SDR CALA2016032800186

Service difficulty report · Switch · Boeing 737924ER

Difficulty date: March 25, 2016
Submitted: March 28, 2016
Operation: Air carrier
Aircraft: N69813
Make and model: Boeing 737924ER
Aircraft serial: 43531
Aircraft time: 7,365 hours, 2,610 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Switch
Condition: Failed
Location: Landing Gear
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 WHEN GEAR LEVER RAISED, THE GEAR UNSAFE LIGHTS CAME ON & THE 3 GREEN REMAINED ILLUMINATED. FOLLOWING THE QRH & STOMPING ON THE LG MANUAL EXTENSION ACCESS DOOR & CYCLING GEAR LEVER, THE GEAR CAME UP & LIGHTS EXTINGUISHED. REPLACE MANUAL EXTENSION SYS ACCESS DOOR SWITCH IAW AMM 32-34-11-820-80 2. OPERATIONS CHECKED LG NORMAL OPERATIONS IAW AMM 32-32-00-710-801 & MANUAL EXT SYS TEST IAW AMM 32-34-00-730-801 & AMM 32-35-00-730-801. ALL PASSED.