Refrigeration Circuit Piping & brazing
Nitrogen purge and pressure testing
Flow nitrogen while brazing, then pressure test to the correct test pressure with a regulator set properly.
Why oxidation inside the line matters, regulator setup, flow rates for purging, standing pressure tests and where test pressures come from.
Before this skill
HVAC Excellence competency codes
- CAC-131
- MS-074
- RAC-079
- HP-087
- RAC-102
Courses that teach this
No mapped courses yet
We haven't matched a course or certification to this skill yet. Matches are added as a person on our team reviews them.
Courses are matched to this skill by our team and approved by a person. Providers can't pay to be listed here.