SDR ASAA2015031411219

Service difficulty report · Skin · Boeing 737790

Difficulty date: March 14, 2015
Submitted: April 6, 2015
Operation: Air carrier
Aircraft: N609AS
Make and model: Boeing 737790
Aircraft serial: 29752
Aircraft time: 52,237 hours, 23,646 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
Part number: 182A4001
Condition: Cracked
Location: Horizontal Stab
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

.5" CRACK INDICATION ON LOWER SURFACE OF LT HORIZONTAL STABILIZER, STA 101, 11" FROM AFT SPAR. ACFT GROUNDED. REMOVED AND REINSTALLED LT HORIZONTAL STABILIZER L/E AND TOP IAW AMM 27-41-21. REPAIRED CRACKED LOWER SKIN IAW SRM 55-10-01-2R-11, REPAIR 11, PAINTED REPAIR AREA IAW AMM 51-21-99. THIS IS CLASS "B" REPAIR AND REQUIRES REINSPECT. DOT REMOVED. .