On the engine. There is a valve where the engine and heater water tank inlet and outlet pipes connect. Sany Group, known as the first-tier domestic brand, Sany's excavators are also quite influential in the industry. Sany Heavy Industry SY60C Pro small hydraulic excavator has a working quality (kg) 6000 and a rated bucket volume (m3) 0.10 -0.28 (0.25) Sany Heavy Industry (SANY) 60 excavator parameters.