Service difficulty report · Retainer · Boeing 7377H4

Difficulty date
November 15, 2022
Submitted
December 20, 2022
Operation
Air carrier
Aircraft
N211WN
Make and model
Boeing 7377H4
Aircraft serial
34163
Aircraft time
58,988 hours, 35,116 cycles
Part
Retainer
Condition
Cracked
Location
Lt Wing
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

LT WING FIXED T/E SUPPORT APPROX WING RIB 7 JUST I/B OF DEFLECTION CONTROL RIB - 2EA SEAL RETAINERS ARE CRACKED<[01] REMOVED LT WING T/E DEFLECTION CONTROL RIB SEAL RETAINER; REF. SRM 51-40-02-0G-0;[02] VERIFIED STEP 1;[03] OK TO INSTALL SEAL AND RETAINER;[04] DRILLED NEW LT WING FIXED T/E SEAL REATAINER; TREATED AND PRIME FASTENER HOLES REF USED SRM 51-40-05-0G-0; & 51-20-01-0G-0;[05] REMOVED AND REPLACED LT WING T/E DEFLECTION CONTROL RIB SEAL RETAINER REF. USED SRM 51-40-02-0G-0; 51-40-05-0G-0; 51-20-01-0G-0;[06] VERIFIED STEP 4 AND 5

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