What was found
(CAN) SMOKE IN CABIN WITH APU ON AND ACU PACKS ON. INVESTIGATION REVEALED APU LOAD COMPRESSOR OIL SEAL LEAK. APU REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) SMOKE IN CABIN WITH APU ON AND ACU PACKS ON. INVESTIGATION REVEALED APU LOAD COMPRESSOR OIL SEAL LEAK. APU REPLACED.