Service difficulty report · Panel · Boeing 7377H4

Difficulty date
September 23, 2021
Submitted
October 8, 2021
Operation
Air carrier
Aircraft
N906WN
Make and model
Boeing 7377H4
Aircraft serial
36887
Aircraft time
45,396 hours, 26,500 cycles
Part
Panel
Condition
Corroded
Location
Fuselage
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

TOILET SERVICE DOOR HAS LIGHT SURFACE CORROSION ON INTERIOR SIDE ; / [01] CLEANED CORROSION ON WASTE SYSTEM SERVICE DOOR REF B 737-700 SRM 52-40-01-1A-4. FOUND EXFOLIATING CORROSION THRU MATERIAL . IT IS OUT OF LIMITS. WORK WAS ACCOMPLISHED BY TECHNICIAN RAFAEL MERLANO EMP # 15961; [02] VERIFIED STEP 1.; [03] REMOVED AND REPLACED WASTE TANK SERVICE PANEL REF B 737-700 AMM 52-49-07 PENDING TOPCOAT; [04] PART TRANSACTION ONLY; [05] VERIFIED STEPS 3 AND 4; [06] APPLIED PRIMER & TOPCOAT AS REQ. AT NEW TOILET SERVICE DOOR AS PER B737-7 AMM 51-21-72-370-804 & 51-21-73-370-803.; [07] VERIFIED STEP 6

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