Service difficulty report · Metering Valve · Boeing 757251

Difficulty date
August 13, 2009
Submitted
August 14, 2009
Operation
Air carrier
Aircraft
N552NW
Make and model
Boeing 757251
Aircraft serial
26499
Aircraft time
23,749 hours, 8,984 cycles
Part
Metering Valve
Condition
Faulty
Location
Nlg Steering
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

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

What was found

DURING THE TAKEOFF ROLL AT APPROXIMATELY 130 KNOTS THE AIRCRAFT SUDDENLY YAWED TO THE LEFT. THE FLIGHT CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE FOUND THE NOSE GEAR STEERING METERING VALVE TO BE THE PROBLEM AND IS IN THE PROCESS OF REPLACING IT AT THE TIME OF THIS WRITING.