What was found
DURING HEAVY CHECK, APU FIREWALL 351AZ CRACKED AT TOP AND BOTTOM OF L ANGLE. MAINTENANCE BLENDED OUT CRACKS IN APU FIREWALL, 351AZ CRACKED AT TOP AND BOTTOM IAW SRM 53-31-21.
- Difficulty date
- November 27, 2015
- Submitted
- December 13, 2015
- Operation
- Air carrier
- Aircraft
- N104HQ
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000160
- Aircraft time
- 23,648 hours, 18,368 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Firewall
- Condition
- Cracked
- Location
- Apu Bay
- 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.