Service difficulty report · Shock Absorber · Airbus A320232

Difficulty date
September 27, 2023
Submitted
September 29, 2023
Operation
Air carrier
Aircraft
N423UA
Make and model
Airbus A320232
Aircraft serial
504
Aircraft time
89,684 hours, 35,709 cycles
Part
Shock Absorber
Part number
UNKNOWN
Part serial
NA
Condition
Discharged
Location
Rh Mlg
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

LG SHOCK ABSORBER FAULT CFDS SHOWING R LG SHOCK ABSORBER (2502GM) REF TSM 32-31-00-810-870-A - POST FLIGHT REPORT BREIFED CREW UPON HAVING THE LG SHOCK ABSORBER FAULT LANDING GEA R HANDLE WOULD NO MOVE UP NO MATTER WHAT THE CREW TRIED LANDING GEAR HANDLE STAYED DOWN, SHORTLY AFTER THEY RECIEVED MULTIPLE FA ULTS A/P INOP AUTO BRAKES INOP, NORMAL BRAKES INOP, RAN POST FLIGHT REPORT AND REPORT LEFT ON PRINTER IN FLIGHT DECK T/S REF TSM 20GA INDUCTANCE READINGS WERE IN LIMITS. SOME MINOR CORROSION WAS FOUND ON THE CONNECTOR AND SENSOR. REPLACED 20GA AND CLEANED CONNECTOR. INDUCTANCE READINGS STILL GOOD. ACP GAP CHECKS ON 20GA REF AMM 32-31-73-200-001-A. GAPS ARE IN LIMITS. REMOVED BACKSHELL OF 20GA AND EXAMINED WIRES FOR CORROSION. WIRES AND CONDUIT LOOKED GOOD. ACCOMPLISHED CONTINUITY CHECK OF 20GA TO LGCIU1. ALSO CHECK WIRES WITH MEGGER, WIRE-WIRE, WIRE-GROUND, WIRE-CONNECTOR. NO DISCREPANCIES NOTED. PER TSM 32-31-00-810-870-A STEP 4A RH MLG NEED TO BE INSPECTED. VERIFIED GAP CHECKS ON 20GA REF AMM 32-31-73-200-001-A. GAPS ARE IN LIMITS. OPS CHECKED MLG RETRACTION SYSTEM NO FAULTS OR DEFECTS NOTED AT THIS TIME. COMPLETED 3 MLG RETRACT AND EXTEND CYCLES, NO FAULTS. RETURNED AIRCRAFT TO GROUND. REFERENCE LP 5868100,

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