FIELD: machine building.
SUBSTANCE: system of heat preparation of elements of the hydraulic drive contains internal combustion engine (ICE) 1, ICE cooling system comprising pipelines 2, 3, 10 with thermostat 11, connected with radiator 12, and pump 4. The hydraulic engine 9 has skirt 8 for cooling liquid supply. The skirt 8 by two-position distributor 5 is connected with ICE cooling system.
EFFECT: optimal heat state of element of the hydraulic drive due to heat use of ICE cooling system.
1 dwg
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