Basic Refrigerant Circuit Revisited (Part 1)

HVAC School - For Techs, By Techs

Bryan Orr

Training, Careers, Airconditioning, Self-improvement, Hvac, Business, Education, Refrigeration, Heating, Ac, Apprenticeship

4.8 • 985 Ratings

🗓️ 5 June 2018

⏱️ 40 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Part 1 -Bert (Kalos tech) and Keiran (Kalos apprentice) join Bryan in the studio to talk through the basic refrigerant circuit and how it functions. They talk compressor, condenser, metering device, and evaporator as well as the four lines and the states of the refrigerant as it travels

They talk about the compressor, condenser, metering device, and evaporator as well as the four lines and the states of the refrigerant as it travels. We have already covered all of the basic components in earlier podcasts, which you can check out HERE; we focus more on accessories, refrigerant movement through the circuit, and scientific concepts in this episode.

We also discuss:

Pumps vs. compressors
Refrigerant and air-cooled compressors
Flooding a compressor with liquid refrigerant
Crankcase heaters
Temperature vs. heat vs. BTUs
VRF vs. ductless

Transcript

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0:00.0	and This episode of the HVAC School Podcast is made possible by our happy, fantastic, incredible
0:21.4	sponsors.
0:22.4	Carrier, Mitsubishi Electric cooling and heating.
0:25.4	The UEEI Hub Smart Kit, both their air probes,
0:29.0	temperature and humidity, and their pressure and line temperature
0:32.0	probes.
0:33.0	You can find out more about this kit by going to UEEI test.com.
0:36.5	Refrigeration Technologies at refriggedech.com, makers of wet rag, viper products,
0:42.2	nylon, and the new pan and drain spray, which Bert was just telling me about.
0:46.1	Mm-hmm. Care to comment on that?
0:48.1	Yeah, I've really liked it so far. It smells fantastic. I like it because I can spray it exactly where I want it from like two feet away.
0:58.0	No, you would be surprised how helpful that is.
1:00.0	Do you try to stand like really far back and hit a spot.
1:03.0	Well you get all sorts of opportunities when you're doing AC work to do that.
1:07.0	I wouldn't know anything about that, would I sharpen your aim?
1:09.0	Yeah.
1:10.0	And then also Aerosis, the bipolar and nano whole home purification products, which Bird also has in his house.
1:18.0	Care to comment about that?
1:19.0	They're fantastic.
1:20.0	You're saying fantastic too much.
1:22.0	Oh, that's my word.
1:24.0	I've been very happy, noticed immediate difference
	...

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