What was found
AIRCRAFT RETURNED, DUE TO APU GENERATOR FAILED AT 6,000 FT AND LT ENGINE CSD WAS PREVIOUSLY DEFERRED IAW MEL 24-1-1. APU GENERATOR, LT ENGINE CSD, LT GENERATOR AND LT HEAT EXCHANGER WERE REPLACED IAW MM 20-20-02, 24-10-01, 24-20-00 AND 24-10-03, TESTED CORRECT. OVERWEIGHT INSPECTION WAS NOT NECESSARY DUE TO AIRCRAFT LANDING WITH 123,091 POUNDS AND MAXIMUM LANDING WEIGHT IS 139,500 POUNDS, BEING WITHIN LIMITS.