What was found
DURING GROUND RUNS BEFORE RETURNING ACFT TO SERVICE FROM A C-CHECK THERE WAS A OIL ODOR AND HAZE PRESENT IN THE CABIN WITH BLEEDS ON. 3 COMPONENTS WERE REPLACED DURING THE TROUBLESHOOTING/RECTIFICATION PROCESS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING GROUND RUNS BEFORE RETURNING ACFT TO SERVICE FROM A C-CHECK THERE WAS A OIL ODOR AND HAZE PRESENT IN THE CABIN WITH BLEEDS ON. 3 COMPONENTS WERE REPLACED DURING THE TROUBLESHOOTING/RECTIFICATION PROCESS.