Service difficulty report · Downlock Switch · Airbus A300F4605R

Difficulty date
December 18, 2008
Submitted
December 22, 2008
Operation
Air carrier
Aircraft
N650FE
Make and model
Airbus A300F4605R
Aircraft serial
726
Aircraft time
22,168 hours, 11,460 cycles
Part
Downlock Switch
Condition
Out Of Adjust
Location
Nlg
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
B

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

What was found

UNSAFE NOSE GEAR INDICATION ON INITIAL LOWERING OF THE GEAR HANDLE. COMPLIED WITH QRH PROCEDURES AND HAND CRANKED THE GEAR. STILL HAD AN UNSAFE INDICATION AFTER ALL STEPS WERE COMPLETED. EXECUTED HIGH "G" MANEUVER AND NOSE GEAR CAME DOWN SHORTLY THEREAFTER. JACKED ACFT AND ACCOMPLISHED SEVERAL GEAR RETRACTION/EXTEND CYCLES WITH NO FAULTS NOTED. REF TSM 32-61-00 VERIFIED TELESCOPIC DRAG STRUT DOWNLOCK SWITCHES ADJUSTED PER MM 32-31-24-4. ACCOMPLISHED SEVERAL MORE FULL EXTEND AND RETRACT CYCLES WITH NO FAULTS, ACFT OK FOR SERVICE AT THIS TIME.

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