Service difficulty report · Support · Boeing 7378H4

Difficulty date
January 27, 2022
Submitted
February 23, 2022
Operation
Air carrier
Aircraft
N8316H
Make and model
Boeing 7378H4
Aircraft serial
36684
Aircraft time
31,712 hours, 14,339 cycles
Part
Support
Condition
Elongated
Location
L/H Wing
Stage of operation
UK
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

LH WING DEFLECTION RIB UPPER SHELF PANEL SUPPORT WORN AND HOLES ELONGATED ; / [01] REMOVED DAMAGED AREA IN DEFLECTION RIB PER ARM 57-51-02-2R-4; [02] REMOVED DAMAGED AREA IN DEFLECTION RIB PER ARM 57-51-02-2R-4; [03] ACCOMPLISHED HFEC OF CUTOUT AREA PER 737NDT PART 6 51-00-00 PROCEDURE 23 AND 737NDT PART 6 51-00-00 PROCEDURE 16..NO DEFECTS NOTED; [04] L/H WING TRAILING EDGE FLAP DEFLECTION CONTROL RIB PANEL SUPPORT .CUT OUT DAMAGED AREA ON WING FIXED TRAILING EDGE SUPPORT BEAM PER SRM 57-51-02-2R-1; [05] INSPECTED CUT OUT ON CORRECTIVE ACTION #4 ABOVE.; [06] LOCATED AND DRILLED PART (1) DOUBLER AND INBOARD SERRATED PLATE. ALL WORK DONE IAW SRM 57-51-02-2R-1 & SRM 57-51-02-2R-4. OK TO INSTALL PART (1) DOUBLER AND INBOARD SERRATED PLATE.; [07] LOCATED; DRILLED OUTBOARD SERRATED PLATE AND FILLER FOR DEFLECTION RIB CUT OUT. OUTBOARD DOUBLER FABRICATED; DRILLED; HEAT TREATED AND CAB PLATED ON WO#MS53475. TREATED; PRIMED AND PAINTED ALL REPAIR PARTS. ALL WORK DONE IAW SRM 57-51-02-2R-4. OK TO INSTALL.; [08] INSPECTED LINE # 6 AND #7; [09] INSTALLED REPAIR PARTS PER SRM 57-51-02-2R-4 AND SRM 57-51-02-2R-1; [10] INSPECTED LINE #9

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