What was found
AFTER LANDING AND APU CAME ON LINE A STRONG ELECTRICAL BURNING ODOR SENSED IN COCKPIT AND FIRST CLASS CABIN AT GATE WE CYCLED APU OFF AND ON AND ODOR STILL PRESENT. C/W ODI NO GO PROCEDURES PERFORMED COMPLETION OF WORK CARD 0550- 2001 SMOKE AND FUMES PER WORK CARD PERFORMED EFIM PROCEDURES 1- 8458 ELIMINATION OF ODORS . NO ODORS AC OK FOR SERVICE. (LP# 5145012)