What was found
RECEIVED POST AIRWORTHINESS DIRECTIVE 2012-05-02 SERVICE BULLETIN 737-78-1079, REVISION 3 THRUST REVERSER PN 315A2295-699 78-31-40, FIGURE 1, ITEM 3G. UPON REMOVAL OF THE 315A2130 BLANKET INSTALLATION, VISUAL & ULTRASONIC INSPECTION OF THE 315A2101-165 BONDED PANEL ASSEMBLY 78-31-37, FIGURE 35, ITEM 40K REVEALS 2 AREAS OF THERMAL DEGRADATION TYPICALLY ASSOCIATED WITH AD 2012-05-02 & SB’S 1079 & 1088 RESULTING IN DISBOND & DELAMINATION CT THE 165 BONDED PANEL ASSEMBLY. NOTE A 315A2137-2 COOLING BUSHING IS INSTALLED CT THE 165 AT NR 3 UPPER COMPRESSION PAD LOCATION.