Free Shrader Valve Refrigerant Leak Tester (Quick Tip)
- Craig Migliacco
- Apr 28, 2020
- 1 min read
Updated: Jul 13, 2023
Make a Quick Free Refrigerant Leak Tester for the Schrader Valve (Valve Core) at the Access Port. Drill an 1/8” hole in the end of an extra port cap. Screw your testing cap to the port and add a drop of bubble leak detector to see if it blows a bubble. Remove the testing cap when done. This will avoid getting any bubble leak detector in your port or on the valve core. If there is a leak present, replace the valve core using a Valve Core Removal Tool. After leak checking, add the correct port cap to seal and protect the port.
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Using a refrigerant leak tester properly saves time and prevents hazards. This guide simplifies the process and highlights critical safety points. While studying for nccer testing, I noticed that hands-on demonstrations paired with theory improve comprehension, making it easier to recall steps during practical assessments.
Safety and precision are central to success. While preparing for nccer testing, understanding each step in real-world tasks reinforced my ability to apply concepts accurately. Combining practical experience with theoretical study ensures stronger results in both hands-on exams and technical knowledge evaluations.
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GREAT tip! Thanks Craig.