As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING GEAR RETRACTION LDG GEAR WOULD NOT RETRACT HEARD LOUD BANGING NOISES GEAR TRIED TO CYCLE ITSELF TO THE UP POSITION APPROXIMATELY 10 TIMES AND EVENTUALLY RETRACTED. 3 RED AND NO GREEN LIGHTS WERE ON DURING RETRACTION ATTEMPTS. EXTENDED LANDING GEAR NORMALLY AND IT COME DOWN WITH NO HESITATION. REPLACED THE LT (L50GA) AND RT (R50GA) MAIN LANDING GEAR DOOR ACTUATOR PROXIMITY SWITCHES WITH INSPECTED PARTS IAW THE M/M CH 32-311. LANDING GEAR RETRACTION/EXTENSION CHECKS IAW CH 32-300 SATISFACTORY.