Service difficulty report · Proximity Sensor · Airbus A319131

Difficulty date
February 8, 2019
Submitted
February 8, 2019
Operation
Air carrier
Aircraft
N852UA
Make and model
Airbus A319131
Aircraft serial
1671
Aircraft time
55,421 hours, 24,005 cycles
Part
Proximity Sensor
Condition
Out Of Tolerance
Location
Nlg
Stage of operation
NR
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

L/G SHOCK ABSORBER FAULT AT GEAR RETRACTION.GEAR DID NOT RETRACT ACP JACKING OF A/C NLG PER MM7-11-010-581-003-A AND THAN ACP NLG SWING PER MM32-31-00-720-003-A FOUND TARGET SENSOR INTERMITTENL Y OUT OF TARGET RANGE DUE HISTORY OF SAME WRITE UPS FOUND TARGET ASSEMBLY BUSHINGS WORN NO PARTS AVAILABLE AT LAX. PER MM32-31-73 -820-006-A01 ITM 4 STEP E SHOCK ABSORBER WITH IN LIMITS. CONT... ADD EMP:U232815 S). NEEDS SEALANT AND CHK''S. REF:AMM 32-31-73. REPLACED 24GA & 25GA PROX SENSORS(TRANX SHIMS TO NEW PROX SENSOR REMOVED AND REPLACED FLIGHT GROUND SENSING MECHANISM PER AMM 32-21-45. PERFORMED GEAR SWING OPS CHECK GOOD. ADD EMP:348223 ACCOMMPLISHED INSPECTION OF REPLACED SENSING MECH AND VERIFIED DEPLOYED AND RETRACTED OPERATION. OP''S CHECKED GOOD. PER S.GILCHRIST U006004 PER AMM 32-21-45

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