What was found
***WHILE A/C WAS OUT OF SERVICE FOR A HEAVY CHECK***APU RH FIREWALL UPPER CORNER CRACKED. REPAIRED RH APU FIREWALL IAW SRM 53-31-21 TYPE 1 REPAIR 02.A/C REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
- Difficulty date
- December 12, 2019
- Submitted
- December 21, 2019
- Operation
- Air carrier
- Aircraft
- N403YX
- Make and model
- Emb ERJ170200LR
- Aircraft serial
- 17000365
- Aircraft time
- 17,130 hours, 11,475 cycles
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Firewall
- Part number
- 17050263401
- Condition
- Cracked
- Location
- Apu
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.