SDR DALA2023011300287

Service difficulty report · Exhaust Vent · Boeing 737832

Difficulty date: January 12, 2023
Submitted: January 13, 2023
Operation: Air carrier
Aircraft: N377DA
Make and model: Boeing 737832
Aircraft serial: 29625
Aircraft time: 72,275 hours, 28,967 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Exhaust Vent
Condition: Corroded
Location: Lavatory
Stage of operation: IN
How discovered: O
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

DURING INSPECTION FOUND CORROSION ON LAV EXHAUST VENT. STARTED FABRICATION OF REPAIR PARTS AND LAYUP. DOUBLER AND TRIPLER TO FINAL SIZE PER B737 SRM 53-70-01-2R-3-3 491375. TREATED AND PRIMED REPAIR PARTS INSTALLED FILLER WASHERS. OK TO INSTALL REPAIR REF B737 SRM 53-70-01-2R-3. INSTALLED DOUBLER/TRIPLER REPAIR IAW B737 SRM 53-70-01-2R REPAIR 3 SECTION 47 . PRIMED AND PAINTED. ACCOMPLISHED SEC II PERMANENT REPAIR OF ERA 605112-14 REV"B" PER B737 SRM 57-70-01-2R PROCEDURE 3 REPAIR 3.