Service difficulty report · Proximity Sensor · Airbus A320232

Difficulty date
May 1, 2023
Submitted
May 1, 2023
Operation
Air carrier
Aircraft
N463UA
Make and model
Airbus A320232
Aircraft serial
1282
Aircraft time
72,050 hours, 29,190 cycles
Part
Proximity Sensor
Part number
NA
Condition
Unknown
Location
L/G
Stage of operation
DE
How discovered
O
Nature of condition
O
Precautionary procedure
B

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

What was found

SHOCK ABSORBER FAULT DISPLAYED ON UPPER ECAM SCREEN - L-G L/G SHOCK ABSORBER FAULT AT FL360. AP AND AUTOTHRUST LOST 3 MIN LATER. LIMITS. TARGETS ALSO OUT OF LIMITS AFT OF SENSORS. REPLACED BOTH SENSORS PRECAUTIONARY REF AMM TASK 32-31-73-400-005-A. ADJUSTED GAPS AND TARGET POSITION REF AMM TASK 32-31-73-820-006-A. SENSOR INDUCTANCE CHECKS GOOD REF AMM TASK 32-31-73-820-009-A. LOCKED LOG PAGE DUE TO HISTORY ASSOCIATED MESSAGE ''N LG SHOCK ABSORBER (2526GM)'' SHOWING W/BOTH NEED TO ACCOMPLISH LANDING GEAR BITE TEST REF AMM TASK LGCIU''S AS SOURCE. REF TSM 32-31-00-810-868-A, REFERS TO FAULT 32-69-00-740-001-A FOR REPLACEMENT OF SENSORS. SUGGEST SHOWING FOR ''NLG EXT PROX SNSR 24GA TGT POS''. REF TSM TASK ACCOMPLISH NLG STRUT SERVICE AND GEAR SWING DO TO RECENT HEAVY 32-31-00-810-842-A, FOUND 24GA AND 25GA TARGET GAP OUT OF VISIT. ADD EMP:101154 ITEM UNLOCKED FOR CLEARING ACTION ACCOMPLISHED NOSE GEAR SWING OPS CHECKED, SWITCHES OPERATED OK, NO MSGS NOTED. BITE CHECKED OK.

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