SDR DL76S091018

Service difficulty report · Sensor · Boeing 767332

Difficulty date: June 11, 2009
Submitted: June 26, 2009
Operation: Air carrier
Aircraft: N138DL
Make and model: Boeing 767332
Aircraft serial: 25409
Aircraft time: 54,634 hours, 24,635 cycles
System (JASC): 2740 · Stabilizer Control System
Part: Sensor
Condition: Malfunctioned
Location: Stab Trim
Stage of operation: TO
How discovered: O
Nature of condition: J
Precautionary procedure: C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

UNSCHEDULED STAB TRIM DURING TAKEOFF AT APPROX 75 KTS. RTO, TS PER FIM 27-09-00 FIG 106A. CHECKED SAMS CHECKED FSPMS ALL CHK NORM. PERFORMED STAB TRIM CHKS FROM YOKE AND PEDESTAL PER FIM. ALL NORM. INSPECTED STAB POS XMITTER CABLES ALL PULLEYS AND CABLES APPEAR NORMAL. PERFORMED FIM AND MM TESTS OF STAB TRIM INDICATION SYSTEM. FOUND CENTER FSPM CARD WOULD NOT TEST. REPLACED CTR FSPM CA STAB RATE ISOLATES L AND C POSITION SENSORS. REPLACED R STA TRIM POSITION SENSOR. ALL POST TESTS OK PER MM.