Service difficulty report · Control Unit · Boeing 74745E

Difficulty date
September 6, 2015
Submitted
September 9, 2015
Operation
Air carrier
Aircraft
N473MC
Make and model
Boeing 74745E
Aircraft serial
27174
Aircraft time
92,116 hours, 16,240 cycles
Part
Control Unit
Part number
9650118002
Part serial
NOTLEGIBLE
Condition
Malfunctioned
Location
Steering Sys
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 TAKEOFF, ACFT PULLED HARD LT, COULD NOT CONTROL. REJECTED TAKEOFF APPROX 10 KNOTS. PERFORMED CMC BITE TEST, NO MSG NOTED. ACCOMPLISHED ANTI-SKID TEST, BRAKE RELEASE TEST & STEERING TEST, ALL PASSED. DURING BODY GEAR STEERING TEST, SYS FAILED, DURING LT TURN MANEUVER, RETURNED OK. DEACTIVATED B/G STEERING IAW DDG 32-53-01, CAT C, MDDR 59841.

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