Service difficulty report · Panel · Boeing 7377H4

Difficulty date
June 20, 2024
Submitted
August 5, 2024
Operation
Air carrier
Aircraft
N481WN
Make and model
Boeing 7377H4
Aircraft serial
29853
Aircraft time
66,500 hours, 39,674 cycles
Part
Panel
Part number
146A74106
Condition
Corroded
Location
Lav Service Door
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 ON INNER SURFACE OF LAV SER PNL 145AL. 8-18<[01] REMOVED AND REPLACED NEW DOOR ASSY P/N 146A7410-6 ISSUE TAG JT2322 AS PER B-737-AMM 52-49-07-400-801; TOOL USED BONDING MILLI-OHMMETER C/ID:168696 DUE DATE:21-MAR-25<BR>01 - REMOVED AND REPLACED PER [REFERENCE]<BR>01 - REMOVED AND REPLACED PER [REFERENCE]<BR>01 - REMOVED AND REPLACED PER [REFERENCE];[02] CORRECTED STEP 1. REMOVED AND REPLACED NEW DOOR ASSY P/N 146A7410-6 ISSUE TAG JT2322 AS PER B-737-AMM 52-49-07-400-801; TOOL USED BONDING MILLI-OHMMETER C/ID:168696 DUE DATE:21-MAR-25 IPC 52-49-07-01;[03] VERIFIED STEP 2.

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