What was found
APU FIREWALL PANEL 351BZ, UPPER FLANGE IS CRACKED 0.400" & LOWER FLANGE IS CRACKED 0.360". BOTH CRACKS ROUTED OUT AND NDT PERFORMED VERIFYING NO MORE CRACKING EXISTS. IAW ETD 2012-170-010408 AND EA E175-53-283 REV IR WO 599670.
- Difficulty date
- August 3, 2012
- Submitted
- August 5, 2012
- Operation
- Air carrier
- Aircraft
- N630CZ
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000238
- Aircraft time
- 11,064 hours, 6,449 cycles
- Engine
- Ge CF348E5
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Firewall
- Part number
- 17050263401
- Condition
- Cracked
- Location
- Apu Bay
- Part time
- 11,064 hours, 6,449 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.