Service difficulty report · Web · Boeing 7378H4

Difficulty date
November 28, 2023
Submitted
January 16, 2024
Operation
Air carrier
Aircraft
N8312C
Make and model
Boeing 7378H4
Aircraft serial
38809
Aircraft time
37,321 hours, 17,423 cycles
Part
Web
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

CUSTOMER REQUEST CRACK ON BS663 VAPOR BARRIER WEB LOCATED BETWEEN LBL30 AND LBL32 2023-751316 CRACK ON BS663 VAPOR BARRIER WEB LOCATED BETWEEN LBL30 AND LBL32 AT LEVEL OF WL169<[01] TOOL USED; CALIPER PN: 500-197-30; SN: A18135081; DUE DATE: 21-JUL-24.;[02] TOOL USED: HOT BONDER P/N: HCS9200B-AV S/N: 18196127 DUE DATE: 22/JAN/24.;[03] TOOL USED SCALE P/N: SPX621; S/N: 8340225491; DUE DATE: 15-AUG-24.;[04] TOOL USED ULTRASONIC FLAW DETECTOR P/N: EPOCH 650; S/N: 190776902 ; CAL DUE DATE: 04-OCT-24;[05] REPAIRED BS663 VAPOR BARRIER WEB LOCATED BETWEEN LBL30 AND LBL32 IAW B737-800 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW;[06] STEP 5 CORRECTED. <BR>REPAIRED VAPOR BARRIER WEB LOCATED BETWEEN LBL30 AND LBL32 AND BS663 IAW B737-800 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW;[07] REPAIRED VAPOR BARRIER WEB LOCATED BETWEEN LBL30 AND LBL32 AND BS663 IAW B737-800 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW. RII ACCOMPLISHED

More about the Boeing 737-8H4