What was found
AIRCRAFT HAS BURNING ELECTRICAL SMELL THROUGH OUT THE CABIN. DEBRIEFED CREW AND CONFIRMED ELECTRICAL SMELL THRU GASPERS IN AFT CABIN WITH PACKS OFF AND RECIRC FANS ON. SUGGEST REPLACING BOTH LT & RT RECIRCULATION FANS & ALSO BOTH CABIN FILTERS WITH NEW UNITS. .AMM TASK 21-25-02-000-801 & TASK 21-25-01-000-801. R & R LT RECIRC FAN & FILTER REF AMM 25-52-17. R & R RT RECIRC FAN IAW AMM 21-25-02-400-801. OPS CHECK GOOD. R & R BOTH RECIRC FILTERS IAW AMM 21-25-01-400-801. RAN BOTH RECIRC FANS WITH PACKS ON AND WITH PACKS OFF. NO ELECTRICAL BURNING SMELL NOTED.