What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO CLT DUE TO A LANDING GEAR SHOCK ABSORBER FAULT AFTER TAKE OFF, AND GEAR WOULD NOT RETRACT IN FLIGHT. THE AIRCRAFT LANDED SAFELY AT CLT WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE FLIGHT / GROUND SENSING MECHANISM TARGET LEVER TO HAVE EXCESSIVE PLAY AND NOSE LANDING GEAR PROXIMITY SENSORS 24GA AND 25GA TO BE OUT OF ADJUSTMENT. MAINTENANCE REPLACED THE TARGET LEVER PER AMM 32-21-45 (AALA202303038313) AND ADJUSTED PROXIMITY SENSORS 24GA (AALA202303030666) AND 25GA (AALA202303038278) PER AMM 32-31-73-820. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. PER AMM 32-31-73-200.