Service difficulty report · Door Frame · Boeing 7377CT

Difficulty date
May 26, 2021
Submitted
June 30, 2021
Operation
Air carrier
Aircraft
N7825A
Make and model
Boeing 7377CT
Aircraft serial
32750
Aircraft time
61,091 hours, 30,995 cycles
Part
Door Frame
Condition
Cracked
Location
Bs 312
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

L1 DOOR ABOVE CUTOUT STA 312 CIRCUNFERENTIAL CRACKED ; / [01] REMOVED FASTENERS IN REF B-737 SRM 51-40-02; [02] TRIMMED OUT DAMAGED AREA IN REFERENCE B-737 SRM 57-10-07-2R-1; [03] PERFORMED HFEC INSP ON REWORKED CUTOUT AREA AT L1 DOOR ABOVE STA 312. IAW B 737 NDT PART 6 51-00-00 PROCE 23. BC 166316. NO CRACKS FOUND.; [04] PERFORMED HFEC ROTATORY INSP ON OPEN FASTENER HOLES AT L1 DOOR ABOVE STA 312. IAW B 737 NDT PART 6 51-00-00 PROCE 16. BC 166316. NO CRACKS FOUND.; [05] VERIFIED TRIMMED OUT DAMAGE AREA PER SRM 5-10-07-2R-1; [06] VERIFIED DAMAGE TRIM OUT.; [07] TECHNICIAN ALEXIS ALEXANDER SIGNED THIS RII STEP IN ERROR. TRIM OUT VERIFIED BY INSPECTOR ALI DEEB REF SRM 53-10-07-2R-1; [08] VERIFIED TRIM OUT PER SRM 53-10-07-2R-1; [09] PERFORMED DVI OF REPAIR AREA. NO OTHER DEFECTS NOTED; [10] STEP#2; SHOULD BE SRM 53-10-07-2R-1; [11] FABRICATED ANGLE REPAIR AT L-1 DOOR CUT OUT STA 312 IN REFERENCE B-737 SRM 53-10-07-2R-1 MATERIAL USED 7075-0 .063 HEAT TREAT TO 7075 T3 .; [12] LOCATED AND DRILLED ANGLE REPAIR AT L-1 CUT OUT STA 312 IN REFERENCE SRM 53-10-07-2R-1; [13] VERIFIED STEPS 11 & 12.<BR>OK TO TREAT AND PRIME; [14] OK TO ALODINE AND PRIMER; [15] TREAD AND PRIMED IN REFERENCES SRM 53-10-07-2R-1; [16] 0K TO INSTALL AT L-1 DOOR CUT OUT STA 312 CIRCUMFERENTIAL ANGLE REPAIR; [17] OK TO INSTALL REPAIR; [18] INSTALLED CIRCUNFERENCIAL REPAIR AT L-1 DOOR CUT OUT STA 312 IN REFERENCE B-737 SRM 53-10-07-2R-1; [19] RII VERIFIED REPAIR INSTALLATION

More about the Boeing 737-7CT