What was found
JUST BEFORE ENGINE START, A VERY STRONG ELECTRICAL SMELL OVERWHELMED THE FLIGHT DECK. SMELL GOES AWAY AFTER PACKS ARE SHUT OFF(<P>APU STARTER WAS BURNT AND WAS DETERMINED TO BE THE CAUSE OF THE SMOKE SMELL. R/R APU STARTER PER AMM 49-41-01. OPS CHK OK. NO DEFECTS NOTED. NO SMOKE SMELL NOTED. REF IPC 49-41-01-01 ITEM 50. R/R APU CONTROL UNIT PER AMM 49-61-05. OPS CHK OK. NO DEFECTS NOTED. REF IPC 49-61-05-01 FIG 5. SMOKE SMELL ADDRESSED PER CH 5 INSPECTION. NO MORE DEFECTS PER AMM 5-51-56.</P>)