What was found
CLE - FLT 3170 - THE CREW REPORTED THE RIGHT AUTO FEATHER TEST WAS NOT FEATHERING THE PROPELLER. THE AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 2 AUTO FEATHER LOW PRESSURE SWITCH (P/N 50-389121-29)IAW 61-21-01. MAINTENANCE ALSO REPLACED THE A123 PRINTED CIRCUIT BOARD (P/N 129-364091-9). OPERATIONAL CHECKS WERE GOOD IAW BEECHCRAFT MM 61-21-00. THE AIRCRAFT WAS RELEASED FOR SERVICE. (M)