Service difficulty report · Selector Valve · Airbus A300F4605R

Difficulty date
December 21, 2011
Submitted
December 21, 2011
Operation
Air carrier
Aircraft
N657FE
Make and model
Airbus A300F4605R
Aircraft serial
748
Aircraft time
25,352 hours, 13,161 cycles
Part
Selector Valve
Part number
44560
Part serial
100462
Condition
Failed
Location
Nlg Steering
Stage of operation
TO
How discovered
O
Nature of condition
F
Precautionary procedure
C

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

What was found

ON INITIAL T/O ROLL, HAD FULL LT RUDDER AND ACFT WAS VEERING RT AT ABOUT 10 PERCENT DIVERGENCE FROM CENTER LINE. LOW SPEED R.T.U (L40 KTS). ON TAXI RETURN TO LINE, TILLER WAS NOT SMOOTH AND HAS A PROGRESSIVELY BAD "RATCHETY" FEEL, INSTEAD WITH RESISTANCE WELL ABOVE NORMAL. FOUND NOSE GEAR SELECTOR VALVE CONNECTOR PLUG (3GC-A) DAMAGED. RETERMINATED WIRES 3251-20-24 AND 3251-21-24 AND REPLACED CONNECTOR PLUG 3GC-A. REF: ESPM AND AWM 32-51-01. OPS CHECK REQUIRED. WHEN COMPLYING WITH MTSI FOUND PINS BENT AT 3GC STEERING SELECTOR VALVE. TRIED TO STRAIGHTEN PINS AND BROKE. R & R STEERING VALVE SELECTOR IAW AMM 32-51-17-04. OPS AND LEAK CHECKED GOOD.

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