SDR DALA2019110406404

Service difficulty report · Channel · Boeing 757231

Difficulty date: November 3, 2019
Submitted: November 5, 2019
Operation: Air carrier
Aircraft: N717TW
Make and model: Boeing 757231
Aircraft serial: 28485
Aircraft time: 74,628 hours, 18,831 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Condition: Corroded
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.

What was found

(AIRCRAFT 6812, L/P 1344390) CORROSION ON FLOOR CHANNEL BTW STA 1661 AND 1681, BL 0, AT PASSENGER FLOOR STRUCTURE (CPAX). CORRECTIVE ACTION: CORROSION LEVEL 2: FLOOR CHANNEL BTW STA 1661 AND 1681, BL 0, AT PASSENGER FLOOR STRUCTURE WAS REPLACED PER B757-200 SRM 51-40-02 PAR. 4 AND 7.