Service difficulty report · Proximity Sensor · Airbus A320232

Difficulty date
January 8, 2018
Submitted
January 11, 2018
Operation
Air carrier
Aircraft
N556JB
Make and model
Airbus A320232
Aircraft serial
1904
Aircraft time
57,423 hours, 20,748 cycles
Part
Proximity Sensor
Part number
848401
Part serial
K74484
Condition
Failed
Location
Nlg
Part time
57,326 hours, 20,711 cycles
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

LANDING GEAR WOULD NOT EXTEND. RECYCLED, THEN USED THE MANUAL EXTENSION. DURING GEAR SWING, ON RETRACTION, THE NOSE GEAR DOORS STAYED AMBER. FOUND THE RELAY 62GA TO BE DEAD. R & R THE RELAY 62GA IAW ESPM 20-46-50. OP CHECKED GOOD. FOUND THE NLG DOOR SENSOR 31GA HITTING CFDS. R & R THE SENSOR 31GA IAW AMM 32-31-13. OPS CHECKED GOOD. PERFORMED A FUNCTIONAL CHECK OF NORMAL EXTENSION AND RETRACTION OF THE LANDING GEAR IAW AMM 32-31-00-720-002-A, OPS CHECKED GOOD. ACFT OKAY FOR CONTINUED SERVICE.

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