What was found
PUNGENT ODOR OF SMOKE IN AIRCRAFT ON ENGINE PNEUMATICS AT HIGH ENGINE POWER. ODOR ISOLATED TO NR 2 PNEUMATICS WHEN USING APU BLEED. REPLACED APU.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PUNGENT ODOR OF SMOKE IN AIRCRAFT ON ENGINE PNEUMATICS AT HIGH ENGINE POWER. ODOR ISOLATED TO NR 2 PNEUMATICS WHEN USING APU BLEED. REPLACED APU.