What was found
GATE RETURN FOR SMELL IN COCKPIT AFTER PUSHBACK. FOUND BURNING BUGS IN APU EXHAUST. CLEANED OUT DEBRIS. COMPLIED WITH SMOKE WORKSCOPE PACKAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
GATE RETURN FOR SMELL IN COCKPIT AFTER PUSHBACK. FOUND BURNING BUGS IN APU EXHAUST. CLEANED OUT DEBRIS. COMPLIED WITH SMOKE WORKSCOPE PACKAGE.