Liebherr 10300346 Thermostat Assembly

The Liebherr 10300346 thermostat assembly regulates engine coolant temperature for D934 and D936 series diesel engines. It features an integrated sealing ring for direct mounting to the engine coolant housing. The valve opens at a nominal temperature of 83 degrees Celsius to maintain optimal engine operating temperature under heavy load conditions. This component is designed for installation in Liebherr mobile excavator models A900C and R900. It serves as a direct replacement for OEM part numbers 10300346 and 9275735. Construction includes a wax pellet actuator element housed within a corrosion-resistant metal body with a 67 mm nominal diameter flange.