/1.5 ton.. Why replace two returns with one large one. The more returns the better....
  31. Replies
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    I have Trane /American Standard in my home and I...

    I have Trane /American Standard in my home and I could have installed any brand. 13 yrs. and no problems.

    ebgwd it's not the equipments fault. Any system with a leak would be the same results. You...
  32. Replies
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    purplenova I didn't percieve any disrespect. With...

    purplenova I didn't percieve any disrespect. With 30 yrs. in this business I have developed thick skin. HaHa. I used to sell Bryant so I was familar with your equipment. In order to get the right...
  33. Thread: Do u ever wish....

    by DLR
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    450

    Yeah me to. Sometimes when your up to your neck...

    Yeah me to. Sometimes when your up to your neck in calls and you don't have quiet enough sealtite on the van to make it pretty. and have to route it the closest path possible....stuff like that.
  34. Replies
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    In the majority of cases where a lineset can be...

    In the majority of cases where a lineset can be changed I replace them especially if the compressor had a burnout. It's a small price to pay.
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    It's a 2.5 ton and a 3 ton airhandler....

    It's a 2.5 ton and a 3 ton airhandler.
    http://www.bryant.com/support/findmodel.shtml
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    Not irritated at all. I hope your confusion has...

    Not irritated at all. I hope your confusion has been turned to enlightenment due to the great information on this site.Good luck and all the best to ya.
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    "We are in a hot humid climate, and have been...

    "We are in a hot humid climate, and have been quoted by 8 reputable contractors"

    Eight estimates! I wouldn't even bother, peach cobbler or not. Some people shop harder for a system than a car.
  38. Thread: mapp gas

    by DLR
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    2,542

    I tried the turbo torch and didn't like it for...

    I tried the turbo torch and didn't like it for brazing. Oxy/acetylene for me.
  39. Thread: dog bites?

    by DLR
    Replies
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    2,422

    I was on a call years ago and a little chihuaha...

    I was on a call years ago and a little chihuaha kept pestering me while i was working on the condenser. i swatted him away and didn't see no more of him. I finish the job and ring the door bell and...
  40. Replies
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    You might want to consider an entire duct...

    You might want to consider an entire duct replacement especially if your duct has internal insulation. I like to use externally wrapped metal.
  41. Mr. Bill is right on. Please keep us informed.

    Mr. Bill is right on. Please keep us informed.
  42. Thread: Leak Test Tools

    by DLR
    Replies
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    509

    Agreed H-10

    Agreed H-10
  43. Replies
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    Based on .05 static your return is good for 1000...

    Based on .05 static your return is good for 1000 cfms or 2.5 tons based on 400 cfms per ton. You need a load calculation for both the upstairs and down and size the ducts accordingly. Is the return...
  44. Replies
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    If I'm reading you right based on .08 static for...

    If I'm reading you right based on .08 static for the main supply duct you have around 1075 cfms or 2.5 tons based on 400 cfms per ton. The supply branches only add up to around 865 cfms or 2 tons...
  45. Replies
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    The air flow may be blowing water off the coil...

    The air flow may be blowing water off the coil and not allowing the condensate to drain properly. Ducts need to be sized correctly. How about some duct measurements?
  46. I drove a company van 104 miles per day for 10...

    I drove a company van 104 miles per day for 10 years. It got old after awhile but I love country life so it was worth it.
  47. Thread: Hvac Question

    by DLR
    Replies
    9
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    530

    If you want your own company you need some...

    If you want your own company you need some business training as well.
  48. Thread: R-410A LEAK

    by DLR
    Replies
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    7,706

    An electronic leak detector should be a must have...

    An electronic leak detector should be a must have tool for every service tech. I would also use a nitrogen/refrigerant mix to 300 psig. It sometimes takes time to repair leaks and driers and do...
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    I always carried a few sheetmetal blanks and some...

    I always carried a few sheetmetal blanks and some spray adhesive for the insulation and if needed made an inspection access. Spray foam is a waste of time if the coil is really dirty. Pull it and...
  50. Replies
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    Is your attic insulation up to par and properly...

    Is your attic insulation up to par and properly ventilated?
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