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Just because I ask DIY questions does not mean that I am

I am learning for my work, HVAC is part of my work.

BooHooo, you hurt my feelings

JUst stop it already!!!!

I'm trying to do the right thing by learning,,,

Boy are you persistent,

you do make me laugh !!!!

That's a good thing,

jultzya, I am a professional HVAC repair person, I am servicing 20 unit apartemant A/C, as well as other handy man...

A/C units rooftop 1.5 to 2 tons, evaperator does not have schrader valve at evap.I can not measure PSI of low side,
can I just measure it at the compresor, can I add 2-3 PSI
for an average...

Yellow Dot

still not large enough ?

this thing already resembles the space shuttle as it is,
how can that be, should I assume that each 12" flex can bring in 600 CFM ? 2 x 600 = 1200 CFM , if...

Keep up the good work guys, this is a great site,
I won't bother you with my DIY questions any more,
I'll research the database,

Thanks again

The Horror, the horror (Marlon Brando, Appocalipse Now)

No, I used 2 -12" on the return

Yellowdot and crew, OK I sense I better not ask any more questions, however,I do apreciate the answers. I've already done pipe all the way through. I was worried that the vibration may rub the line...

Hello, thank you for joining HVAC-Talk! We have a lot of HVAC Pros here
who can help you make decisions and give advice about a broad range of
comfort problems. We do have a policy, which we...

Correction that's 2.5 tons

I am installing a 25 ton condenser , it already has a freon charge but for only 15 feet of lines.I am running 30 feet of lines, what method should I use to calculate the additional freon need (aside...

Thank you,

this site is very impresive,


Dan

No, actually I am a profesional repair person,who is going into the HVAC field,believe me no sane person would (or should) do their own full heat/air attic installation.

Sorry about all those...

why are my postings being deleted ?

You have to give them credit for trying,
then they fully appreciate a HVAC man