This revision has added some new footage which compares the current R-134a refrigerant systems with the older R-12 systems. Basic inspection, checking control head and air door action, feeling and measuring line temperatures, listening for normal and abnormal sounds as well as other techniques for finding troubles are covered. Also shows how to use a manifold gauge set to complete a performance test to diagnose system operation.
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ISBN UPC: |
9781421380001 |
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Format: |
DVD |
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Copyright: |
1999 |
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Length: |
27 minutes |