What was found
AIRCRAFT 3053, PASSING 11,000 FT ON DESCENT WE NOTICED A SMELL THAT LASTED ABOUT 30 SECONDS. IT WAS LIKE A CHLORINE POOL SMELL MIXED WITH AN ELECTRIC SMELL. IT QUICKLY DISSIPATED BUT RETURNED ON FINAL AT APPROX 2000FT. CORRECTIVE ACTION: REPLACED F/O'S FIXED WINDOW AND WINDOW HEAT COMPUTER 2DG2. (LP 5886158, 5886159)