Service difficulty report · Skin · Boeing 7878

Difficulty date
June 10, 2019
Submitted
June 14, 2019
Operation
Air carrier
Aircraft
N45905
Make and model
Boeing 7878
Aircraft serial
34825
Aircraft time
26,298 hours, 3,195 cycles
Part
Skin
Part number
78570090052
Condition
Damaged
Location
Nr 2 Le Slat
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

DAMAGE TO # 2 SLAT LEADING EDGE REMOVED LH WING LEADING EDGE #2 SLAT ASSY PER MM 27-81-03-00B-520 & 27-89-04-00A-520 ADD EMP:U250887 INSTALLED SPLINE ADAPTER AND COUNTER REVOLUTION EQUIPMENT FOR # C WRENCH IN DK 1 ON TABLE. 2 SLAT INSTALLATION/RIGG.ALL OTHE TOOLING NUTRUNNER AND ECCENTRI VERIFIED NEW SLAT PART NUMBER, ACP INTERFACE. OK TO INSTALL. INSTALLED SERVICABLE #2 LEADING EDGE SLAT REF BUSHINGS AND NUTS AT INBOARD AND OUTBOARD LOCATIONS. FULL RIG NEEDED. DMC-B787-A-27-81-03-00B-720A-A. INSTALLED BOLTS, WASHERS, ADJUSTED #2 LE SLAT ECCENTRICS, TORQUED AND SAFTIED. GAP CHECK BETWEEN UPPER TE AND WING SURFACE AND CLEARANCE BETWEEN RIB AND RUB STRIP WITHIN LIMITS. REF: AMM 27-81-03-00B-720A-A. ADD EMP:U349237 QC VERIFIED THE #2 LE SLAT GAP CHK BETWEEN THE UPPER TE AND WING SURFACE & CLEARANCE BETWEEN RIB & RUB STRIPS WERE WITHIN LIMITS, ALSO VERIFIED THE TORQUE & SAFTIED OF THE ECCENTRICS. PANELS 521PB AND 521QB. AMM 27-81-03-00B-720A-A PAGE 93 STEP M(1) AND INSTALL LE INSTALLED LE PANELS 521MB AND 521NB. NEED TO CONTINUE WITH FINISHED INSTALLATION REF AMM DMC-B787-A-27-81-03-00B-720A-A. RESET ALL SYSTEMS, OPERATIONAL CHECK GOOD. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1924356 SN OFF 0092 SLAT, 787, #2, OFF 78-5700-9-0052 0092 ON 78-5700-9-0052 0093 VERIFIED PER 27-81-03-OOB-720A-A AND RII LIST.

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