SDR SWAA2019122339856

Service difficulty report · Actuator · Boeing 7377H4

Difficulty date: December 19, 2019
Submitted: December 23, 2019
Operation: Air carrier
Aircraft: N743SW
Make and model: Boeing 7377H4
Aircraft serial: 29279
Aircraft time: 73,243 hours, 43,310 cycles
System (JASC): 3220 · Nose/Tail Landing Gear
Part: Actuator
Part number: 273A12012
Part serial: 3036
Condition: Faulty
Location: Nlg Lock
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

DIVERSION-------------------ON TAKE OFF, LANDING GEAR LEVER MOVED TO UP, ALL GEAR CAME UP. ALL LIGHTS OUT. WHEN LANDING GEAR LEVER WAS MOVED TO OFF, THE NOSE GEAR EXTENDED AND BOTH RED AND GREEN "NOSE GEAR" LIGHTS ILLUMINATED. / R&R NOSE LANDING GEAR LOCK ACTUATOR PER AMM.

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