What was found
WITH APU RUNNING SMOKE WAS COMING FROM THE NR 2 AIR DUCT DUCT TEMP WAS 104 DEG C, ALSO WOULD NOT COOL OFF. RAN ONLY NR 2 ENGINE WITH SAME RESULTS AIRPLANE FILLED WITH SMOKE. ACM INOP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WITH APU RUNNING SMOKE WAS COMING FROM THE NR 2 AIR DUCT DUCT TEMP WAS 104 DEG C, ALSO WOULD NOT COOL OFF. RAN ONLY NR 2 ENGINE WITH SAME RESULTS AIRPLANE FILLED WITH SMOKE. ACM INOP.