Service difficulty report · Angle · Boeing 73779P

Difficulty date
May 22, 2023
Submitted
June 20, 2023
Operation
Air carrier
Aircraft
N7820L
Make and model
Boeing 73779P
Aircraft serial
28253
Aircraft time
58,307 hours, 37,562 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACK ANGLE LOC BS 663.75 RBL 7 UPPER POSITION AT AIR CONDITIONING BAY 2023-330417<[01] TOOLS USED: TEMPERATURE CONTROLLER: P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-24;;[02] REPLACED ANGLE LOC BS 663.75 RBL 7 UPPER POSITION AT AIR CONDITIONING BAY IAW B737-700 SRM 51-40-02 AND DRAWING # 111A1000 REV. A SEE INDIVIDUAL SIGN OFF BELOW.;[03] CORRECTED STEP 2<BR>REPLACED ANGLE LOC BS 663.75 BTW RBL 7 TO RBL 68 UPPER POSITION AT AIR CONDITIONING BAY IAW B737-700 SRM 51-40-02 AND DRAWING # 111A1000 REV. A SEE INDIVIDUAL SIGN OFF BELOW.;[04] REPLACED ANGLE LOC BS 663.75 BTW RBL 7 TO RBL 68 UPPER POSITION AT AIR CONDITIONING BAY IAW B737-700 SRM 51-40-02 AND DRAWING # 111A1000 REV. A SEE INDIVIDUAL SIGN OFF BELOW.RII

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