SDR SWIA201332605

Service difficulty report · Unknown · Emb EMB120ER

Difficulty date: January 20, 2013
Submitted: January 23, 2013
Operation: Air carrier
Aircraft: N579SW
Make and model: Emb EMB120ER
Aircraft serial: 120347
Aircraft time: 30,398 hours, 41,492 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Unknown
Condition: Malfunctioned
Location: Lt Mlg
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

AFTER TAKEOFF LEFT MAIN LANDING WOULD NOT RETRACT, ACCOMPANIED BY LOUD GRINDING NOISE. (FLT 5323) PERFORMED MULTIPLE GEAR EXTENSIONS AND RETRACTIONS. COULD NOT DUPLICATE DISCREPANCY. REPLACED BOTH SEQUENCE VALVES ON LEFT MAIN GEAR FOR TROUBLESHOOTING PURPOSES, IAW AMM.

More about the Emb EMB-120ER