Service difficulty report · Tail Cone · Boeing 73779L

Difficulty date
September 15, 2026
Submitted
September 17, 2026
Operation
Air carrier
Aircraft
N7889A
Make and model
Boeing 73779L
Aircraft serial
34023
Aircraft time
52,306 hours, 31,696 cycles
Part
Tail Cone
Condition
Delaminated
Location
Zone 300
Stage of operation
IN
How discovered
V
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

DELAMINATION ON TAIL CONE AT 4 O'CLOCK. REMOVED DAMAGED SKIN IAW SRM.53-80-70-2R-1, REPAIR 1, 51-70-05-2R-11, REPAIR 11, SRM 51-70-05-2R-1, REPAIR 1. APPLIED POTTING & CURED IAW SRM.51-70-05-2R-11, REPAIR 11. APPLIED HOT BOND REPAIR TAP TEST FAILED IAW SRM.53-80-70-2R-1, REPAIR 1, 51-70-05-2R-11, REPAIR 11, SRM 51-70-05-2R-1, REPAIR 1. REMOVED DELAMINATED REPAIR, & CORE IAW SRM.53-80-70-2R-1, REPAIR 1, 51-70-05-2R-11, REPAIR 11, SRM 51-70-05-2R-1, REPAIR 1. POTTED CORE INSTALLATION IAW SRM 51-70-2R-0, REPAIR GENERAL. PERFORMED WET LAY UP REPAIR IAW SRM 53-80-70-2R-1, REPAIR 1, SRM 51-70-04-2R-3, REPAIR 3, & CURE TO SRM 51-70-04-2R-0, REPAIR GENERAL.

More about the Boeing 737-79L