Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date
April 14, 2019
Submitted
March 9, 2022
Operation
Air carrier
Aircraft
N731SA
Make and model
Boeing 7377H4
Aircraft serial
27863
Aircraft time
69,857 hours, 41,016 cycles
Part
Attach Angle
Condition
Corroded
Location
Lt Horiz 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

LH HORIZONTAL STAB. #2 BALANCE BAY. FWD BALANCE PANEL HINGE ATTACH ANGLE COMMON TO HORIZONTAL STAB HAS CORROSION ON UPPER SURFACE. FROM I/B END OF BAY TO O/B END OF BAY / L/H HORIZONTAL STAB #2 BALANCE BAY; REMOVED CORROSION ON ATTACH ANGLE (CHANNEL) IAW. SRM 51-1-02-0G-0; REMOVED 0.010; ORIGINAL TH. 0.040; REMAINING 0.030; NO SRM. REFERENCE FOR THE LIMITS; REMVOED AND REPLACED -1 CHANNEL PN 185A1112-1; FABRICATED ON BACK SHOP W/O. 39151.3400-0001 IAW. DWG. 185A1112 REV. C INSTALLED IAW. SRM. 51-40-02-0G-0 AND BOEING. DWG. 185A11101 REV C.

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