What was found
APU FIREWALL PANEL 351BZ, UPPER FLANGE IS CRACKED 0.200" & LOWER FLANGE IS CRACKED 0.350". X=28868.0. BOTH CRACKS ROUTED OUT AND NDT PERFORMED VERIFYING NO MORE CRACKING EXISTS IAW ETD 2012-170-016658-B.
- Difficulty date
- November 21, 2012
- Submitted
- November 24, 2012
- Operation
- Air carrier
- Aircraft
- N639CZ
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000262
- Aircraft time
- 10,974 hours, 6,291 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Firewall
- Part number
- 17050263401
- Condition
- Cracked
- Location
- Apu Bay
- Part time
- 10,974 hours, 6,291 cycles
- 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.