As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LGA - FLT 1774 - AFTER GEAR RETRACTION LEFT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. PERFORMED QRH PROCEDURES. RED LIGHT REMAINED ILLUMINATED NO VIBRATION, SUSPECT MICROSWITCH ADJUSTMENT. REPLACED LEFT MLG DOWN LOCK PROX SWITCH AND REROUTED WIRING CONDUIT. PERFORMED GEAR SWING OPS CHECK GOOD. (M)