What was found
FLT# 635, BUF-SJU. FLIGHT ATTENDANTS REPORT FUMES ON FINAL DESCENT FROM ROW 20 TO THE BACK; COMPLIED WITH INFORMATION NOTICE 2017-T015M, STEP 1 ISOLATED FAULT TO TYPE 10. APU & ENGINES RUNNED NO ODOR PRESENT. APU AREA INSPECTED NO CONTAMINATION FOUND PER TSM 05-50-00-810-085B AIRCRAFT IS OK FOR SERVICE."