What was found
AFTER TAKEOFF ROTATION F/O'S CONTROL WHEEL FORCE BECAME VERY HEAVY AND REQUIRED THE CAPTAIN TO TAKE OVER CONTROL F/O'S CONTROL WHEEL HAS 1.5 INCHES OF LOST MOTION. IN ROLL AND PITCH FORCE IS ABOVE NORMAL BOTH A/P FUNCTIONS NORMAL. COMPLETED JAMMED AND RESTRICTED FLIGHT CONTROL CHECKLIST 2.131 2 VOL 1. FOUND BROKEN SPRING ON F/O LOAD LIMITER UNIT. REMOVED AND REPLACED LOAD LIMITER ASSY MM REF 27-11-05. RIGGED F/O AS REQUIRED. GROUND OPS NORMAL ALL INDICATION NORMAL MM 27-11-05. (M)