Service difficulty report · Support · Boeing 7378H4

Difficulty date
March 3, 2022
Submitted
March 29, 2022
Operation
Air carrier
Aircraft
N8680C
Make and model
Boeing 7378H4
Aircraft serial
36737
Aircraft time
20,604 hours, 9,512 cycles
Part
Support
Condition
Corroded
Location
Fwd Cargo
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

A-061 DOT 029 FWD CARGO PIT AFT FLOOR STRUCTURE AT STA 500I LBL 23 TO RBL 23 WL 155 CORRODED UPPER SURFACE / [01] REMOVED CORROSION IAW SRM 51-10-02 10X MAGNIFY MAXIMUM MATERIAL REMAINING .056 .050 MATERIAL REMAINS OUT OF LIMITS IAW SRM 53-30-08-1A-1 AAR TOOL NO. 36646 DUE DATE 10/06/22;[02] MINIMUM REMAINING ALLOWED .056' OUT OF LIMITS. VERIFIED ITEM 1;[03] VERIFIED OUT OF LIMITS;[04] REMOVE CORRODED SUPPORT ANGLE IAW SRM 51-40-02-0G-0;[05] LOCATED AND DRILLED NEW SUPPORT ANGLE PN: 143A9485Y35 ATAG WN11677 IAW DWG 143A7902 REV B;[06] VERIFIED STEPS 4 AND 5 ARE COMPLETE;[07] VERIFIED STEPS 4; 5 AND 6;[08] INSTALLED NEW RAIL ASSY IAW SRM 51-40-02-0G-0 AND BOEING DWG 143A7902 ID:0257 REV:B. APPLIED CIC IAW AMM 51-21-91-620-802.;[09] REMOVED CORROSION FROM FWD CARGO COMPARTMENT; AFT BULKHEAD LOWER ANGLE. OUT OF LIMITS. REMOVED AND REPLACED LOWER ANGLE ASSY - SEE ABOVE FOR COMPLETED WORK.;[10] VERIFIED ITEM 8 AND 9<BR><BR>AUDIT C/W

More about the Boeing 737-8H4