What was found
AFTER LANDING, DURING TAXI PILOT PULLED POWER CONTROL AFT INTO BETA RANGE TO SLOW HIS TAXI SPEED. WHEN BRINGING POWER CONTROL BACK FWD INTO FWD POWER RANGE PILOT NOTED AN ABNORMAL AMOUNT OF FORCE REQUIRED TO COME FWD OVER BETA REVERSE GATE. THIS WAS ATTEMPTED THREE TIMES WITH THE SAME RESULTS. ACFT WAS SHUTDOWN. SYS RIGGING WAS INSPECTED & NO PROBLEMS WERE EVIDENT. PROP GOVERNOR WAS REPLACED WITH AN OVERHAULED UNIT. RIGGING WAS CHECKED AFTER INSTALLATION & ACFT WAS TEST RUN & PLACED INTO BETA REVERSE NUMEROUS TIMES. NO BINDING OR ABNORMAL PRESS WAS REQUIRED OPERATING OVER BETA REVERSE GATE EITHER WAY.