What was found
WAX LIKE BURNING ODOR IN THE AFT CABIN DURING DESCENT AND APPROACH, DISSIPATED ON LANDING. PERFORMED ODI PREVENTION AND FOUND A SMALL LEAK OUT OF THE RT THRUST REVERSR VALVE LINE. TIGHTENED THE LINE AND OPS OK. C/W AMDS CARDS 2120-2367, 4950-2815, 4900-2215, AND 2170-4139.