What was found
INTRMTNT UNKN FUME AT 4L FA RPRTS HI PITCH SQUEAL BEFORE IT STAR TED. REQUIRES INSPECTION IAW AMM 05-51-58-800-801-C3 IAW TOMC REQUEST FILLED OUT FORM 46-6020 SMOKE/ODOR IN PLANE. FLIGHT ATTENDANTS REPORT BURNT ELECTRICAL SMELL- CIGARETTE SMOKE SMELL. 2 FLT. ATT.REPORTED EYE AND THROAT IRRITATION. FLT ATT REPORT INSP OF GALLEY COULD NOT FIND SOURCE OF SMELL. PERFORMED SMOKE/ODOR IN THE CABIN CONDITIONAL INSPECTION REF AMM 05-51-58, FOUND NO EVIDENCE OF SMOKE OR ANY ODOR. PRESSURIZED AIRCRAFT REF AMM 52-09-01, FOUND NO LEAKS AT DOOR 4L DOOR SEAL. COULD NOT DUPLICATE FAULT, OK TO CONTINUE. FLIGHT ATTENDANTS REPORT BURNT ELECTRICAL SMELL- CIGARETTE SMOK E SMELL. 2 FLT. ATT.REPORTED EYE AND THROAT IRRITATION. FLT ATT REPORT INSP OF GALLEY COULD NOT FIND SOURCE OF SMELL PERFORMED SMOKE/ODOR IN THE CABIN CONDITIONAL INSPECTION REF AMM 05-51-58, FOUND NO EVIDENCE OF SMOKE OR ANY ODOR. PRESSURIZED AIRCRAFT RE F AMM 52-09-01, FOUND NO LEAKS AT DOOR 4L DOOR SEAL. COULD NOT D UPLICATE FAULT, OK TO CONTINUE FLIGHT ATTENDANTS REPORT BURNT ELECTRICAL SMELL- CIGARETTE SMOKE SMELL. 2 FLT. ATT.REPORTED EYE AND THROAT IRRITATION. FLT ATT REPORT INSP OF GALLEY COULD NOT FIND SOURCE OF SMELL.