Service difficulty report · Skin · Boeing 73779P

Difficulty date
March 12, 2025
Submitted
March 14, 2025
Operation
Air carrier
Aircraft
N7820L
Make and model
Boeing 73779P
Aircraft serial
28253
Aircraft time
63,660 hours, 40,771 cycles
Part
Skin
Condition
Corroded
Location
Zone 100
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

FOUND CORROSION ON LAV SERVICE CUTOUT; LOWER AFT CORNER; TO BE OUT OF LIMITS. PERFORMED TRIM OUT OF OUT OF LIMITS DAMAGED SKIN PER EA 25-153-00638-WIP1 REF TASK ID TTG8Q00Z83PS. REMOVED AFT LAV SERVICE PANEL ( 146A7407-1) PER SRM 51-40-02. REMOVED FINISH PAINT ALL AROUND LAV SERVICE PANEL APPROX 8?? AROUND PER SOPM 20-30-02. PAINT STRIPPER METHOD. REPAIRED REF EA# 25-153-00638, C/W C/W E/A 25-153-00638, C/W E/A 25-153-00638.

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