What was found
DURING ROUTINE 3A INSPECTION THE APU FIREWALL HAD MULTIPLE CRACKS AROUND THE LEFT UPPER SUPPORT AREA. THE FIREWALL WAS REPAIRED IAW SRM 53-32-13, 4 CRACKS TOTAL .53, .52, .68, .73 INCH IN LENGTH.
- Difficulty date
- December 17, 2009
- Submitted
- December 21, 2009
- Operation
- Air carrier
- Aircraft
- N14920
- Make and model
- Emb EMB145LR
- Aircraft serial
- 145380
- Aircraft time
- 21,183 hours, 16,093 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Firewall
- Part number
- 14547494403
- Condition
- Cracked
- Location
- Fuselage
- 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.