Guide to
Basic and Advanced Refrigerant Gas
LEAK DETECTION
By reading,
understanding and practicing the techniques
outlined by this manual, the Refrigeration Service Mechanic
will finally master the art of Leak Detection.
(The most under-taught skill in our trade).
| Lesson 1 | EVERYTHING LEAKS........................................ | 3 |
| Lesson 2 | THE IMPORTANCE OF SENSITIVITY................. | 4 |
| Lesson 3 | THE SIX CLASSES OF LEAKS ........................... | 4 |
| Lesson 4 | REQUIRED TOOLS............................................. | 5 |
| Lesson 5 |
BASIC
LEAK DETECTION Testing for the Standing Leak....................................... Spotting Refrigeration Oil Residue................................. The Reliability of Oil Spotting...................................... Testing for Evaporator Section Leaks............................. Testing for Condensing Section Leaks............................ Suction/Liquid Line Leak Test...................................... |
6 6 6 7 7 8 |
| Lesson 6 | ADVANCED
LEAK DETECTION Testing for Pressure Dependent Leakage.......................... Testing for Vibration Dependent Leakage......................... Testing for Temperature Dependent Leakage..................... Testing for Combination Dependent Leakage..................... Testing for Cumulative Micro - Leaks............................. |
10 10 11 11 |
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