What was found
PILOT REPORTED AFTER PUTTING THE GEAR SELECTOR IN THE UP POSITION, THE GEAR FAILED TO RETRACT, PILOT THEN PUT THE GEAR SELECTOR IN THE DOWN POSITION AND RETURNED TO BASE. ON TROUBLESHOOTING, THE MECHANIC CYCLED GEAR SEVERAL TIMES AND WAS UNABLE TO GET THE GEAR TO FAIL. PROBABLE CAUSE AT THIS TIME, UNKNOWN. RECOMMENDATION IT TO REPLACE RELAY UNTIL MFG DESIGNS A BETTER RELAY. (K)