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i just picked up a set of yellow jacket gauges at johnstone for $79 with 5 ft hoses..... as far as a meter i have a fluke 116 and love it. i do commercial and it works great for me

SUPCO M500 ABOUT $100 WORKS WELL

FLUKE 116..... GREAT METER
YOU CAN ALSO GET A COMBO 116/322... 322 IS AN AMP METER

i always use 5 acty and 10 oxy

any thoughts on the cps tr21 recovery machine

terralux lightstar 300

your problem is your mix matched system....nevermix match cond. and evaps

I just bought a new makita 18v drill so I probably wont be purchasing one anytime soon

Nope probably wont either

I'm not downing using one just wondering if there is an advantage to using one over a drill.

Everything that can be done with an impact I can do with my drill

Just wondering what's all the hype with impacts? You can't use drill bits unless you have a chuck for an impact. You might as well just buy a regular drill. Just wondering

The EPA cut production of R-22 by 45% that's why there was such a big spike in price.

Great tool well worth the fifty bucks and yeah they pretty much the most common ecm motors out there

To my knowledge only certified companies can turn recovered refrigerant to ARI 700 standard virgin refrigerant. That is the only way you can use refrigerant from someone else's system in another...

You should have 10-30 microamps I would replace the flame sensor

Do you guys prefer the digital ones or analog analyzers. What brand digital?

Which cordless drill brand does everyone prefer? I love my makita lots of power and batteries stay charged forever.

Lenox

2old2rock I'm currently in school and our book has a section on listen to customers, angry customers. It's all about how to deal with customers in certain situations.

I know there are all different types and brands of manometers out there. I'm looking to buy one just trying to get opinions on the best one for the best price. Thanks

I've found that the electrical side is probably the most important thing to understand. I have about 5 months of school left and I know without the unstanding of electricity I would be lost.

Are you planning on fixing the board?

Get a techmate pro.... you hook it up to motor if motor runs fine bad control board. But this doesn't work with all ecm motors. It only works with VSM 2.0 2.3 and 3.0

I'm in HVAC school but our NCCER training book doesn't talk about SF could someone explain what exactly it is? Thanks