What was found
APU BLEED AIR: WHEN APU BLEED AIR IS INITIALLY TURNED ON, OCCASIONALLY YOU CAN SEE A SLIGHT HAZE IN THE CABIN. SEEMS TO BE MORE PRONOUNCED WHEN APU AIR IS FIRST TURNED ON AND YOU ARE REQUESTING HOT AIR. THE HAZE QUICKLY DISSIPATES. // SIGNOFF// REMOVED FAULTY APU (LEAKING OIL INTERNALLY) PART NUMBER: 3800785-1 SERIAL NUMBER P-358 AND INSTALLED CUSTOMER SUPPLIED REPAIRED UNIT P/N ON: 3800785-1 S/N ON: P-842 IAW CE-680 AMM 49-10-00. OPS AND LEAK CHECKS GOOD AT THIS TIME. ALL RQC REQUIRED INSPECTION HAVE BEEN VERIFIED AND COMPLETED.