What was found
CHEMICAL ODOR TAKEOFF AND CLIMB RETURNED BRIEFLY DURING DESCEN T DEBRIEF CAPT/FO ODOR WAS IN FLIGHT DECK. PERFORM INITIAL EVAL. REF: AMM 21-00 TASK 806. NO EVIDENCE OF ANY BIRD STRIKES. FOUND 'A' SYST HYD OVER SERVICED. MOVE EXCESS HYD FLUID FROM A. A AT 96, B AT 96. IAW SUB TASK 12-12-00-610-801. RAN BOTH PACKS IN ALL POSITIONS. NO ODOR NOTED. NO HISTORY LAST 90 DAYS FOR ATA CHAPTERS 21,36 OR 71. WILL CHK WITH TOMC IF HI POWER RUN IS NEEDED. THIS A/C DID HAVE ENG WASH DONE ON RON LAST NIGHT IN BNA (21APR26 21APR26 BNA ?0479 INSP-WASH E1 *EXTN X1*) SDR REF LP 8642630, NO ODORS NOTICED DURING RUNS