Service difficulty report · Fitting · Boeing 75721B

Difficulty date
November 11, 2009
Submitted
November 12, 2009
Operation
Air carrier
Aircraft
N934FD
Make and model
Boeing 75721B
Aircraft serial
24331
Aircraft time
50,153 hours, 32,684 cycles
Part
Fitting
Part number
251N27352
Condition
Corroded
Location
Zone 200
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

STA 1862 UPPER BULKHEAD LWR CHORD AFT SIDE, FITTING FOR SERVO CONTROL SUPPORT BOX AT RBL 6 CORRODED. EVALUATE AND RECTIFY. FITTING FOR SERVO CONTROL SUPPORT BOX AT STA 1862, RBL 6, UPPER BULKHEAD LWR CHORD AFT SIDE, FITTING REMOVED AND REPLACED IAW SRM 51-40-02 REV 98 AND DWG 148N9201 SHT 1 REV. D AND 148N2102 SHT 3 REV. FITTING FABRICATED IAW EA NR F-2730-133439, TITLE: FLIGHT CONTROLS-ELEVATOR LOAD FEEL-ELEVATOR SERVO SUPPORT FITTING FABRICATION. FITTING PART MARK AS FX 251N2735-2 IAW GMM 7-0-1001 REV 108. REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100 CRITERIA.

More about the Boeing 757-21B