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Pictures....... who needs pictures??? :D

Nice job!! Wondering if you fabricate TDC joints also?

You can install a pressure / temp logger. This logger will monitor pressure and temp so when you come back you know what really happened and when. SUPCO makes low price loggers perfect for this...

Every A/C system must have a charging procedure and chart provided by the manufacturer. Always follow manufacturers data.

The only way to get it real clean is to remove the coil, apply chemical cleaner an then rinse with lots of water.

If you do it right you don't have to do it twice. :D

cybarr 1st post says:
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I went on a call, 5 ton split system.
Pressures 53/165 line temp 30/83
return air 78 deg supply 56 deg ...

So now the customer will know how much refrigerant is leaking .01 oz/year.

Maybe customers can choose the scent they like.
I suggest dollar bill scent, then you will know how much you have to...

Cap tube systems shall be charged using the Superheat method
Piston systems shall be charged using the Superheat method
Expansion valve systems shall be charged using the Subcooling method

Don't mess with that photo :D

Check this out

[Edited by igwt777 on 09-27-2005 at 05:07 PM]

Nope!! That's overcurrent protection !!!

I always recommend 3 phase monitors (new installs or when replacing a compressor) It's a cheap insurance for the customer. Low cost vs. high protection.

http://www.imagewiz.net/usr/hvac1/20884_132706.gif

What is a micron?
A micron is a metric measure and is defined as 1 millionth of a meter or 1 thousandth of a millimeter.

Most people in the...

How often do you get to 350 and hold for one minute? What kind of vacuum setup you use?

Do you use stainless steel flex hoses or the heavy duty black ones?

igwt777

if you are pulling to 500 you are on the safe side.

Welcome to HVAC-Talk

You will understand that type of answers on the run!!! :D

Always pull down to 500 microns and replace filter driers. This will save you lots of time. Do it well the first time... then you don't have to come back and do it again.;)

Definitivamente hacia falta un traductor certificado por HVAC-Talk.

LOL!!!

LOL !!

IMO I keep the 3 phase units.

Try this anyou will see

http://hvac-talk.com/vbb/showthread.php?threadid=84876

Never seen a minisplit whith heating device.

Now looks better!!