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08-7 2112-01 2) Leak Test Release the pressure in the system by loosening the pressure cap of the coolant reservoir slightly. Then, remove the pressure cap completely. A. Never open the cap until the coolant prevent any burn. Add the coolant so that the coolant level is between MAX and MIN mark on the coolant auxiliary tank. Connect the tester to the tank filler and apply pressure (1.4 bar). Check all the coolant hoses, pipes and connections for leaks when the pressure of the tester drops, and replace or tighten, if necessary. B. C. D. 3) Thermostat Immerse the thermostat into the water. Heat the water and check the valve opening temperature. Valve opening temperature 90±2℃ |