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Type: Posts; User: jeremyjp

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  1. Unbelievable!!!! That is a disgrace to our trade....

    Unbelievable!!!! That is a disgrace to our trade. Must be the work of the un-licensed people who under-bid "us" licensed contractors who are just trying to stay alive as a business.
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    Sticky: Poll: I Voted!!!!

    I Voted!!!!
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    Nice descriptive writing skills!!! was able to...

    Nice descriptive writing skills!!! was able to follow the whole way :)
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    R-408A question(Evap temp) for low temp box

    For other Refer guys. Low Temp. Using R-408A, on a low temp box, what is the typical operation suction line temp/pressure?? at the evaporator? 24psi(-10) or 33psi(5 degrees)???:putergreet:
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    But... i guess i'm just a Bryant/Carrier fan, and...

    But... i guess i'm just a Bryant/Carrier fan, and when it comes to repairs, they are simple to diagnois and i can actually have room in the cabinet to do any repairs.
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    This subdivision was built within the last 5 yrs....

    This subdivision was built within the last 5 yrs. Kinda in a remote area and houses are nice and custom too. They just got the shaft cause no Nat gas ran to them. Rumored that bills are outrageous,...
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    I install Bryant(factory installed txv) and ADP(...

    I install Bryant(factory installed txv) and ADP( factory installed txv). I'm assuming that the coils in the (Remote)subdivision are Carrier because i know the the company that did alot of work in...
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    Reason i ask about coil is because i usually just...

    Reason i ask about coil is because i usually just use fan coil with heat strip as auxillery heat(2nd stage) and i figured it was a bi-flo built in. I think i have installed 4 of them type. They all...
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    thank you for the info. If the existing coil is a...

    thank you for the info. If the existing coil is a typical TXV coil, it doesn't need to be replaced with a a specific bi-flo txv??

    Winter can be cold in some areas here. Sometimes in the area where...
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    yep, sure am. Just thinkin what is needed to...

    yep, sure am. Just thinkin what is needed to convert. I don't install alot of them out here, but i have. Typically they don't do the greatest cause we are below 30 degress in the winter, but these...
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    I would never install a Lennox!!! the extra...

    I would never install a Lennox!!! the extra money doesn't buy you anything. Except for more expensive parts to replace later. If this is a change out situation, there can be no guarantee if the...
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    Propane to Heat-pump

    Im a HVAC contractor in Utah. Been thinkin bout a subdivision with only propane(no Nat option) and high heat bills. Im thinkin of proposing to people about converting to heat pump systems.

    Im...
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    How can i get on the map???

    How can i get on the map???
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    thank you!!

    thank you!!
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    I see what you guys are saying :) thanks

    I see what you guys are saying :) thanks
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    I'd say if supply vents are in the floor(by...

    I'd say if supply vents are in the floor(by windows), baseboard returns are ok. Or... if in the ceiling, one in each corner of room(return-supply) is nice.
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    Costs and confusion :/

    Are there any programs(Duct-sizing, CFM vs Tonnage) out there that are actually simple, easy to use, and cheap, or even free??? Everyone wants to give me answers about mathamatical problems that make...
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    Pro Memeber???

    UUUUGH!!! What is a pro member??? Dang, it seems hard to post a general question. I wishg it was easier to navagate in this site, or to just post a question
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    Yes, i'm in the trade. Have my S350 in utah. ACE...

    Yes, i'm in the trade. Have my S350 in utah. ACE HVAC, LLC is my company I own. I ask questions just to get opinions Duct sizing, tonnage vs. CFM. Haven't gotten the revenue yet to buy these...
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    thank you and i agree. Just a situation i ran...

    thank you and i agree. Just a situation i ran across and thinkin i need to add more return air to system
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    i Agree, and thank you. It's just a situation i...

    i Agree, and thank you. It's just a situation i ran across and as a fix, i was thinking i need to add more return air
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    CFM question!!!!

    14 inch flex can carry how many CFM????

    12 inch flex can carry how many CFM???

    How much CFM can pass through 20x20 filter grill????

    Does a 4 ton package unit need at LEAST 1200 CFM??? or...
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    Determine Friction loss

    I'm trying to get familiar with duct calculator so... How do i determine what my friction loss is????
  24. Thread: Return air

    by jeremyjp
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    Return air

    On a 5 ton package unit, how much cfm for return air? or what size round pipe does that equate to?? 22 inch??
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    CFM- Return duct size

    How much CFM for 3 ton package unit??? This one i ran across today has 2-12 inch round. Certainly doesnt seem like enough.

    What is "one way size' min needed?? 16 round or 18??

    How bout for 5...
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    Thank you

    Thank you
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    agreed, and thank you also. I see it alot that...

    agreed, and thank you also. I see it alot that with a piston that i never get the ideal superheat of 10-12. Lots of systems seem to get 1 to 0 superheat, running at lets say 44 degree. It always...
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    Thank you. I appreciate your opinion

    Thank you. I appreciate your opinion
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    Thank you for info!!!

    Thank you for info!!!
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    Duct size, Capacity

    I'd like to get others opinion. I run into alot of homes where it seems that the A/C is slightly to big for the ductwork that is installed. Lots of times the the a/c is working and pressures are too...
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