SDR FDEA201302190367

Service difficulty report · Shim · Boeing 757204

Difficulty date: February 19, 2013
Submitted: March 12, 2013
Operation: Air carrier
Aircraft: N927FD
Make and model: Boeing 757204
Aircraft serial: 27220
Aircraft time: 65,146 hours, 23,073 cycles
System (JASC): 5420 · Nacelle/Pylon Miscellaneous Structure
Part: Shim
Condition: Migrated
Location: Nr 2 Pylon
Stage of operation: IN
How discovered: V
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

NR 2 PYLON LOWER MID-BULKHEAD LOWER FLANGE SHIMS MIGRATING ON BOTH SIDES AFTER FURTHER EVALUATION 3 EA LOCATIONS LT FWD AND AFT AND RT AFT WERE FOUND TO BE IN LIMITS IAW SRM 54-50-90, FIG 201. REPAIR NR 7 STEP 4D. TRIMMED THE EXPOSED PLIES AND SEALED IAW SRM 54-50-90, FIG 201, REPAIR NR 7 STEPS E THRU G. FOUND OUT OF LIMITS IAW SRM 54-50-90, FIG 201, REPAIR 7, STEP 4D. REPLACED SHIM IAW SRM 54-50-90, FIG 201, REPAIR 7, STEP 5. CLASSIFIED AS A MAJOR REPAIR CATAGORY A.