What was found
(CAN) AFTER TAKEOFF ON GEAR RETRACTION THREE CAUTION LIGHTS AND ARIGHT MAIN GROUND WARNING LIGHT ON. MOTORING SOUND HEARD AND GEAR WOULD NOT RETRACT. IN TRANSIT LIGHT ON IN GEAR RETRACT LEVER, MAINTENANCE INSPECTION FOUND RIGHT HAND NACELLE AFT ACCESS PANEL CRUSHED BETWEEN GEAR & WHEEL PIN CUTOUT. PREVENTING RT GEAR FROM FULLY GOING INTO UPLOCK POSITION . PANEL REPLACED, GEAR RETRACTION TEST SATISFACTORY. A/C RETURNED TO SERVICE.