Service difficulty report · Actuator · Boeing 74747UF

Difficulty date
August 12, 2004
Submitted
September 9, 2004
Operation
Air carrier
Aircraft
N497MC
Make and model
Boeing 74747UF
Aircraft serial
29258
Part
Actuator
Part number
1U11715
Condition
Malfunctioned
Location
Nlg Steering
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

- REJECTED TAKEOFF DUE TO WARNING BODY GEAR STEERING CONFIGURATION. GEAR CONTROL ON TAKEOFF ROLL AT 30 KNOTS. PERFORMED RECHECK FOR CORRECT DE-ACTIVATION, ALL CHECK OK. REMOVED BLANKS ON DE-ACTIVATED ACTUATOR. FOUND TRAPPED PRESSURE IN ACTUATOR. RELEASED TRAPPED HYDRAULIC PRESSURE, ACTUATOR HOT MESSAGE ERASED AFTER PRESSURE RELEASED. SYSTEM OPS CHECK AND CONFIGURATION PER DDPG 32-53-01. (M)

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