Service difficulty report · Drive Unit · Boeing 747243B

Difficulty date
October 1, 2006
Submitted
October 11, 2006
Operation
Air carrier
Aircraft
N517MC
Make and model
Boeing 747243B
Aircraft serial
23300
Aircraft time
78,935 hours, 13,073 cycles
Engine
Ge CF650E2
Part
Drive Unit
Part number
1267487
Part serial
50D4316
Condition
Unserviceable
Location
Le Flaps
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

ON TAKEOFF ROLL AT APPROX 95 KNOTS AMBER L/E FLAP DISAGREEMENT LIGHT AND AMBER CAUTION L/E FLAP LIGHT. TAKE OFF WARNING HORN SOUNDED. REJECTED T/O. REMOVED AND REPLACED L1,L4 R2 AND R3 L/E FLAP DRIVE UNITS IAW AMM 27-81-03. DRIVE UNITS SERVICED IAW AMM 12-30-12. OPERATIONAL CHECK SATISFACTORY.