I show how to triple evacuate an air conditioning system, getting it ready to charge with refrigerant.
Hello to: The faculty and students at the HVAC/R program at San Jose City College in San Jose, California.
Attention: Do not try any of what you see in this video at home. It takes at least two years of HVACR schooling to become qualified to learn in the field how to work on heating and air conditioning equipment. Then it takes another three years of apprenticeship training to become competent enough to safely work on heating and air conditioning equipment.
To donate cryptic currency: