Charging a Suspected Low R-454B System
How to confirm an A/C system is really low on charge, then trim charge it right to the data plate. $15, watch on your schedule.
What's Included
1.Instructor-Led Video Training
Learn directly from experienced HVACR technical instruction.
2.Learning Resources
Review key concepts with downloadable reference materials.
3.Knowledge Checks
Test your understanding throughout the training.
4.Practical Application
Apply concepts through technician-focused scenarios and assignments.
5.Certificate of Completion
Complete the required course work and earn a Gillis Coaching certificate.
Prove It's Low. Then Charge It Right.
In this lesson you will learn:
- Why airflow gets checked before you ever add refrigerant
- How to use the data plate target subcooling on a TXV system
- How to set up an R-454B tank, scale and hose for a trim charge
- How to add refrigerant in small pulses without slugging the compressor
- When to stop, the signs of overcharging, and how to finish the job
Short, focused video. $15. Watch on your schedule.
Course curriculum
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1Charging a Suspected Low R-454B System