What was found
AIRCRAFT RETURNED TO PLATFORM, DURING TAXING AND ELEVATOR CONTROL TEST, CAPTAIN REPORTED ELEVATOR JAMMED. ELEVATOR CONTROL SYSTEM WAS CHECKED AND DAMAGE WAS DETECTED IN CONTROL COLUMN DURING MOVEMENT OF NOSE DOWN. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNIGHT SERVICE, ELEVATOR CABLES AND PULLEYS WERE VERIFIED IAW MM 27-30-00, TAIL CONE AND CARGO COMPARTMENTS WERE CHECKED, ALL CORRECT. LT ELEVATOR CONTROL VALVE AND HYDRAULIC MULTIPLE WERE REPLACED IAW MM 27-30-07 AND 27-33-08, RESPECTIVELY, TEST CORRECT.