Service difficulty report · Structure · Boeing 7378H4

Difficulty date
June 15, 2022
Submitted
July 18, 2022
Operation
Air carrier
Aircraft
N8635F
Make and model
Boeing 7378H4
Aircraft serial
60083
Aircraft time
27,732 hours, 12,721 cycles
Part
Structure
Condition
Corroded
Location
Aft 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

#3 GALLEY FLOOR R/H FWD. MOUNT AT STA.947 HAS LIGHT CORROSION AT FLOOR BEAM. / [01] BLENDED CORROSION ON THE UPPER CHORD SURFACE OF STA. 947.5 AT RBL 50? PER SRM 51-10-02. REMOVED .058? OF MATERIAL. REMAINING THICKNESS IS .122?. DAMAGE REMOVAL IS OUT OF LIMITS PER SRM 53-70-51-1A-1.;[02] INSPECTED WORK ABOVE;[03] SUBMITTED TSR 2022004695;[04] MADE SURFACE FLAT PER SRM 53-70-51-2R-8; ALTERNATIVE 3 AND EA 22-153-01807 WIP 2. ACCOMPLISHED .002? ADDITIONAL BLEND. REMAINING MATERIAL THICKNESS AT BLEND AREA IS 0.128?.;[05] RII: INSPECTED WORK PERFORMED;[06] FLAP PEENED BLENDED AREA PER SRM 53-70-51-1A-1; ALTERNATIVE 3 AND EA 22-153-01807.;[07] C/W INSPECTION. FLAP PEEN GOOD.;[08] TREATED AND PRIMED BLENDED SURFACE OF FLOOR BEAM AND SHIM PER SRM 53-70-51-2R-8; ALTERNATIVE 3 AND EA 22-153-01807.;[09] CORRECTION TO REFERENCE. FLAP PEENED PER SRM 53-70-51-2R-8; ALTERNATIVE 3 AND EA 22-153-01807.;[10] C/W INSPECTION.;[11] OK TO INSTALL SHIM PER SRM53-70-51-2R-8;[12] INSTALLED SHIM WET PER SRM 53-70-51-2R-8; ALTERNATIVE 3.;[13] VERIFIED RAJESH ALI (TECHNICIAN); 22-JUN-2022 09:43 UTC INSTALLED SHIM WET PER SRM 53-70-51-2R-8; ALTERNATIVE 3. C/W;[14] REPAIRED AFT GALLEY FLOOR BEAM UPPER CHORD AT STA. 947.5; RBL 51? PER SRM 53-70-51-2R-8; ALTERNATIVE 3; AND EA 22-153-01807 (TTG8Q00D6B2K; TTG800D2VLK; TTG8Q00D49YF);[15] INSPECTED WORK ABOVE;[16] RII INSPECTED WORK ABOVE

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