What was found
DURING C-CHECK, FOUND A CRACK IN THE APU CASE NEXT TO THE THERMOSTAT BOSS, VISIBLE LOOKING FORWARD THROGH THE EXHAUST DUCT BELOW THE FLANGE. *S/D* REPLACED THE EXHAUST DUCT FLANGE IAW GARRET OHM 49-22-05.
- Difficulty date
- July 26, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N901AX
- Make and model
- Doug DC932
- Aircraft serial
- 47381
- System (JASC)
- 4980 · APU Exhaust System
- Part
- Exhaust Duct
- Part number
- 6951401
- Condition
- Cracked
- Location
- Apu
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.