What was found
DUE TO ODOR IN CABIN AFTER ENGINE START, INSPECTIONS SATIS ON AFT CABIN LAV'S/OVENS/COFFEMAKERS/CHILL ERS/CB'S/LIGHTS ACC. AMM. 05-51-56-940-801-C1 REV. 143. C/O PACK 1 AND 2 OPS WITH APU ONLY. NO SMELLS NOTICED. C/O EGR WITH BOTH ENGINES RUNNING AND BOTH PACKS ON. BURNING TOAST SMELL VERY WEL L NOTICABLE AT SEAT 44AB BY ENGINEER AND FIRST OBS FOR 20 SECOND S. SELECTED PACKS INDIVIDUALLY SMELL DID NOT RETURNED.