Service difficulty report · Skin · Boeing 757

Difficulty date
August 30, 2022
Submitted
August 31, 2022
Operation
Air carrier
Aircraft
N14120
Make and model
Boeing 757
Aircraft serial
27562
Aircraft time
86,062 hours, 21,247 cycles
Part
Skin
Part number
143N3471
Condition
None
Location
Lwr Tcas Antena
Stage of operation
IN
How discovered
O
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

SUPPORT TASK - LOWER TCAS ANTENNA 4 EACH DOME NUTS FAIL BOND CHE CK. TRANSCRIBED FROM HAECO GSO NR 9284527. ALL WORK COMPLETED IAW HAECO PROGRESSIVE REO G24002. PERMANENT REPAIR TIME INTERVALS: 63,200 TOTAL FLIGHT CYCLES, INSPECTION IN TERVAL: TBD DTE DUE DATE: 63,200 TOTAL FLIGHT CYCLES, SEE FIG 3 IAW UNITED REMOVED LOWER TCAS ANTENNA ADAPTOR FOLLOWING FAILED BOND CHECK I ECRA 5331-02942 REV. HAECO GSO MECH V932676 AW B757-200 SRM 51-40-02. FOUND DAMAGE TO SKIN AND INCORRECT FAS TENER INSTALL THROUGH ADAPTOR PLATE. REMOVED DAMAGE AND APPLIED REPAIR DOUBLER, TRIPLER AND FILLER. INSTALLED NEW ADAPTOR PLATE.