Service difficulty report · Pressure Blkhd · Boeing 7378

Difficulty date
February 10, 2023
Submitted
February 13, 2023
Operation
Air carrier
Aircraft
N18243
Make and model
Boeing 7378
Aircraft serial
28806
Aircraft time
71,309 hours, 25,715 cycles
Part
Pressure Blkhd
Part number
111A1111
Condition
Unknown
Location
Upp Lh Ww
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

REQUIRE PERFORM PERMANENT REPAIR @ UPPER LH WW VERTICAL PRESSURE DECK WEB PER L/P NO 7474925 (REF: AAR NR 99957528) 57-10-10-2R-3 REPAIR 3, FIG 204, ALT 2, PAR 5.PER TABLE 205 CAT 56,000 CYCLES AFTER REPAIR. REPEAT INSPECTION INTERVAL 36,000 B REPAIR INSP REQ AS FOLLOWS: HFEC AND LFEC INSP THRESHOLD CYCLES. REF. AAR NR 99957528. PERFORMED PERMANENT REPAIR AT UPPER L/H WW VERT PRESS DECK WEB AT STA 663 LBL 45 THRU LBL 31.83.ALL WORK DONE IAW B737 SRM ADD EMP:V939602, V918832 PERFORMED PERMANENT REPAIR OF UPPER L/H WW VERT PRESS DECK WEB TOMC-APPROVAL FROM SC1ELBYC COMMENT AT STA 663 LBL 45 THRU LBL 31.83 PER SRM 57-10-10-2R-3 REPAIR 3, FIG 204, ALT 2, PAR 5. PLACED ON DIP PER SRM 57-10-10-2R3 TABLE 205 CAT B REPAIR INSP REQ AS FOLLOWS: HFEC AND LFEC INSP AT A THRESHOLD OF 56,000 CYCLES AFTER REPAIR AND REPEAT INSPECTIONS AT AN INTERVAL OF 36,000 CYCLES. QC QC REVIEW INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.

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