SDR C77A20130903017

Service difficulty report · Firewall · Emb ERJ170200LR

Difficulty date: September 1, 2013
Submitted: September 4, 2013
Operation: Air carrier
Aircraft: N612CZ
Make and model: Emb ERJ170200LR
Aircraft serial: 17000201
Aircraft time: 15,603 hours, 8,957 cycles
System (JASC): 4910 · APU Cowling/Containment
Part: Firewall
Part number: 17050263401
Condition: Cracked
Location: Apu Bay
Part time: 15,602 hours, 8,957 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.

What was found

APU FIREWALL, PANEL 351BZ, FLANGE HAS TWO CRACKS IN THE RADIUS, TOP AND BOTTOM, UPPER CRACK IS 0.400" AND LWR CRACK IS 0.500" X=28868.0 BOTH CRACKS ROUTED OUT AND NDT PERFORMED VERIFYING NO MORE CRACKING EXISTS IAW ETD 2013-170-033664.

More about the Emb ERJ 170-200 LR