2005 Kawasaki KAF620 Mule 3010 Trans 4x4 Service Manual, Page 99Get this manual
COOLING SYSTEM 4-17 Thermostat
valve opening temperature, suspend the ther To check container of water and raise the temperature mostat in of the waterIf the measurement is out of the specified range, replace the thermostatThermostat Valve Opening Temperature Standard: 80.5 83.5C (177 182F)