SDR SWIA200312003

Service difficulty report · Uplock Sensor · Emb EMB120ER

Difficulty date: May 14, 2003
Submitted: May 23, 2003
Operation: Air carrier
Aircraft: N209SW
Make and model: Emb EMB120ER
Aircraft serial: 120269
Aircraft time: 28,591 hours, 35,124 cycles
Engine: Pwa PW118A
System (JASC): 3260 · Landing Gear Position and Warning
Part: Uplock Sensor
Condition: Malfunctioned
Location: Mlg
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

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

What was found

UPON DEPARTURE, LANDING GEAR WOULD NOT RETRACT. SYSTEM A & B SHOWED DISAGREEMENT, WITH THE EXCEPTION OF SYSTEM A, LEFT MAIN GEAR. RAN QRH, NO RESULTS, CYCLED GEAR, NO RESULTS, PULLED & RESET LANDING GEAR CB, GEAR RETRACTED.REMOVED AND REPLACED ''A'' UPLOCK PROX SENSOR ON LEFT MAIN GEAR IAW MM 32-61-01. OPERATIONAL CHECK OF GEAR SWING, GOOD.

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