What was found
WHILE SERVICING APU FOUND A HOLE ABOUT 2 INCHES IN DIAMETER AND A CRACK ABOUT 3 INCHES LONG IN THE BLEED AIR TEE DUCT. REPLACED THE TEE DUCT PER MM 49-53-01, OPERATIONAL CHECKED OK. (M)
- Difficulty date
- December 4, 2000
- Submitted
- February 7, 2001
- Operation
- Air carrier
- Aircraft
- N523AT
- Make and model
- Boeing 75723N
- Aircraft serial
- 30232
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Duct
- Part number
- 28842382
- Condition
- Cracked
- Location
- Apu
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.