Service difficulty report · Door · Boeing 7377BD

Difficulty date
January 7, 2024
Submitted
February 8, 2024
Operation
Air carrier
Aircraft
N7743B
Make and model
Boeing 7377BD
Aircraft serial
36718
Aircraft time
49,980 hours, 26,058 cycles
Part
Door
Part number
UNKNOWN
Condition
Corroded
Location
Lav Service
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.

What was found

CORROSION** AT TOILET SERVICE DOOR 145AL BONDING LEAD ATTACHED POINT MKD DOT<[01] RE-INSPECTED AREAS AT SERVICE DOOR 145AL FOUND EXFOLIATION CORROSION OUT OF LIMITS AS PER REF B737 SRM 51-10-04-0G-0 AND SRM 51-10-02-0G-0;[02] REMOVED AND REPLACED TOILET SERVICE DOOR PANEL 154 AL AS PER REF B737 AMM 52-49-07-00-801.;[03] ADD ON STEP #2 AMM 52-49-07-400-801.;[04] CORRECTING STEP #2 TOILET SERVICE DOOR PANEL 145 AL;[05] VERIFIED STEPS 2; 3 AND 4 DOOR REPLACED WITH NEW BONDING LEAD

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