What was found
DURING CLIMBOUT ON FLIGHT 3251, RIGHT PROP OIL TEMP READ 100 DEGREES CELSIUS, FOR APPROXIMATELY 15 MINUTES WITH CLIMB POWER SET. PROP PRESSURE NORMAL, PROP FUNCTION NORMAL. AIR RETURN TO MSP. MAINTENANCE WITH ENGINE STATIC FOUND RIGHT PROP OIL TEMP INDICATOR PEGGED TO MAX TEMP FOUND ONE WIRE PULLED OUT OF PIN ON CANNON PLUG AT TEMP BULB. REPLACED PIN SYSTEM, OPS CHECK GOOD.